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Marine batteries, charging, power distribution and electrical-system buying guides.
LatestBoat Electrical
A marine battery that dies after a year probably wasn’t a bad battery — it was probably charged wrong. Boat batteries live a harder life than car batteries (deep discharge cycles, vibration, long idle periods) and they punish…
Read articleChoose an onboard marine battery charger by battery count, amps per bank, chemistry, recovery time and the boat’s shore-power environment.
Read articleUnderstand the practical tradeoffs between LiFePO4 and AGM batteries before changing a trolling, house or marine electrical bank.
Read articleSelect battery voltage, count and amp-hour capacity for a trolling motor, then estimate realistic runtime and plan safe wiring and charging.
Read articleExpert support
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