Battery Load Test vs Voltage Test
Battery load test vs voltage test: what each one tells you, why good voltage can hide a bad battery, and which test suits starting,…
Read moreAuthor: Marine Battery Source
How to Wire a Dual Battery Switch (1-2-Both)
Dual battery switch wiring for boats: 1-2-Both-Off switch layout, step-by-step wiring, fusing, ACR and DC-DC options, lithium tips and common mistakes.
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Why You Should Separate Starting and House Batteries
Why to separate starting and house batteries on a boat: reliable starts, better battery life, switch and ACR options, DC-DC charging and sizing tips.
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Charge Profiles Explained: Lithium vs AGM vs Flooded
Battery charge profiles explained: bulk, absorption, float and equalize stages, how lithium, AGM and flooded profiles differ, and choosing the right setting.
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Self-Discharge: How Fast Batteries Lose Charge in Storage
Battery self-discharge rates for flooded, AGM, gel and lithium marine batteries, how temperature affects them, and how to plan charging during storage.
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Series vs Parallel Battery Wiring on Boats
Series vs parallel battery wiring on boats: how each changes voltage and capacity, 24V and 36V trolling banks, house banks, series-parallel and safety rules.
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How to Test a Marine Battery
How to test a marine battery at home or on the boat: visual checks, resting voltage, load testing, capacity testing and checks for lithium…
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Buying a Marine Battery Online: What to Check
Buying a marine battery online: how to confirm fit and specs, what to know about lithium shipping, core charges, delivery, warranties and installation.
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Hurricane Season Battery Prep for Boat Owners
Hurricane prep for boat batteries: when to keep bilge pumps powered, when to disconnect or remove batteries, shore power safety and post-storm checks.
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Stray Current and Galvanic Corrosion on Boats
Stray current and galvanic corrosion on boats: how each works, warning signs, testing with a reference electrode, wiring causes, zincs and prevention tips.
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