Interstate Marine Deep-Cycle Batteries
Designed to provide reliable power over an extended period, our deep cycle batteries are ideal for powering your boat and all of its accessories, whether your engine is running or not. Our new Marine EFB batteries come with a 24-month free replacement warranty. Browse the lineup below or try our battery wizard to get a product recommendation for your application.
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New Marine Enhanced Flooded Battery Technology from Interstate®
Power Beyond The Ordinary
Spend more time on the water. The Interstate® EFB provides the tough, long-lasting, deep cycles needed to power boating accessories like trolling motors, fish finders, sound systems and more.
EFB Features and Benefits
Get twice the cycle life at a great value with Interstate enhanced flooded marine batteries.