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Electrical - Alternators

Keep your batteries charged and systems running smoothly with durable marine-grade alternators for every vessel type.

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  • ARCO Marine Premium Replacement Inboard Alternator w/Single Groove Pulley - 12V 55A [60125]ARCO Marine Premium Replacement Inboard Alternator w/Single Groove Pulley - 12V 55A [60125]
    ARCO Marine
    ARCO Marine Premium Replacement Inboard Alternator w/Single Groove Pulley - 12V 55A [60125]
    Premium Replacement Inboard Alternator with Single Groove Pulley - 12V 55AReplacement alternator that will fit O.M.C. Cobra., Prestolite/Motorola, 12 Volt, 55 Amp, Internal regulator, Negative ground, 2-inch mounting foot, Single groove pulley included.Features: All alternators are engineered for performance and reliability All alternators are...
    $257.99
    $296.45
    $257.99
  • ARCO Marine Premium Replacement Outboard Alternator - Verado 12V 70A [20860]ARCO Marine Premium Replacement Outboard Alternator - Verado 12V 70A [20860]
    ARCO Marine
    ARCO Marine Premium Replacement Outboard Alternator - Verado 12V 70A [20860]
    Premium Replacement Outboard Alternator - Verado 12V 70AReplacement alternator that will fit all Mercury Verado Outboards, 12 Volt, 70 AMP, internal fan, multi-groove serpentine pulley included.Features: All alternators are engineered for performance and reliability All alternators are engineered and manufactured with precision and quality...
    $365.99
    $423.20
    $365.99
  • ARCO Marine Premium Replacement Alternator w/65mm Multi-Groove Pulley - 12V 70A [20800]ARCO Marine Premium Replacement Alternator w/65mm Multi-Groove Pulley - 12V 70A [20800]
    ARCO Marine
    ARCO Marine Premium Replacement Alternator w/65mm Multi-Groove Pulley - 12V 70A [20800]
    Premium Replacement Alternator with 65mm Multi-Groove Pulley - 12V 70AReplacement alternator that will fit Mercruiser 4.3L - 8.2L, 1998-Up, 12 Volt, 70 AMP, Internal Fan, 65-mm multi-groove serpentine pulley included.Features: All alternators are engineered for performance and reliability All alternators are engineered and manufactured...
    $220.99
    $257.08
    $220.99
  • Mastervolt Alternator Temperature Sensor [41500400]
    Mastervolt
    Mastervolt Alternator Temperature Sensor [41500400]
    Alternator Temperature SensorWhen using the Alpha Pro in combination with non-Mastervolt alternators, this alternator temperature sensor may offer additional protection against over heating.
    $18.99
    $25.99
    $18.99
  • ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground [4501]ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground [4501]
    ARCO Marine
    ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground [4501]
    Zeus 24V 7kW 3.15 Alternator with Isolated GroundThe ARCO Zeus 24v 7kW alternator generates extremely high amperage at cruising and higher RPMs. This alternator continuously generates over 3kW (109 Amps) at just under 3,000 alternator RPM and almost 6kW (218 Amps) at under 6,000...
    $1,427.80
    $1,648.90
    $1,427.80
  • Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor [621-VUP-MC-100-K6]
    Balmar
    Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor [621-VUP-MC-100-K6]
    Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator & Temp SensorKit Includes: 621-100-K6 Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware621-100-K6 Alternator: 100A, 12V, Spindle Mount (Single Foot), 1-2in, K6 Serpentine Pulley, Isolated Ground1" Motorola-Style Mounting;  Typical for Westerbeke, Lehman,...
    $925.00
    $925.00
  • Balmar Alternator 120 AMP Kit 120V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [60-YP-MC-120-J10]
    Balmar
    Balmar Alternator 120 AMP Kit 120V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [60-YP-MC-120-J10]
    Alternator 120 AMP Kit 120V 3.15" Dual Foot Saddle J10 Pulley Regulator & Temp SensorKit Includes: a 60-120-J10 Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware60-120-J10 Alternator: 120A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentine Pulley, Isolated GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke,...
    $1,003.00
    $1,003.00
  • Balmar Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12V [XT-DF-170-J10]
    Balmar
    Balmar Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12V [XT-DF-170-J10]
    Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high reliability bearings, robust rectifier diodes and improved heat-sinking capabilities on all our alternators to ensure...
    $984.00
    $984.00
  • Balmar Alternator 1-2" Single Foot K6 Serpentine Pulley Regulator Temp Sensor - 170A Kit - 12V [XT-SF-170-K6-KIT]
    Balmar
    Balmar Alternator 1-2" Single Foot K6 Serpentine Pulley Regulator Temp Sensor - 170A Kit - 12V [XT-SF-170-K6-KIT]
    Alternator 1-2" Single Foot K6 Serpentine Pulley Regulator & Temp Sensor - 170A Kit - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high-reliability bearings, robust rectifier diodes, and improved heat-sinking capabilities on all our...
    $1,220.00
    $1,365.00
    $1,220.00
  • Balmar Belt Buddy w/Universal Offset Adjustment Arm (UAA2) [UBB2]
    Balmar
    Balmar Belt Buddy w/Universal Offset Adjustment Arm (UAA2) [UBB2]
    Belt Buddy with Universal Offset Adjustment Arm (UAA2)Belt Buddy Kit; Includes the Universal Adjustment Arm (UAA2) with a 1/2" offset for mounting applications which require an offset to the alternator and Belt Buddy Mechanism (BB).To utilize only the adjustment mechanism with an existing adjustment...
    $89.99
    $89.99
  • Balmar Universal Adjustment Arm - Offset [UAA2]
    Balmar
    Balmar Universal Adjustment Arm - Offset [UAA2]
    Universal Adjustment Arm - OffsetUniversal Adjustment Arm for the Belt Buddy with a 1/2″ offset for certain mounting applications which require an offset. This part number is for the “Arm Only”, It does not come with the Belt Buddy Adjustment Mechanism.The Belt Buddy Mechanism...
    $52.99
    $52.99
  • ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]
    ARCO Marine
    ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]
    Zeus A225S J-180 3.15" Alternator with Terminal BlockThe highest power output alternator in its size/class. Features: 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...
    $767.80
    $874.50
    $767.80
  • Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley w/Isolated Ground [60-100-K6]
    Balmar
    Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley w/Isolated Ground [60-100-K6]
    Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-100-SR-IGThis product may not be returned to...
    $688.00
    $688.00
  • Balmar Pulley Kit, Yanmar 4JH4-HTE-TE-DTE [48-YSP-4JH-B]
    Balmar
    Balmar Pulley Kit, Yanmar 4JH4-HTE-TE-DTE [48-YSP-4JH-B]
    Pulley Kit, Yanmar 4JH4-HTE-TE-DTEThe AltMount® Serpentine Pulley Conversion Kit provides an easily installed solution to provide greater load transfer and reduce engine noise and vibration. While the installation process for this kit is moderately simple, Balmar strongly recommends reading and following the installation instructions...
    $643.50
    $643.50
  • ARCO Marine Replacement Alternator f/Mercury Engines - 75-115 HP [20852]
    ARCO Marine
    ARCO Marine Replacement Alternator f/Mercury Engines - 75-115 HP [20852]
    Replacement Alternator for Mercury Engines - 75-115 HPReplacement alternator that will fit Mercury Outboard Engines 75 HP - 115 HP, 12 Volt, 50 AMP, internal fan, 4 grooves, pulley included. Features: All alternators are engineered for performance and reliability. All alternators are engineered and manufactured...
    $292.99
    $375.85
    $292.99
  • ARCO Marine Zeus A225S 3.15 Alternator w/Isolated Ground Terminal Block [4011]ARCO Marine Zeus A225S 3.15 Alternator w/Isolated Ground Terminal Block [4011]
    ARCO Marine
    ARCO Marine Zeus A225S 3.15 Alternator w/Isolated Ground Terminal Block [4011]
    Zeus A225S 3.15 Alternator with Isolated Ground & Terminal BlockThe highest power output alternator in its size/class. Features: Engineered for high energy production. Suitable for marine, RV, military, and commercial applications. Rapidly charges large battery banks. Coolest operating temperatures for increased performance, running 8-20% cooler...
    $877.80
    $999.90
    $877.80
  • Balmar Belt Buddy w/Universal Adjustment Arm [UBB]
    Balmar
    Balmar Belt Buddy w/Universal Adjustment Arm [UBB]
    Belt Buddy w/Universal Adjustment ArmTo utilize only the adjustment mechanism with an existing adjustment arm, purchase part number BBU.Caution:  This approach sacrifices some “travel” in the existing adjustment arm so the BBU mechanism can be anchored to the arm.  Make certain your alternator mounting...
    $71.99
    $71.99
  • Balmar Pulley Kit f/Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTE [48-YSP-4JH-E]
    Balmar
    Balmar Pulley Kit f/Yanmar 4JH2-TE, 4JH2-HTE, 4JH2-DTE 4JH2-UTE [48-YSP-4JH-E]
    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...
    $643.50
    $643.50
  • Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]
    Balmar
    Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]
    Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 PulleyAlternator, XT Series, 250A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentine Pulley, Case GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: AT-DF-200-12-IG, AT-DF-200-J10This product may not be returned to the original...
    $1,207.00
    $1,207.00
  • ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]
    ARCO Marine
    ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]
    Zeus A275L Transit Alternator with Terminal BlockHigh Output / High Amperage Alternator: The Highest Power Output in Its Class.Features: 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...
    $986.70
    $1,124.20
    $986.70

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