Skip to content
ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!
ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!

Electrical - Battery Isolators

  • Save 16% Save %

    Newmar 2-3-120 Battery Isolator [2-3-120]

    Newmar Power
    $653.00
    $653.00 - $653.00
    $653.00
    $549.99
    $549.99 - $549.99
    $549.99
    Low stock

    2-3-120 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the dis...

    View full details
    $653.00
    $653.00 - $653.00
    $653.00
    $549.99
    $549.99 - $549.99
    $549.99
    Save 16% Save %
  • Save 41% Save %

    ProMariner Battery Isolator - 130 AMP - 2 Alternator - 3 Battery [12133]

    ProMariner
    $658.99
    $658.99 - $658.99
    $658.99
    $390.99
    $390.99 - $390.99
    $390.99
    Low stock

    Battery Isolator - 2 Alternator - 3 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enha...

    View full details
    $658.99
    $658.99 - $658.99
    $658.99
    $390.99
    $390.99 - $390.99
    $390.99
    Save 41% Save %
  • Save 39% Save %

    Mastervolt Battery Mate 2503 IG Isolator - 200 Amp, 3 Bank [83125035]

    Mastervolt
    $577.99
    $577.99 - $577.99
    $577.99
    $350.99
    $350.99 - $350.99
    $350.99
    Low stock

    Battery Mate 2503 IG Isolator - 200 Amp, 3 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is comp...

    View full details
    $577.99
    $577.99 - $577.99
    $577.99
    $350.99
    $350.99 - $350.99
    $350.99
    Save 39% Save %
  • Save 15% Save %

    Victron Galvanic Isolator VDI-64A 64A Max Waterproof (Potted) [GDI000064000]

    Victron Energy
    $359.00
    $359.00 - $359.00
    $359.00
    $305.15
    $305.15 - $305.15
    $305.15
    In stock

    Galvanic Isolator VDI-64A 64A Max Waterproof (Potted)The galvanic isolator prevents electrolytic corrosion. It blocks low voltage DC currents that...

    View full details
    $359.00
    $359.00 - $359.00
    $359.00
    $305.15
    $305.15 - $305.15
    $305.15
    Save 15% Save %
  • Save 13% Save %

    Newmar 1-2-120 Battery Isolator [1-2-120]

    Newmar Power
    $255.00
    $255.00 - $255.00
    $255.00
    $222.99
    $222.99 - $222.99
    $222.99
    Low stock

    1-2-120 Battery IsolatorThis heavy-duty isolator allows multiple batteries to charge automatically from one or two alternators and prevents the di...

    View full details
    $255.00
    $255.00 - $255.00
    $255.00
    $222.99
    $222.99 - $222.99
    $222.99
    Save 13% Save %
  • Save 38% Save %

    ProMariner Battery Isolator - 1 Alternator - 2 Battery - 70 AMP [11072]

    ProMariner
    $158.99
    $158.99 - $158.99
    $158.99
    $97.99
    $97.99 - $97.99
    $97.99
    In stock

    Battery Isolator - 1 Alternator - 2 Battery - 70 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhan...

    View full details
    $158.99
    $158.99 - $158.99
    $158.99
    $97.99
    $97.99 - $97.99
    $97.99
    Save 38% Save %
  • Save 15% Save %

    Victron Argo FET Battery Isolator - 200AMP - 2 Batteries [ARG200201020R]

    Victron Energy
    $141.00
    $141.00 - $141.00
    $141.00
    $119.85
    $119.85 - $119.85
    $119.85
    In stock

    Argo FET Battery Isolator - 200AMP - 2 BatteriesSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more bat...

    View full details
    $141.00
    $141.00 - $141.00
    $141.00
    $119.85
    $119.85 - $119.85
    $119.85
    Save 15% Save %
  • Save 15% Save %

    Victron Galvanic Isolator VDI-32A 32A Max Waterproof (Potted) [GDI000032000]

    Victron Energy
    $293.00
    $293.00 - $293.00
    $293.00
    $249.05
    $249.05 - $249.05
    $249.05
    Low stock

    Galvonic Isolator VDI-32A 32A Max Waterproof (Potted)The galvanic isolator prevents electrolytic corrosion. It blocks low voltage DC currents that...

    View full details
    $293.00
    $293.00 - $293.00
    $293.00
    $249.05
    $249.05 - $249.05
    $249.05
    Save 15% Save %
  • Save 24% Save %

    Newmar GI-30-FS Galvanic Isolator 30A Fail Safe [GI-30-FS]

    Newmar Power
    $324.00
    $324.00 - $324.00
    $324.00
    $246.99
    $246.99 - $246.99
    $246.99
    Low stock

    GI-30-FS Galvanic Isolator 30A Fail SafeInstalling the Galvanic Isolator between the AC safety ground and DC bonding system blocks most of the low...

    View full details
    $324.00
    $324.00 - $324.00
    $324.00
    $246.99
    $246.99 - $246.99
    $246.99
    Save 24% Save %
  • Save 15% Save %

    Victron Argodiode Battery Isolator 80-2SC - 2 Batteries - 80A [ARG080202000]

    Victron Energy
    $46.00
    $46.00 - $46.00
    $46.00
    $39.10
    $39.10 - $39.10
    $39.10
    In stock

    Argodiode Battery Isolator 80-2SC - 2 Batteries - 80AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alt...

    View full details
    $46.00
    $46.00 - $46.00
    $46.00
    $39.10
    $39.10 - $39.10
    $39.10
    Save 15% Save %
  • Save 39% Save %

    ProMariner Battery Isolator - 130 AMP - 1 Alternator - 3 Battery [11133]

    ProMariner
    $289.99
    $289.99 - $289.99
    $289.99
    $177.99
    $177.99 - $177.99
    $177.99
    Low stock

    Battery Isolator - 1 Alternator - 3 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enha...

    View full details
    $289.99
    $289.99 - $289.99
    $289.99
    $177.99
    $177.99 - $177.99
    $177.99
    Save 39% Save %
  • Save 24% Save %

    Newmar GI-60-FS Galvanic Isolator 60A Fail Safe [GI-60-FS]

    Newmar Power
    $426.00
    $426.00 - $426.00
    $426.00
    $323.99
    $323.99 - $323.99
    $323.99
    Low stock

    GI-60-FS Galvanic Isolator 60A Fail SafeInstalling the Galvanic Isolator between the AC safety ground and DC bonding system blocks most of the low...

    View full details
    $426.00
    $426.00 - $426.00
    $426.00
    $323.99
    $323.99 - $323.99
    $323.99
    Save 24% Save %
  • Save 51% Save %

    ProMariner ProIsoCharge Battery Isolator 180Amp 1-Alt 2-Bat - 12V [23122]

    ProMariner
    $289.99
    $289.99 - $289.99
    $289.99
    $142.99
    $142.99 - $142.99
    $142.99
    Low stock

    ProIsoCharge SeriesModel ProIsoCharge180 1•2 Part No. 23122 System Volts DC 12Max DC Amps 180 AmpAlternator Input1Battery Outputs 2Size 6.15"(l) ...

    View full details
    $289.99
    $289.99 - $289.99
    $289.99
    $142.99
    $142.99 - $142.99
    $142.99
    Save 51% Save %
  • Save 39% Save %

    Mastervolt Battery Mate 1603 IG Isolator - 120A, 3 Bank [83116035]

    Mastervolt
    $534.99
    $534.99 - $534.99
    $534.99
    $324.99
    $324.99 - $324.99
    $324.99
    Low stock

    Battery Mate 1603 IG Isolator - 120 Amp, 3 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is comp...

    View full details
    $534.99
    $534.99 - $534.99
    $534.99
    $324.99
    $324.99 - $324.99
    $324.99
    Save 39% Save %
  • Save 39% Save %

    Mastervolt Battery Mate 1602 IG Isolator - 120 Amp, 2 Bank [83116025]

    Mastervolt
    $477.99
    $477.99 - $477.99
    $477.99
    $290.99
    $290.99 - $290.99
    $290.99
    In stock

    Battery Mate 1602 IG Isolator - 120 Amp, 2 BankThe Battery Mate is the ultimate solution for charging several batteries simultaneously and is comp...

    View full details
    $477.99
    $477.99 - $477.99
    $477.99
    $290.99
    $290.99 - $290.99
    $290.99
    Save 39% Save %
  • Save 43% Save %

    ProMariner ProSafe FAILSAFE 30amp Galvanic Isolator [22034]

    ProMariner
    $507.99
    $507.99 - $507.99
    $507.99
    $288.99
    $288.99 - $288.99
    $288.99
    In stock

    ProSafe FAILSAFE 30amp Galvanic IsolatorProSafe FS installs easily and does not require a dedicated monitor to verify the operational status of th...

    View full details
    $507.99
    $507.99 - $507.99
    $507.99
    $288.99
    $288.99 - $288.99
    $288.99
    Save 43% Save %
  • Save 22% Save %

    Newmar 1-3-165 Battery Isolator [1-3-165]

    Newmar Power
    $473.00
    $473.00 - $473.00
    $473.00
    $366.99
    $366.99 - $366.99
    $366.99
    Low stock

    1-3-165 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the dis...

    View full details
    $473.00
    $473.00 - $473.00
    $473.00
    $366.99
    $366.99 - $366.99
    $366.99
    Save 22% Save %
  • Save 32% Save %

    ARCO Marine BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery [BI-1203-3A]

    ARCO Marine
    $256.55
    $256.55 - $256.55
    $256.55
    $173.99
    $173.99 - $173.99
    $173.99
    Low stock

    BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 BatteryThe Arco Marine BI-1203-3A is an inboard/outboard battery isolator that can handle 1 a...

    View full details
    $256.55
    $256.55 - $256.55
    $256.55
    $173.99
    $173.99 - $173.99
    $173.99
    Save 32% Save %
  • Save 15% Save %

    Victron Argodiode Battery Isolator 80-2AC - 2 Batteries - 80A [ARG080201000]

    Victron Energy
    $59.00
    $59.00 - $59.00
    $59.00
    $50.15
    $50.15 - $50.15
    $50.15
    Low stock

    Argodiode Battery Isolator 80-2AC - 2 Batteries - 80AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one alt...

    View full details
    $59.00
    $59.00 - $59.00
    $59.00
    $50.15
    $50.15 - $50.15
    $50.15
    Save 15% Save %
  • Save 15% Save %

    Victron Argodiode Battery Isolator 140-3AC - 3 Batteries - 140A [ARG140301020R]

    Victron Energy
    $112.00
    $112.00 - $112.00
    $112.00
    $95.20
    $95.20 - $95.20
    $95.20
    Low stock

    Argodiode Battery Isolator 140-3AC - 3 Batteries - 140AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one a...

    View full details
    $112.00
    $112.00 - $112.00
    $112.00
    $95.20
    $95.20 - $95.20
    $95.20
    Save 15% Save %
  • Save 15% Save %

    Victron Argodiode Battery Isolator 180-3AC - 3 Batteries - 180A [ARG180301020]

    Victron Energy
    $129.00
    $129.00 - $129.00
    $129.00
    $109.65
    $109.65 - $109.65
    $109.65
    In stock

    Argodiode Battery Isolator 180-3AC - 3 Batteries - 180AArgodiode Battery Isolators allow simultaneous charging of two or more batteries from one a...

    View full details
    $129.00
    $129.00 - $129.00
    $129.00
    $109.65
    $109.65 - $109.65
    $109.65
    Save 15% Save %
  • Save 41% Save %

    ProMariner Battery Isolator - 130 AMP - 2 Alternator - 2 Battery [12132]

    ProMariner
    $454.99
    $454.99 - $454.99
    $454.99
    $269.99
    $269.99 - $269.99
    $269.99
    In stock

    Battery Isolator - 2 Alternator - 2 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enha...

    View full details
    $454.99
    $454.99 - $454.99
    $454.99
    $269.99
    $269.99 - $269.99
    $269.99
    Save 41% Save %
  • Save 43% Save %

    ProMariner ProSafe FAILSAFE 60amp Galvanic Isolator [22074]

    ProMariner
    $676.99
    $676.99 - $676.99
    $676.99
    $388.99
    $388.99 - $388.99
    $388.99
    In stock

    ProSafe FAILSAFE 60amp Galvanic IsolatorProSafe FS installs easily and does not require a dedicated monitor to verify the operational status of th...

    View full details
    $676.99
    $676.99 - $676.99
    $676.99
    $388.99
    $388.99 - $388.99
    $388.99
    Save 43% Save %
  • Save 15% Save %

    Victron Argo FET Battery Isolator 200-3 3 Batteries - 200AMP [ARG200301020]

    Victron Energy
    $165.00
    $165.00 - $165.00
    $165.00
    $140.25
    $140.25 - $140.25
    $140.25
    In stock

    Argo FET Battery Isolator 200-3 3 Batteries - 200AMPSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more...

    View full details
    $165.00
    $165.00 - $165.00
    $165.00
    $140.25
    $140.25 - $140.25
    $140.25
    Save 15% Save %

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare