Keeping Bait Alive: Livewell Pump Power Over a Long Day
How livewell pumps affect your boat battery: typical amp draw, daily amp-hours, timers and recirculation, wiring and which battery should run them.
Read moreAuthor: Marine Battery Source
Wind Generators and Hydrogenerators for Cruising Boats
Wind and hydro generators for cruising boats: how they charge, realistic output, pairing with solar and lithium, mounting, noise and payback.
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Recycling Lithium Marine Batteries
Lithium battery recycling for boaters: why LiFePO4 batteries must be recycled, where to take them, how to prepare and ship them, and what happens…
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Lights Dim When the Motor Starts? Diagnosing Voltage Drop
Voltage drop under load on a boat: what causes it, how to measure it on each side of a circuit, acceptable limits and how…
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Battery Sulfation: What Kills Lead-Acid Batteries
Battery sulfation explained: what it is, soft vs hard sulfation, causes, symptoms, how to prevent it and when desulfation or replacement makes sense.
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How Many Batteries Does My Boat Need?
How many batteries does my boat need? Common setups for jon boats, bass boats, pontoons, center consoles and cruisers, with starting, trolling and house…
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How to Install a Marine Battery: Step by Step
How to install a marine battery step by step: tools, safety, choosing the location, mounting and hold-downs, cable connections, fusing, testing and upkeep.
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Fusing Lithium Banks: Interrupt Ratings and Class T Fuses
Class T fuses for lithium boat batteries: why interrupt rating matters, when you need one, sizing, mounting near the battery and common installation mistakes.
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Interstate Lithium vs Interstate AGM Marine Batteries
Interstate lithium vs AGM marine batteries: compare the Li27M and Li24M lithium models with 27M and 31M AGM on capacity, cranking, warranty and use.
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Kicker Motors and Trolling: Battery Considerations
Kicker motor battery guide: choosing a starting battery for an electric-start kicker, charging output, wiring options and using the kicker as a backup.
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