Lithium Battery Upgrades
Trolling Motor Lithium Battery Setup
How to size, wire, fuse, and charge a lithium battery for your trolling motor, from a marine electrician who has rewired plenty…
Inverters and Charging
Alternator to Battery Wiring Upgrade
Undersized charging cable robs your batteries. Here is how to size, fuse, and crimp an alternator to battery wiring upgrade on a…
12V Wiring Systems
Rewiring a Small Boat: A Weekend Project
One real 17-foot runabout, one weekend, and a full 12V rewire done right. The plan, parts, costs, and the mistakes worth avoiding.
Lithium Battery Upgrades
Converting a Sailboat to Lithium: A Refit
One boat, one refit. What a sailboat lithium conversion actually cost, what went right, and the charging mistakes to avoid.
12V Wiring Systems
Boat Wiring Corrosion and How to Stop It
Green fuzz on your wiring is corrosion eating your 12V system. Here is how to find it, fix it right, and keep…
Lithium Battery Upgrades
LiFePO4 Myths Boaters Still Believe
Fire fears, cold-weather worries, and cost confusion keep good boaters on old lead-acid. Here are the LiFePO4 myths worth ignoring.
Lithium Battery Upgrades
Signs Your Boat Lithium BMS Has Faulted
That sudden total blackout is usually the BMS, not a dead battery. Here is how to read the real fault signs before…
Lithium Battery Upgrades
Lithium Boat Battery Cost Breakdown
Real 2026 price ranges for lithium boat batteries, from budget drop-ins to premium banks, plus the wiring and labor costs the shelf…
Lithium Battery Upgrades
Lithium Battery Safety on Boats Explained
Why marine LiFePO4 is safer than the lithium in the headlines, and the fusing, charging, and cold-weather rules that keep your bank…
Inverters and Charging
5 Inverter Installation Mistakes
The five inverter installation mistakes marine electricians see most on boats, plus the simple fix for each one before it costs you.
Lithium Battery Upgrades
Lithium Drop-In vs Custom Cell Builds
Drop-in vs custom lithium, compared honestly by a marine electrician: cost per amp-hour, install time, BMS control, warranty, and which fits your…
12V Wiring Systems
8 Boat Wiring Mistakes That Cause Fires
Eight common boat wiring mistakes that lead to onboard fires, and the simple marine-grade fixes that keep your 12V system safe and…