101 products

  • ARCO Marine

    ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator w/Isolated Ground [4406]

    ARCO Marine Zeus 24V 4kW Low Turn On LTO Vortec Alternator wIsolated Ground 4406ARCO Marine Zeus 24V 4kW Low Turn On LTO Vortec Alternator wIsolated Ground 4406
    ARCO Marine Zeus 24V 4kW Low Turn On LTO Vortec Alternator wIsolated Ground 4406ARCO Marine Zeus 24V 4kW Low Turn On LTO Vortec Alternator wIsolated Ground 4406
    Save $221.10
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    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Low Stock — Only 1 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at cruising speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 24v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 15.89lbs/7.2kg
    • Regulation - External Only
    • Finish - (Black) E-coating
    • Cut-In RPM - 1,072 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) at 27.5v - 144 Amps - 3,960 Watts – 5.7Kw PTO
    • Sustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 130 Amps - 3,575 Watts – 5.1Kw PTO
    • Sustained Idle Output (Hot, 3,000 RPM) at 27.5v - 108 Amps - 2,970 Watts – 4.2kW PTO
    • Max Continuous Operating Temperature - 100°C / 212°F
    • Replaces Mando-type alternators using Vortec/GM pad mounting feet. (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines).
    ARCO Marine

    ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator w/Isolated Ground [4406]

    Code: ORA-107553Brand: ARCO Marine
    Low Stock — Only 1 Left

    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
  • Balmar

    Balmar Alternator 100 AMP Kit 12V 3.15" Dual Foot Saddle Dual Pulley Regulator Temp Sensor [60-YP-MC-100-DV]

    Balmar Alternator 100 AMP Kit 12V 315 Dual Foot Saddle Dual Pulley Regulator Temp Sensor 60YPMC100DV
    Balmar Alternator 100 AMP Kit 12V 315 Dual Foot Saddle Dual Pulley Regulator Temp Sensor 60YPMC100DV
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    $1,124.89
    $1,124.89 $0.00
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    • Amperage: 100A
    • Voltage: 12v
    • Box Dimensions: 10"H x 11"W x 14"L WT: 10.8 lbs
    • UPC: 676205750738
    Balmar

    Balmar Alternator 100 AMP Kit 12V 3.15" Dual Foot Saddle Dual Pulley Regulator Temp Sensor [60-YP-MC-100-DV]

    Code: ORA-97456Brand: Balmar
    Low Stock — Only 2 Left

    $1,124.89
    $1,124.89 $0.00
    Free Shipping on $114+
    • Amperage: 100A
    • Voltage: 12v
    • Box Dimensions: 10"H x 11"W x 14"L WT: 10.8 lbs
    • UPC: 676205750738
  • Balmar

    Balmar 60 Series Alternator - Saddle Mount(Dual Foot) - 100A - 12V [60-100-SV]

    Balmar 60 Series Alternator Saddle MountDual Foot 100A 12V 60100SV
    Balmar 60 Series Alternator Saddle MountDual Foot 100A 12V 60100SV
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    $836.89
    $836.89 $0.00
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    • 100A
    • Saddle Mount (Dual Foot)
    • 3.15" 
    • Single Deep Vee Pulley
    • Isolated Ground
    • Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre Engines
    Balmar

    Balmar 60 Series Alternator - Saddle Mount(Dual Foot) - 100A - 12V [60-100-SV]

    Code: ORA-68754Brand: Balmar
    Low Stock — Only 3 Left

    $836.89
    $836.89 $0.00
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    • Saddle Mount (Dual Foot)
    • 3.15" 
    • Single Deep Vee Pulley
    • Isolated Ground
  • ARCO Marine

    ARCO Marine Premium Replacement Outboard Alternator - Verado 12V 70A

    ARCO Marine Premium Replacement Outboard Alternator Verado 12V 70A 20860ARCO Marine Premium Replacement Outboard Alternator Verado 12V 70A 20860
    ARCO Marine Premium Replacement Outboard Alternator Verado 12V 70A 20860ARCO Marine Premium Replacement Outboard Alternator Verado 12V 70A 20860
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    $448.59
    $448.59
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    More info
    • All alternators are engineered for performance and reliability
    • All alternators are engineered and manufactured with precision and quality
    • All alternators must meet or exceed OEM performance before being boxed
    • Amperage: 70A
    • Voltage: 12v
    • Box Dimensions: 8"H x 8"W x 9"L WT: 9.7 lbs
    • UPC: 693006010533
    ARCO Marine

    ARCO Marine Premium Replacement Outboard Alternator - Verado 12V 70A

    Code: ORA-97210Brand: ARCO Marine
    Low Stock — Only 2 Left

    $448.59
    $448.59
    Free Shipping on $114+
    • All alternators are engineered for performance and reliability
    • All alternators are engineered and manufactured with precision and quality
    • All alternators must meet or exceed OEM performance before being boxed
    • Amperage: 70A
  • Balmar

    Balmar Alternator 120 AMP 12V 3.15" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [60-YP-MC-120-K6]

    Balmar Alternator 120 AMP 12V 315 Dual Foot Saddle K6 Pulley Regulator Temp Sensor 60YPMC120K6
    Balmar Alternator 120 AMP 12V 315 Dual Foot Saddle K6 Pulley Regulator Temp Sensor 60YPMC120K6
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    $1,219.39
    $1,219.39 $0.00
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    Alternator 120 AMP 12V 3.15" Dual Foot Saddle K6 Pulley Regulator & Temp SensorKit Includes: a 60-120-K6 Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware60-120-DV Alternator: 120A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Isolated GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-YP-MC-120-SR-KITThis product may not...
    Balmar

    Balmar Alternator 120 AMP 12V 3.15" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [60-YP-MC-120-K6]

    Code: ORA-85862Brand: Balmar
    Low Stock — Only 2 Left

    $1,219.39
    $1,219.39 $0.00
    Free Shipping on $114+

    Alternator 120 AMP 12V 3.15" Dual Foot Saddle K6 Pulley Regulator & Temp SensorKit Includes: a 60-120-K6 Alternator, MC-618 Regulator,...
  • Balmar

    Balmar Pulley Kit f/Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTE [48-YSP-4JH-E]

    Balmar Pulley Kit fYanmar 4JH2TE 4JH2HTE 4JH2DTE 4JH2UTE 48YSP4JHE
    Balmar Pulley Kit fYanmar 4JH2TE 4JH2HTE 4JH2DTE 4JH2UTE 48YSP4JHE
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    $689.49
    $689.49 $0.00
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    Pulley Kit for Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTEAltMount®Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 4JH2-TE -HTE -DTE -UTEKit Includes: Three Ten-Groove (J10) Pulleys, Two J10, 47″ Circumference Serpentine Belts (one spare) & Mounting HardwareNote: If you specify an AT-200A Alternator, a longer belt length may be required.This...
    Balmar

    Balmar Pulley Kit f/Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTE [48-YSP-4JH-E]

    Code: ORA-73071Brand: Balmar
    Low Stock — Only 2 Left

    $689.49
    $689.49 $0.00
    Free Shipping on $114+

    Pulley Kit for Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTEAltMount®Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 4JH2-TE -HTE -DTE...
  • ARCO Marine

    ARCO Marine Zeus A275L 3.15 Alternator w/Isolated Ground Terminal Block [4019]

    ARCO Marine Zeus A275L 315 Alternator wIsolated Ground Terminal Block 4019ARCO Marine Zeus A275L 315 Alternator wIsolated Ground Terminal Block 4019
    ARCO Marine Zeus A275L 315 Alternator wIsolated Ground Terminal Block 4019ARCO Marine Zeus A275L 315 Alternator wIsolated Ground Terminal Block 4019
    Save $152.90
    Free Shipping on $114+

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Low Stock — Only 2 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the A275L cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Models available with internal/external voltage regulator.
    • Proudly made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - Internal/External (Internally regulated with adaptor for optional external regulation.)
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces most small case styles using a 3.15" saddle style mount (e.g., Hitachi, Lucas, Mitsubishi). Most Yanmars. Requires Standard single "V" belt upgrading to a Serpentine System
    ARCO Marine

    ARCO Marine Zeus A275L 3.15 Alternator w/Isolated Ground Terminal Block [4019]

    Code: ORA-107504Brand: ARCO Marine
    Low Stock — Only 2 Left

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
  • ARCO Marine

    ARCO Marine Zeus A275L 3.15 Alternator w/Case Ground (Common Rail) Terminal Block [4020]

    ARCO Marine Zeus A275L 315 Alternator wCase Ground Common Rail Terminal Block 4020ARCO Marine Zeus A275L 315 Alternator wCase Ground Common Rail Terminal Block 4020
    ARCO Marine Zeus A275L 315 Alternator wCase Ground Common Rail Terminal Block 4020ARCO Marine Zeus A275L 315 Alternator wCase Ground Common Rail Terminal Block 4020
    Save $137.50
    Free Shipping on $114+

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Low Stock — Only 1 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the A275L cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Models available with internal/external voltage regulator.
    • Proudly made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - Internal/External (Internally regulated with adaptor for optional external regulation.)
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Must be used on Yanmar Common Rail introduced after 2013 (JH-CR, 3JH40, 4JH45, 4JH57, 4JH80, 4JH110)
    ARCO Marine

    ARCO Marine Zeus A275L 3.15 Alternator w/Case Ground (Common Rail) Terminal Block [4020]

    Code: ORA-107507Brand: ARCO Marine
    Low Stock — Only 1 Left

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
  • Balmar

    Balmar Alternator 250 AMP Kit 12V 4" Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor [XT-DF4-250-DV-KIT]

    Balmar Alternator 250 AMP Kit 12V 4 Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor XTDF4250DVKIT
    Balmar Alternator 250 AMP Kit 12V 4 Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor XTDF4250DVKIT
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    $1,763.69
    $1,763.69 $0.00
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    • Amperage: 250A
    • Voltage: 12v
    • Box Dimensions: 10"H x 11"W x 14"L WT: 20.45 lbs
    • UPC: 676205502801
    Balmar

    Balmar Alternator 250 AMP Kit 12V 4" Dual Foot Saddle Dual Vee Pulley Regulator Temp Sensor [XT-DF4-250-DV-KIT]

    Code: ORA-95973Brand: Balmar
    Low Stock — Only 2 Left

    $1,763.69
    $1,763.69 $0.00
    Free Shipping on $114+
    • Amperage: 250A
    • Voltage: 12v
    • Box Dimensions: 10"H x 11"W x 14"L WT: 20.45 lbs
    • UPC: 676205502801
  • ARCO Marine

    ARCO Marine Zeus 24V 7kW J180 4" Alternator w/Isolated Ground [4503]

    ARCO Marine Zeus 24V 7kW J180 4 Alternator wIsolated Ground 4503ARCO Marine Zeus 24V 7kW J180 4 Alternator wIsolated Ground 4503
    ARCO Marine Zeus 24V 7kW J180 4 Alternator wIsolated Ground 4503ARCO Marine Zeus 24V 7kW J180 4 Alternator wIsolated Ground 4503
    Save $221.10
    Free Shipping on $114+

    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Low Stock — Only 3 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 24v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 15.89lbs/7.2kg
    • Regulation - External Only
    • Finish - (Black) E-coating
    • Cut-In RPM - 1,962 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 80A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) at 27.5v - 284 Amps - 7,810 Watts – 11.2 kW PTO
    • Sustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 220 Amps - 6,050 Watts – 8.6kW PTO
    • Sustained Idle Output (Hot, 3,000 RPM) at 27.5v - 50 Amps 1,375 Watts – 2kW PTO
    • Max Continuous Operating Temperature - 100°C / 212°F
    • Replaces most Volvo Penta alternators using a 4” J180 saddle-style mount. Also, used on many larger industrial-based engines.
    ARCO Marine

    ARCO Marine Zeus 24V 7kW J180 4" Alternator w/Isolated Ground [4503]

    Code: ORA-107556Brand: ARCO Marine
    Low Stock — Only 3 Left

    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
  • Balmar

    Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle Pulley w/Isolated Ground [60-100-DV]

    Balmar Alternator 100 AMP 12V 315 Dual Foot Saddle Pulley wIsolated Ground 60100DV
    Balmar Alternator 100 AMP 12V 315 Dual Foot Saddle Pulley wIsolated Ground 60100DV
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    $836.89
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    More info
    • Amperage: 100A
    • Voltage: 12v
    • Box Dimensions: 9"H x 9"W x 10"L WT: 6.9 lbs
    • UPC: 676205750561
    Balmar

    Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle Pulley w/Isolated Ground [60-100-DV]

    Code: ORA-97441Brand: Balmar
    Low Stock — Only 3 Left

    $836.89
    $836.89 $0.00
    Free Shipping on $114+
    • Amperage: 100A
    • Voltage: 12v
    • Box Dimensions: 9"H x 9"W x 10"L WT: 6.9 lbs
    • UPC: 676205750561
  • Balmar

    Balmar Pulley Kit f/Yanmar 6LY, 6LYA-STP, 6LY2-STP [48-YSP-6LY-A]

    Balmar Pulley Kit fYanmar 6LY 6LYASTP 6LY2STP 48YSP6LYA
    Balmar Pulley Kit fYanmar 6LY 6LYASTP 6LY2STP 48YSP6LYA
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    $855.99
    $855.99 $0.00
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    More info
    Pulley Kit for Yanmar 6LY, 6LYA-STP, 6LY2-STPAltMount® Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 6LY, 6LYA-STP, 6LY2-STPKit Includes: Three Ten-Groove (J10) Pulleys, Two J10, 55″ Circumference Serpentine Belts (one spare) & Mounting HardwareNote:  If you specify an AT-200A Alternator, a longer belt length may be required.This product...
    Balmar

    Balmar Pulley Kit f/Yanmar 6LY, 6LYA-STP, 6LY2-STP [48-YSP-6LY-A]

    Code: ORA-107170Brand: Balmar
    Low Stock — Only 2 Left

    $855.99
    $855.99 $0.00
    Free Shipping on $114+

    Pulley Kit for Yanmar 6LY, 6LYA-STP, 6LY2-STPAltMount® Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 6LY, 6LYA-STP, 6LY2-STPKit...
  • ARCO Marine

    ARCO Marine Zeus A8000-48V 8kW N62 Alternator w/Clutch Pulley [4604]

    ARCO Marine Zeus A800048V 8kW N62 Alternator wClutch Pulley 4604ARCO Marine Zeus A800048V 8kW N62 Alternator wClutch Pulley 4604
    ARCO Marine Zeus A800048V 8kW N62 Alternator wClutch Pulley 4604ARCO Marine Zeus A800048V 8kW N62 Alternator wClutch Pulley 4604
    Save $330.00
    Free Shipping on $114+

    $1,978.90
    $1,978.90 $2,308.90
    Sale: $330.00 off
    Low Stock — Only 2 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 48v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 15.89lbs/7.2kg
    • Regulation - External Only
    • Finish - (Black) E-coating
    • Cut-In RPM - 1,920 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 80A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) at 53.5v - 180 Amps - 9,360 Watts – 14.8 kW PTO
    • Sustained Cruising Output (Hot, 6,000 RPM) at 53.5v - 138 Amps - 7,383 Watts – 10.5 kW PTO
    • Sustained Idle Output (Hot, 2,500 RPM) at 53.5v - 78 Amps 4,173 Watts – 6kW PTO
    • Max Continuous Operating Temperature - 100°C / 212°F
    ARCO Marine

    ARCO Marine Zeus A8000-48V 8kW N62 Alternator w/Clutch Pulley [4604]

    Code: ORA-108032Brand: ARCO Marine
    Low Stock — Only 2 Left

    $1,978.90
    $1,978.90 $2,308.90
    Sale: $330.00 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
  • ARCO Marine

    ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]

    ARCO Marine Zeus A275L Transit Alternator wTerminal Block 4032ARCO Marine Zeus A275L Transit Alternator wTerminal Block 4032
    ARCO Marine Zeus A275L Transit Alternator wTerminal Block 4032ARCO Marine Zeus A275L Transit Alternator wTerminal Block 4032
    Save $137.50
    Free Shipping on $114+

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Low Stock — Only 2 Left
    More info
    • Replace your noisy generator!
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat-shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds
    • Reduces the need for a generator by creating additional power with your engine
    • Unleash peak performance with E-Coat/Cerakote, keeping the A275L cooler for sustained amperage output
    • For maximum performance or lithium battery charging, use the ARCO Zeus Bluetooth Alternator Regulator
    • Mercedes requires the use of a clutch pulley on secondary alternators used on all Sprinter vans. For Mercedes Sprinter, please use our N62 with Clutch Pulley here
    • SAE J1171 Certified
    • Models are available with internal/external voltage regulators
    • Proudly made in the U.S.A.
    • Voltage: 12V
    • Field Type: P
    • Rotor Poles: 16
    • Stator Size: 138mm
    • Frame Size: Large
    • Weight: 14.9 lbs / 6.7 kg
    • Regulation: Internal/External (IE) or External Only (EX)
    • Output Voltage: 14.1V (default)
    • Finish: (Black) Cerakote or E-coating
    • Cut-In RPM: 1,061 Alternator RPM
    • Maximum Alt RPM: 19,000
    • Battery Post: M8 Thread Post, Side Mount
    • Standard Pulley: 49K6 (6-groove, 49mm)
    • Pulley Mount: 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware: M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes: 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM): 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM): 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM): 198 Amps
    • Max Continuous Operating Temperature: 110°C / 230°F
    • Replaces Ford Transit alternators for 3.5L & 3.7L Gas engines 2015-2022
    ARCO Marine

    ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]

    Code: ORA-108403Brand: ARCO Marine
    Low Stock — Only 2 Left

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Free Shipping on $114+
    • Replace your noisy generator!
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
  • ARCO Marine

    ARCO Marine Zeus A8000-48V 8kW J180 4" Alternator w/Isolated Ground [4603]

    ARCO Marine Zeus A800048V 8kW J180 4 Alternator wIsolated Ground 4603ARCO Marine Zeus A800048V 8kW J180 4 Alternator wIsolated Ground 4603
    ARCO Marine Zeus A800048V 8kW J180 4 Alternator wIsolated Ground 4603ARCO Marine Zeus A800048V 8kW J180 4 Alternator wIsolated Ground 4603
    Save $385.00
    Free Shipping on $114+

    $2,143.90
    $2,143.90 $2,528.90
    Sale: $385.00 off
    Low Stock — Only 3 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 48v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 15.89lbs/7.2kg
    • Regulation - External Only
    • Finish - (Black) E-coating
    • Cut-In RPM - 1,920 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 80A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) at 53.5v - 180 Amps - 9,360 Watts – 14.8 kW PTO
    • Sustained Cruising Output (Hot, 6,000 RPM) at 53.5v - 138 Amps - 7,383 Watts – 10.5 kW PTO
    • Sustained Idle Output (Hot, 2,500 RPM) at 53.5v - 78 Amps 4,173 Watts – 6kW PTO
    • Max Continuous Operating Temperature - 100°C / 212°F
    • Replaces most Volvo Penta alternators using a 4” J180 saddle-style mount. Also, used on many larger industrial-based engines.
    ARCO Marine

    ARCO Marine Zeus A8000-48V 8kW J180 4" Alternator w/Isolated Ground [4603]

    Code: ORA-108031Brand: ARCO Marine
    Low Stock — Only 3 Left

    $2,143.90
    $2,143.90 $2,528.90
    Sale: $385.00 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
  • ARCO Marine

    ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground (Common Rail) [4502]

    ARCO Marine Zeus 24V 7kW 315 Alternator wIsolated Ground Common Rail 4502ARCO Marine Zeus 24V 7kW 315 Alternator wIsolated Ground Common Rail 4502
    ARCO Marine Zeus 24V 7kW 315 Alternator wIsolated Ground Common Rail 4502ARCO Marine Zeus 24V 7kW 315 Alternator wIsolated Ground Common Rail 4502
    Save $221.10
    Free Shipping on $114+

    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Low Stock — Only 3 Left
    More info
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
    • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 24v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 15.89lbs/7.2kg
    • Regulation - External Only
    • Finish - (Black) E-coating
    • Cut-In RPM - 1,962 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 80A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) at 27.5v - 284 Amps - 7,810 Watts – 11.2 kW PTO
    • Sustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 220 Amps - 6,050 Watts – 8.6kW PTO
    • Sustained Idle Output (Hot, 3,000 RPM) at 27.5v - 50 Amps 1,375 Watts – 2kW PTO
    • Max Continuous Operating Temperature - 100°C / 212°F
    • Must Be Used on Yanmar Common Rail Engines Introduced after 2013 (JH-CR, 3JH40, 4JH45, 4JH57, 4JH80, 4JH110).
    ARCO Marine

    ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground (Common Rail) [4502]

    Code: ORA-107555Brand: ARCO Marine
    Low Stock — Only 3 Left

    $1,427.80
    $1,427.80 $1,648.90
    Sale: $221.10 off
    Free Shipping on $114+
    • Engineered for high energy production.
    • Suitable for marine, RV, military, and commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance:
  • ARCO Marine

    ARCO Marine Zeus A275L 1"-2" Single Foot Alternator w/Terminal Block [4027]

    ARCO Marine Zeus A275L 12 Single Foot Alternator wTerminal Block 4027
    ARCO Marine Zeus A275L 12 Single Foot Alternator wTerminal Block 4027
    Save $137.50
    Free Shipping on $114+

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
    • Runs 8 - 20% cooler than incumbent alternators due to: Heat shedding coatings, Rectifier located on housing exterior, Dual cooling fans, and OEM Components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - External Only (These units will come with a terminal block and a P-Type harness. They will only work with an external regulator, such as an ARCO Zeus Bluetooth alternator regulator.) 
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces most domestic styles using a single 1” or 2” mounting foot (e.g., Motorola, Prestolite)
    ARCO Marine

    ARCO Marine Zeus A275L 1"-2" Single Foot Alternator w/Terminal Block [4027]

    Code: ORA-107326Brand: ARCO Marine
    Low Stock — Only 2 Left

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
  • ARCO Marine

    ARCO Marine Zeus A275L Vortec Alternator w/Terminal Block [4033]

    ARCO Marine Zeus A275L Vortec Alternator wTerminal Block 4033
    ARCO Marine Zeus A275L Vortec Alternator wTerminal Block 4033
    Save $137.50
    Free Shipping on $114+

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
    • Runs 8 - 20% cooler than incumbent alternators due to: Heat shedding coatings, Rectifier located on housing exterior, Dual cooling fans, and OEM Components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - External Only (These units will come with a terminal block and a P-Type harness. They will only work with an external regulator, such as an ARCO Zeus Bluetooth alternator regulator.)
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces Mando-type alternators using Vortec/GM pad mounting feet. (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines.) (GM Blocks)
    ARCO Marine

    ARCO Marine Zeus A275L Vortec Alternator w/Terminal Block [4033]

    Code: ORA-107329Brand: ARCO Marine
    Low Stock — Only 2 Left

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
  • ARCO Marine

    ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]

    ARCO Marine Zeus A225S J180 315 Alternator wTerminal Block 4010
    ARCO Marine Zeus A225S J180 315 Alternator wTerminal Block 4010
    Save $106.70
    Free Shipping on $114+

    $767.80
    $767.80 $874.50
    Sale: $106.70 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. Runs 8 - 20% cooler than incumbent alternators due to:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM Components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A225S cooler. This translates to more amperage for sustained periods.
    • For maximum performance or lithium battery charging, use an ARCO Zeus Bluetooth alternator regulator.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 130mm
    • Frame Size - Small
    • Weight - 12lbs/6.7kg
    • Regulation - External Only
    • Output Voltage - 14.1v (default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 254 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 187 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 157 Amps
    • Replaces most small case styles using a 3.15” J180 saddle style mount (e.g., Hitachi, Lucas, Mitsubishi) Most Yanmars.
    ARCO Marine

    ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]

    Code: ORA-107331Brand: ARCO Marine
    Low Stock — Only 2 Left

    $767.80
    $767.80 $874.50
    Sale: $106.70 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. Runs 8 - 20% cooler than incumbent alternators due to:
  • ARCO Marine

    ARCO Marine Zeus A275L N62 Alternator w/Clutch Pulley Terminal Block [4026]

    ARCO Marine Zeus A275L N62 Alternator wClutch Pulley Terminal Block 4026
    ARCO Marine Zeus A275L N62 Alternator wClutch Pulley Terminal Block 4026
    Save $144.10
    Free Shipping on $114+

    $1,041.70
    $1,041.70 $1,185.80
    Sale: $144.10 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
    • Runs 8 - 20% cooler than incumbent alternators due to: Heat shedding coatings, Rectifier located on housing exterior, Dual cooling fans, and OEM Components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - External Only (These units will come with a terminal block and a P-Type harness. They will only work with an external regulator, such as an ARCO Zeus Bluetooth alternator regulator.) 
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Mercedes Sprinter 1999-2006 alternators, Mercedes Sprinter Factory dual alternator 2007-Up Replacement. Replaces Roadtrek Mercedes Dual alternator
    ARCO Marine

    ARCO Marine Zeus A275L N62 Alternator w/Clutch Pulley Terminal Block [4026]

    Code: ORA-107325Brand: ARCO Marine
    Low Stock — Only 2 Left

    $1,041.70
    $1,041.70 $1,185.80
    Sale: $144.10 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
  • ARCO Marine

    ARCO Marine Zeus A275L Vortec Alternator w/Regulator [4034]

    ARCO Marine Zeus A275L Vortec Alternator wRegulator 4034
    ARCO Marine Zeus A275L Vortec Alternator wRegulator 4034
    Save $152.90
    Free Shipping on $114+

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
    • Runs 8 - 20% cooler than incumbent alternators due to: Heat shedding coatings, Rectifier located on housing exterior, Dual cooling fans, and OEM Components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - Internal/External (Internally regulated with adaptor for optional external regulation.)
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces Mando-type alternators using Vortec/GM pad mounting feet. (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines.) (GM Blocks)
    ARCO Marine

    ARCO Marine Zeus A275L Vortec Alternator w/Regulator [4034]

    Code: ORA-107330Brand: ARCO Marine
    Low Stock — Only 2 Left

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
  • ARCO Marine

    ARCO Marine Zeus A275L 1"-2" Single Foot Alternator w/Regulator [4029]

    ARCO Marine Zeus A275L 12 Single Foot Alternator wRegulator 4029
    ARCO Marine Zeus A275L 12 Single Foot Alternator wRegulator 4029
    Save $152.90
    Free Shipping on $114+

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
    • Runs 8 - 20% cooler than incumbent alternators due to Heat shedding coatings, Rectifier located on housing exterior, Dual cooling fans, and OEM Components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - Internal/External (Internally regulated with adaptor for optional external regulation.) 
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces most domestic styles using a single 1” or 2” mounting foot (e.g., Motorola, Prestolite)
    ARCO Marine

    ARCO Marine Zeus A275L 1"-2" Single Foot Alternator w/Regulator [4029]

    Code: ORA-107327Brand: ARCO Marine
    Low Stock — Only 2 Left

    $1,096.70
    $1,096.70 $1,249.60
    Sale: $152.90 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. 
  • ARCO Marine

    ARCO Marine Zeus A275L J-180 4" Alternator w/Terminal Block [4022]

    ARCO Marine Zeus A275L J180 4 Alternator wTerminal Block 4022
    ARCO Marine Zeus A275L J180 4 Alternator wTerminal Block 4022
    Save $137.50
    Free Shipping on $114+

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Low Stock — Only 5 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
    • It runs 8 - 20% cooler than incumbent alternators due to heat-shedding coatings, a refrigerator on the housing exterior, dual cooling fans, and OEM components.
    • It is optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A275L cooler. This translates to more amperage for sustained periods.
    • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.
    • SAE J1171 Certified.
    • Made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 138mm
    • Frame Size - Large
    • Weight - 14.9 lbs/6.7 kg
    • Regulation - External Only (These units will come with a terminal block and a P-Type harness. They will only work with an external regulator, such as an ARCO Zeus Bluetooth alternator regulator.) 
    • Output Voltage - 14.1v (Default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 311 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
    • Max Continuous Operating Temperature - 110°C / 230°F
    • Replaces most Volvo Penta alternators using a 4” J180 saddle-style mount
    ARCO Marine

    ARCO Marine Zeus A275L J-180 4" Alternator w/Terminal Block [4022]

    Code: ORA-107323Brand: ARCO Marine
    Low Stock — Only 5 Left

    $986.70
    $986.70 $1,124.20
    Sale: $137.50 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance.
  • ARCO Marine

    ARCO Marine Zeus A225S Vortec Alternator w/Regulator [4018]

    ARCO Marine Zeus A225S Vortec Alternator wRegulator 4018
    ARCO Marine Zeus A225S Vortec Alternator wRegulator 4018
    Save $122.10
    Free Shipping on $114+

    $877.80
    $877.80 $999.90
    Sale: $122.10 off
    Low Stock — Only 2 Left
    More info
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. Runs 8 - 20% cooler than incumbent alternators due to:
    • Heat shedding coatings
    • Rectifier located on housing exterior
    • Dual cooling fans
    • OEM Components
    • Optimized for performance at idle speeds.
    • Reduces the need for a generator by creating additional power with your engine.
    • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A225S cooler. This translates to more amperage for sustained periods.
    • For maximum performance or lithium battery charging, use an ARCO Zeus Bluetooth alternator regulator.
    • SAE J1171 Certified.
    • Proudly made in the U.S.A.
    • Voltage - 12v
    • Field Type - P
    • Rotor Poles - 16
    • Stator Size - 130mm
    • Frame Size - Small
    • Weight - 12lbs/6.7kg
    • Regulation - Internal/External
    • Output Voltage - 14.1v (default)
    • Finish - (Black) Cerakote or E-coating
    • Cut-In RPM - 1,061 Alternator RPM
    • Maximum Alt RPM - 19,000
    • Battery Post - M8 Thread Post, Side Mount
    • Standard Pulley - 49K6 (6-groove, 49mm)
    • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
    • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
    • Diodes - 6 positive, 6 negative, 50A Rated, Avalanche
    • Max Output (Cold, 9,000 RPM) - 254 Amps
    • Sustained Cruising Output (Hot, 6,000 RPM) - 187 Amps
    • Sustained Idle Output (Hot, 3,000 RPM) - 157 Amps
    • Replaces Mando type alternators using Vortec/ GM pad mounting feet (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines.) (GM Blocks)
    ARCO Marine

    ARCO Marine Zeus A225S Vortec Alternator w/Regulator [4018]

    Code: ORA-107334Brand: ARCO Marine
    Low Stock — Only 2 Left

    $877.80
    $877.80 $999.90
    Sale: $122.10 off
    Free Shipping on $114+
    • Engineered for High Energy Production.
    • Suitable for Marine, RV, Military, and Commercial applications.
    • Rapidly charges large battery banks.
    • Coolest operating temperatures for increased performance. Runs 8 - 20% cooler than incumbent alternators due to: