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Alternator chargers put every ounce of power to good use. While on the water, they take your alternator's excess power and redistribute it to your trolling batteries. You get an extra boost, and better battery life.
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Charge-on-the-fly: After the boat's alternator has fully charged the starting battery, this technology will reroute the alternator power to the trolling motor batteries
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Battery Protection: extends battery life by protecting your battery from frequent deep discharges
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LED Indicator Lights: Inform of charge stage, maintenance mode status, error notifications and full charge
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Waterproof Construction: All on-board chargers are built to be waterproof, shock-resistant and vibration-resistant
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3-Year Warranty: All battery chargers come with a full 3-year replacement warranty
Model Alternator Charger MK 1 DC - 1 bank x 10 amps Product Code 1821031 UPC 0029402031788 Product Dimensions 7 in x 7.25 in x 3.5 in Product Weight 5 lb Charger Style On-Board Output per Bank 10 amps Power Source Alternator DC Flooded Lead Acid Battery Compatible Yes AGM Battery Compatible Yes Gel Battery Compatible No Waterproof Yes Digital Control No Automatic Temperature Compensation No Battery Equalization No Battery Type Selection No LED Display Yes Saltwater Compatible Yes Battery Connection Ring Terminal Warranty Three-Year Warranty