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When the application requires a power source that will provide extended use, dependability and endurance even through severe temperature, deep cycling, high vibration or other extreme performance conditions a Superior built battery is the optimum choice.
GNB Systems is proud to offer US Battery's marine, deep cycle batteries. By using advanced Diamond Plate Technology™, GNB Systems provides you with the highest rated batteries available today. Not only will these marine batteries outperform the competition, they will last longer and provide you with improved charging profiles--saving you both time and money.