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Battery Isolators

Marine battery isolators and combiners for multi-battery electrical systems. Shop diode isolators, relay-based isolators, and battery combiners to protect and manage onboard battery banks on powerboats, sailboats, and yachts.

Original price $354.80 - Original price $354.80
Original price $354.80
$354.80
$354.80 - $354.80
Current price $354.80

Newmar 2-3-70A Isolator 2AIT 3BATT 70AMP

Only 2 left!

These heavy duty isolators allow charging multiple batteries automatically from one or two alternators, and prevent discharge or 'dumping" of one b...

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Original price $354.80 - Original price $354.80
Original price $354.80
$354.80
$354.80 - $354.80
Current price $354.80
Original price $653.00 - Original price $653.00
Original price $653.00
$653.00
$653.00 - $653.00
Current price $653.00

Newmar 2-3-120A Isolator 2AIT 3BATT 120AMP

Only 2 left!

These heavy duty isolators allow charging multiple batteries automatically from one or two alternators, and prevent discharge or 'dumping" of one b...

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Original price $653.00 - Original price $653.00
Original price $653.00
$653.00
$653.00 - $653.00
Current price $653.00
Original price $274.68 - Original price $274.68
Original price $274.68
$274.68
$274.68 - $274.68
Current price $274.68

Newmar 1-3-70A Isolator 1AIT 3BATT 70AMP

Out of stock

Rated for 12-48 volt negative ground DC systems. Feature conservatively rated diodes and a rustproof anodized aluminum heat sink case. Models ...

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Original price $274.68 - Original price $274.68
Original price $274.68
$274.68
$274.68 - $274.68
Current price $274.68
Sold out
Original price $473.00 - Original price $473.00
Original price $473.00
$473.00
$473.00 - $473.00
Current price $473.00

Newmar 1-3-165 Battery Isolator

Only 1 left!

Newmar 1-3-165 Battery IsolatorModel: 1-3-165 Heavy duty construction Rated for systems up to 48 volts DC, negative ground Rust-proof anodized alum...

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Original price $473.00 - Original price $473.00
Original price $473.00
$473.00
$473.00 - $473.00
Current price $473.00
Original price $281.00 - Original price $281.00
Original price $281.00
$281.00
$281.00 - $281.00
Current price $281.00

Newmar 1-3-120A Isolator 1AIT 3BATT 120AMP

Only 1 left!

These heavy duty isolators allow charging multiple batteries automatically from one or two alternators, and prevent discharge or 'dumping" of one b...

View full details
Original price $281.00 - Original price $281.00
Original price $281.00
$281.00
$281.00 - $281.00
Current price $281.00
Original price $131.62 - Original price $131.62
Original price $131.62
$131.62
$131.62 - $131.62
Current price $131.62

Newmar 1-2-70A Isolator 1AIT 2BATT 70AMP

in stock

Rated for 12-48 volt negative ground DC systems. Feature conservatively rated diodes and a rustproof anodized aluminum heat sink case. Models ...

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Original price $131.62 - Original price $131.62
Original price $131.62
$131.62
$131.62 - $131.62
Current price $131.62
Original price $426.00 - Original price $426.00
Original price $426.00
$426.00
$426.00 - $426.00
Current price $426.00

Newmar GI-60-FS 60A Galvanic Isolator with Fail Safe

in stock

Newmar 60 Amp Galvanic Isolator with Fail SafeModel: GI-60-FS Commonly installed on cruisers, sailboats, and yachts Protects against corrosion Main...

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Original price $426.00 - Original price $426.00
Original price $426.00
$426.00
$426.00 - $426.00
Current price $426.00
Original price $255.00 - Original price $255.00
Original price $255.00
$255.00
$255.00 - $255.00
Current price $255.00

Newmar 1-2-120A Isolator 1AIT 2BATT 120AMP

Out of stock

These heavy duty isolators allow charging multiple batteries automatically from one or two alternators, and prevent discharge or 'dumping" of one b...

View full details
Original price $255.00 - Original price $255.00
Original price $255.00
$255.00
$255.00 - $255.00
Current price $255.00
Sold out
Original price $324.00 - Original price $324.00
Original price $324.00
$324.00
$324.00 - $324.00
Current price $324.00

Newmar GI-30-FS 30AGalvanic Isolator with Fail Safe

Only 4 left!

Newmaqr 30 Amp Galvanic Isolator with Fail SafeModel: GI-30-FS Commonly installed on cruisers, sailboats, and yachts Protects against corrosion Mai...

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Original price $324.00 - Original price $324.00
Original price $324.00
$324.00
$324.00 - $324.00
Current price $324.00
Original price $312.00 - Original price $312.00
Original price $312.00
$312.00
$312.00 - $312.00
Current price $312.00

Newmar BI-24-100 24v Battery Integrator

Only 1 left!

Use of multiple battery banks dictates that the batteries be connected or "integrated" only whenever a charge voltage is present so that they may b...

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Original price $312.00 - Original price $312.00
Original price $312.00
$312.00
$312.00 - $312.00
Current price $312.00
Original price $276.97 - Original price $276.97
Original price $276.97
$276.97
$276.97 - $276.97
Current price $276.97

Newmar BI-100 12v Battery Integrator

Only 2 left!

Use of multiple battery banks dictates that the batteries be connected or "integrated" only whenever a charge voltage is present so that they may b...

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Original price $276.97 - Original price $276.97
Original price $276.97
$276.97
$276.97 - $276.97
Current price $276.97
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