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Holiday Gift Guide Newmar 1-3-70 Battery Isolator [1-3-70] + Free Bonus [92vbLYI3]

$42.99 $137.99 -69%

Newmar 1-3-70 Battery Isolator: The Ultimate Solution for Battery Management The Newmar 1-3-70 Battery Isolator is a game-changer for anyone looking to optimize their battery system. This heavy-duty isolator is designed to handle multiple batteries a

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Holiday Gift Guide Newmar 1-3-70 Battery Isolator [1-3-70] + Free Bonus [92vbLYI3]

Newmar 1-3-70 Battery Isolator: The Ultimate Solution for Battery Management

The Newmar 1-3-70 Battery Isolator is a game-changer for anyone looking to optimize their battery system. This heavy-duty isolator is designed to handle multiple batteries automatically, ensuring each battery is charged according to its specific needs without the risk of overcharging. With its versatility, it is compatible with 12-, 24-, or 36-volt negative ground DC systems, making it an ideal choice for a wide range of applications. Its robust construction and reliable performance make it a must-have for any vehicle or recreational vehicle (RV) owner.

Key Features and Specifications

The Newmar 1-3-70 Battery Isolator boasts an array of features that set it apart from other battery management solutions. Its conservatively rated diodes and rustproof anodized aluminum heat sink case provide exceptional durability and longevity. The isolator is rated for systems up to 48 volts DC, negative ground, ensuring compatibility with various setups. Key features include a heavy-duty construction, rust-proof anodized aluminum case, stainless steel mounting hardware, and protective covers for terminals. The specifications are as follows: 1 alternator source, 3 battery banks, a maximum amperage input capacity of 70, and a stud terminal size of 6mm. With dimensions of 3.25 x 4.5 x 3.1 inches and a weight of 2 lbs., this isolator is compact yet powerful.

Practical Applications and Benefits

The Newmar 1-3-70 Battery Isolator is not just a product; it's a solution that enhances the functionality and reliability of your battery system. Whether you're a professional mechanic or an avid RV enthusiast, this isolator offers numerous benefits. It prevents the discharge or 'dumping' of one battery into another, ensuring that each battery maintains optimal charge levels. This feature is particularly useful in situations where multiple batteries are being charged simultaneously. The isolator's continuous rating to 50 degrees C with a duty cycle that derates linearly to 70% at 80 degrees C ensures reliable performance in a variety of environments. With its protective covers for terminals and stainless steel mounting hardware, this isolator is designed to withstand the rigors of daily use. It is the perfect choice for anyone looking to maintain a healthy and efficient battery system.

What Our Customers Say

January 20, 2026

Absolutely no complaints!

A great tool that simplifies a complex task.

- Joseph Long.

January 20, 2026

Absolutely no complaints!

I'm impressed by the thoughtful engineering.

- ProConsumer.

January 20, 2026

Absolutely no complaints!

This is an expertly designed item.

- Trinity K..

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