Battery Isolators

View our list of the best brands of Battery Isolators and then purchase your marine battery Isolator at discount prices from CE Marine.

We offer flat rate shipping and can help you locate hard to find items or we can recommend alternatives.

Call us today at 1-414-254-1559 for personalized service and help locating/replacing hard to marine battery isolators.

ARCO Marine BI-0702-4 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-0702-4]
Save 25%
$106.15
$79.99

ARCO Marine BI-0702-4 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-0702-4]

ARCO Marine

BI-0702-4 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-0702-4 is an inboard/outboard batter...

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$106.15
$79.99
Save 25%
ARCO Marine BI-1203-3A Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1203-3A]
Save 24%
$250.29
$190.99

ARCO Marine BI-1203-3A Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1203-3A]

ARCO Marine

BI-1203-3A Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-1203-3A is an inboard/outboard batt...

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$250.29
$190.99
Save 24%
ARCO Marine BI-0702 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-0702]
Save 26%
$107.95
$79.99

ARCO Marine BI-0702 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-0702]

ARCO Marine

BI-0702 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-0702 is an inboard/outboard battery is...

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$107.95
$79.99
Save 26%
ARCO Marine BI-1603 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1603]
Save 22%
$307.45
$240.99

ARCO Marine BI-1603 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1603]

ARCO Marine

BI-1603 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-1603 is an inboard/outboard battery is...

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$307.45
$240.99
Save 22%
ARCO Marine BI-3203 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-3203]
Save 23%
$440.20
$336.99

ARCO Marine BI-3203 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-3203]

ARCO Marine

BI-3203 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-3203 is an inboard/outboard battery is...

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$440.20
$336.99
Save 23%
ARCO Marine BI-1602 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1602]
Save 24%
$216.20
$164.99

ARCO Marine BI-1602 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-1602]

ARCO Marine

BI-1602 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-1602 is an inboard/outboard battery is...

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$216.20
$164.99
Save 24%
ARCO Marine BI-3202 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-3202]
Save 24%
$363.98
$277.99

ARCO Marine BI-3202 Battery Isolator f/10-350A Alternators on 12, 24 or 32V Negative Ground Systems [BI-3202]

ARCO Marine

BI-3202 Battery Isolator for 10-350A Alternators on 12, 24 or 32V Negative Ground SystemsThe Arco Marine BI-3202 is an inboard/outboard battery is...

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$363.98
$277.99
Save 24%
Victron Argodiode Battery Isolator 80-2AC - 2 Batteries - 80A [ARG080201000]
Save 15%
$59.00
$50.15

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

Victron Energy

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

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$59.00
$50.15
Save 15%
ProMariner Battery Isolator - 1 Alternator - 2 Battery - 70 AMP [11072]
Save 44%
$160.99
$89.99

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

ProMariner

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

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$160.99
$89.99
Save 44%
ProMariner Battery Isolator - 130 AMP - 2 Alternator - 3 Battery [12133]
Save 43%
$666.99
$376.99

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

ProMariner

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

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$666.99
$376.99
Save 43%
ProMariner Battery Isolator - 130 AMP - 2 Alternator - 2 Battery [12132]
Save 43%
$459.99
$259.99

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

ProMariner

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

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$459.99
$259.99
Save 43%
Newmar 1-3-165 Battery Isolator [1-3-165]
Save 10%
$402.00
$360.99

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

Newmar Power

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

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$402.00
$360.99
Save 10%
Victron Galvanic Isolator VDI-32A 32A Max Waterproof (Potted) [GDI000032000]
Save 15%
$293.00
$249.05

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

Victron Energy

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

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$293.00
$249.05
Save 15%
Victron Galvanic Isolator VDI-64A 64A Max Waterproof (Potted) [GDI000064000]
Save 15%
$359.00
$305.15

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

Victron Energy

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

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$359.00
$305.15
Save 15%
ProMariner Battery Isolator - 130 AMP - 1 Alternator - 2 Battery [11132]
Save 43%
$224.24
$126.99

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

ProMariner

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

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$224.24
$126.99
Save 43%
ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]
Save 44%
$344.99
$193.99

ProMariner Battery Isolator - 2 Alternator - 3 Battery - 70 AMP [12073]

ProMariner

Battery Isolator - 2 Alternator - 3 Battery - 70 AMPProMariner Battery Isolators with gold-plated terminals and improved efficiency, provide enhan...

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$344.99
$193.99
Save 44%
ProMariner Battery Isolator - 130 AMP - 1 Alternator - 3 Battery [11133]
Save 44%
$293.24
$164.99

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

ProMariner

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

View full details
$293.24
$164.99
Save 44%
Newmar 1-2-120 Battery Isolator [1-2-120]
Save 10%
$216.00
$193.99

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

Newmar Power

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

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$216.00
$193.99
Save 10%
Victron Argo FET Battery Isolator 200-3 3 Batteries - 200AMP [ARG200301020]
Save 15%
$165.00
$140.25

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

Victron Energy

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

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$165.00
$140.25
Save 15%
ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]
Save 43%
$275.99
$156.99

ProMariner Battery Isolator - 2 Alternator - 2 Battery - 70 AMP [12072]

ProMariner

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

View full details
$275.99
$156.99
Save 43%
Newmar 1-3-70 Battery Isolator [1-3-70]
Save 10%
$240.00
$215.99

Newmar 1-3-70 Battery Isolator [1-3-70]

Newmar Power

1-3-70 Battery IsolatorThis heavy-duty isolator allows charging multiple batteries automatically from one or two alternators and prevents the disc...

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$240.00
$215.99
Save 10%
Victron ArgoFET Battery Isolator - 100AMP - 2 Batteries [ARG100201020]
Save 15%
$118.00
$100.30

Victron ArgoFET Battery Isolator - 100AMP - 2 Batteries [ARG100201020]

Victron Energy

Argo FET Battery Isolator - 100AMP - 2 BatteriesSimilarly to diode battery isolators, FET isolators allow simultaneous charging of two or more bat...

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$118.00
$100.30
Save 15%
Newmar 2-3-70 Battery Isolator [2-3-70]
Save 10%
$310.00
$277.99

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

Newmar Power

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
$310.00
$277.99
Save 10%
Newmar GI-60-FS Galvanic Isolator 60A Fail Safe [GI-60-FS]
Save 26%
$559.50
$415.99

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

Newmar Power

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...

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$559.50
$415.99
Save 26%
Newmar GI-30-FS Galvanic Isolator 30A Fail Safe [GI-30-FS]
Save 28%
$417.50
$298.99

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

Newmar Power

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...

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$417.50
$298.99
Save 28%
Victron Argofet Battery Isolator 100-3 3 Batteries - 100AMP [ARG100301020R]
Save 15%
$135.00
$114.75

Victron Argofet Battery Isolator 100-3 3 Batteries - 100AMP [ARG100301020R]

Victron Energy

Argofet Battery Isolator 100-3 3 Batteries - 100AMPSimilarly to Argodiode battery isolators, Argofet isolators allow simultaneous charging of two ...

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$135.00
$114.75
Save 15%
Victron Galvanic Isolator VDI-16A, 16 AMP Max Waterproof Potted [GDI000016000]
Save 15%
$129.00
$109.65

Victron Galvanic Isolator VDI-16A, 16 AMP Max Waterproof Potted [GDI000016000]

Victron Energy

Galvanic Isolator VDI-16A, 16 AMP Max Waterproof PottedThe galvanic isolator prevents electrolytic corrosion. It blocks low-voltage DC currents th...

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$129.00
$109.65
Save 15%
Analytic Systems 200A, 40V 3-Bank Ideal Battery Isolator [IBI3-40-200]
$339.00

Analytic Systems 200A, 40V 3-Bank Ideal Battery Isolator [IBI3-40-200]

Analytic Systems

200A, 40V 3-Bank Ideal Battery IsolatorFeatures: Waterproof Expoxy Sealed Construction Easy Connection Most Efficient use of Available Alternator ...

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$339.00

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