Labeling and Documenting Your Boat’s Battery Wiring
Boat wiring labeling and documentation: how to label wires, draw a wiring diagram, log changes and keep records that make troubleshooting and surveys easy.
Read moreWiring
Wiring 12V Accessories to a Boat Switch Panel
Boat switch panel wiring: how to feed a panel, fuse or breaker each circuit, wire switches and LEDs, size wire, label circuits and avoid…
Read more
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…
Read more
Wiring Batteries in Parallel for Balanced Charging
How to wire batteries in parallel on a boat: diagonal connections, equal cables, matching batteries, fusing, lithium parallel rules and common mistakes.
Read more
Can You Mix Lithium and Lead-Acid Batteries on a Boat?
Can you mix lithium and lead-acid batteries on a boat? Why not in the same bank, how to run separate banks safely, and the…
Read more
Circuit Breaker vs Fuse on a Boat
Circuit breaker vs fuse on a boat: how each protects wiring, pros and cons, trolling motor breakers, DC ratings, sizing and when to choose…
Read more
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.
Read more
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.
Read more
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.
Read more
Marine Battery Fuses: MRBF, ANL and Class T Explained
Marine battery fuse guide: why the main cable needs a fuse, how to size it, MRBF vs ANL vs Class T, where to mount…
Read more