Skip to content
Fat Cat Bait & Fishing Supply (Online Sales Dept)
Fat Cat Bait & Fishing Supply (Online Sales Dept)

Electrical - Battery Isolators

Filters

  • Save $181.00 Save $0.00
    $477.99
    $477.99 - $477.99
    $477.99
    $296.99
    $296.99 - $296.99
    $296.99

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

    Mastervolt
    Only 1 left!

    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
    $296.99
    $296.99 - $296.99
    $296.99
    Save $181.00 Save $0.00
  • Save $68.38 Save $0.00
    $323.37
    $323.37 - $323.37
    $323.37
    $254.99
    $254.99 - $254.99
    $254.99

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

    Newmar Power
    3 in 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
    $323.37
    $323.37 - $323.37
    $323.37
    $254.99
    $254.99 - $254.99
    $254.99
    Save $68.38 Save $0.00
  • Save $33.96 Save $0.00
    $85.95
    $85.95 - $85.95
    $85.95
    $51.99
    $51.99 - $51.99
    $51.99

    Sea-Dog Smart Dual Battery Isolator [422790-1]

    Sea-Dog
    Only 2 left!

    Smart Dual Battery IsolatorThis Smart Dual Battery Isolator is ideal for dual battery applications. Allows two batteries to automatically charge a...

    View full details
    $85.95
    $85.95 - $85.95
    $85.95
    $51.99
    $51.99 - $51.99
    $51.99
    Save $33.96 Save $0.00
  • Save $47.01 Save $0.00
    $365.00
    $365.00 - $365.00
    $365.00
    $317.99
    $317.99 - $317.99
    $317.99

    Newmar 2-3-70 Battery Isolator [2-3-70]

    Newmar Power
    Only 2 left!

    2-3-70 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the disc...

    View full details
    $365.00
    $365.00 - $365.00
    $365.00
    $317.99
    $317.99 - $317.99
    $317.99
    Save $47.01 Save $0.00
  • Save $88.00 Save $0.00
    $221.99
    $221.99 - $221.99
    $221.99
    $133.99
    $133.99 - $133.99
    $133.99

    ProMariner Battery Isolator - 130 AMP - 1 Alternator - 2 Battery [11132]

    ProMariner
    Only 2 left!

    Battery Isolator - 1 Alternator - 2 Battery - 130 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enha...

    View full details
    $221.99
    $221.99 - $221.99
    $221.99
    $133.99
    $133.99 - $133.99
    $133.99
    Save $88.00 Save $0.00
  • Save $84.01 Save $0.00
    $653.00
    $653.00 - $653.00
    $653.00
    $568.99
    $568.99 - $568.99
    $568.99

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

    Newmar Power
    3 in 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
    $568.99
    $568.99 - $568.99
    $568.99
    Save $84.01 Save $0.00
  • Save $219.00 Save $0.00
    $577.99
    $577.99 - $577.99
    $577.99
    $358.99
    $358.99 - $358.99
    $358.99

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

    Mastervolt
    6 in 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
    $358.99
    $358.99 - $358.99
    $358.99
    Save $219.00 Save $0.00
  • Save $53.85 Save $0.00
    $359.00
    $359.00 - $359.00
    $359.00
    $305.15
    $305.15 - $305.15
    $305.15

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

    Victron Energy
    7 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 $53.85 Save $0.00
  • Save $42.22 Save $0.00
    $247.21
    $247.21 - $247.21
    $247.21
    $204.99
    $204.99 - $204.99
    $204.99

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

    Newmar Power
    4 in 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
    $247.21
    $247.21 - $247.21
    $247.21
    $204.99
    $204.99 - $204.99
    $204.99
    Save $42.22 Save $0.00
  • Save $63.00 Save $0.00
    $158.99
    $158.99 - $158.99
    $158.99
    $95.99
    $95.99 - $95.99
    $95.99

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

    ProMariner
    Only 2 left!

    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
    $95.99
    $95.99 - $95.99
    $95.99
    Save $63.00 Save $0.00
  • Save $21.15 Save $0.00
    $141.00
    $141.00 - $141.00
    $141.00
    $119.85
    $119.85 - $119.85
    $119.85

    Victron ArgoFET 200-2 Battery Isolator - 200AMP - 1 Alternator, 2 Batteries [ARG200201020R]

    Victron Energy
    21 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 $21.15 Save $0.00
  • Save $43.95 Save $0.00
    $293.00
    $293.00 - $293.00
    $293.00
    $249.05
    $249.05 - $249.05
    $249.05

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

    Victron Energy
    4 in 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 $43.95 Save $0.00
  • Save $6.90 Save $0.00
    $46.00
    $46.00 - $46.00
    $46.00
    $39.10
    $39.10 - $39.10
    $39.10

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

    Victron Energy
    7 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 $6.90 Save $0.00
  • Save $116.00 Save $0.00
    $289.99
    $289.99 - $289.99
    $289.99
    $173.99
    $173.99 - $173.99
    $173.99

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

    ProMariner
    3 in 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
    $173.99
    $173.99 - $173.99
    $173.99
    Save $116.00 Save $0.00
  • Save $90.11 Save $0.00
    $425.10
    $425.10 - $425.10
    $425.10
    $334.99
    $334.99 - $334.99
    $334.99

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

    Newmar Power
    3 in 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
    $425.10
    $425.10 - $425.10
    $425.10
    $334.99
    $334.99 - $334.99
    $334.99
    Save $90.11 Save $0.00
  • Save $202.00 Save $0.00
    $534.99
    $534.99 - $534.99
    $534.99
    $332.99
    $332.99 - $332.99
    $332.99

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

    Mastervolt
    3 in 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
    $332.99
    $332.99 - $332.99
    $332.99
    Save $202.00 Save $0.00
  • Save $216.00 Save $0.00
    $507.99
    $507.99 - $507.99
    $507.99
    $291.99
    $291.99 - $291.99
    $291.99

    ProMariner ProSafe FAILSAFE 30amp Galvanic Isolator [22034]

    ProMariner
    23 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
    $291.99
    $291.99 - $291.99
    $291.99
    Save $216.00 Save $0.00
  • Save $110.10 Save $0.00
    $460.09
    $460.09 - $460.09
    $460.09
    $349.99
    $349.99 - $349.99
    $349.99

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

    Newmar Power
    Only 2 left!

    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
    $460.09
    $460.09 - $460.09
    $460.09
    $349.99
    $349.99 - $349.99
    $349.99
    Save $110.10 Save $0.00
  • Save $82.56 Save $0.00
    $256.55
    $256.55 - $256.55
    $256.55
    $173.99
    $173.99 - $173.99
    $173.99

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

    ARCO Marine
    Only 1 left!

    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 $82.56 Save $0.00
  • Save $16.80 Save $0.00
    $112.00
    $112.00 - $112.00
    $112.00
    $95.20
    $95.20 - $95.20
    $95.20

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

    Victron Energy
    8 in 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 $16.80 Save $0.00
  • Save $8.85 Save $0.00
    $59.00
    $59.00 - $59.00
    $59.00
    $50.15
    $50.15 - $50.15
    $50.15

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

    Victron Energy
    8 in 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 $8.85 Save $0.00
  • Save $19.35 Save $0.00
    $129.00
    $129.00 - $129.00
    $129.00
    $109.65
    $109.65 - $109.65
    $109.65

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

    Victron Energy
    8 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 $19.35 Save $0.00
  • Save $182.00 Save $0.00
    $454.99
    $454.99 - $454.99
    $454.99
    $272.99
    $272.99 - $272.99
    $272.99

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

    ProMariner
    9 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
    $272.99
    $272.99 - $272.99
    $272.99
    Save $182.00 Save $0.00
  • Save $24.75 Save $0.00
    $165.00
    $165.00 - $165.00
    $165.00
    $140.25
    $140.25 - $140.25
    $140.25

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

    Victron Energy
    14 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 $24.75 Save $0.00

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