The Minn Kota MK-3-DC Triple Bank DC Alternator Charger powers three trolling batteries directly from your boat’s alternator, helping you stay powered longer on the water. Built for rugged marine use, it’s a compact, three-bank charger designed to endure both saltwater and freshwater boating environments.
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Three-bank charging: Charges three trolling batteries simultaneously from the boat’s alternator for uninterrupted power on long trips.
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Low-profile aluminum enclosure: Compact, extruded aluminum housing designed to fit tight engine compartments while providing durable waterproofing and corrosion resistance.
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LED status indicators: Red = check connection by battery, Green = alternator power on, Yellow = charging trolling batteries for quick, at-a-glance diagnostics.
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Auto-off when engine is off: Conserves power by automatically turning off the charger when the engine isn’t running.
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Marine-grade reliability: Built to withstand harsh boat environments with a rugged enclosure suitable for both saltwater and freshwater use.
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FCC compliant: Certified for reliable, EMC-friendly performance on board.
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Part information: Minn Kota part number 1821033; UPC 029402031801.
With the MK-3-DC, you can keep multiple trolling batteries ready simultaneously, reducing downtime and ensuring you’re prepared for a full day on the water. The compact, sturdy design fits in restricted spaces, while the waterproof and corrosion-resistant enclosure protects the electronics from the elements. Clear LED indicators simplify status checks, and the auto-off feature helps you conserve power when the engine isn’t running. The FCC-compliant design delivers reliable, EMC-friendly performance aboard both saltwater and freshwater boats.
