12V Wiring Systems
ABYC Wiring Basics for DIY Boaters
The handful of ABYC wiring ideas that keep boats safe: tinned marine wire, correct sizing, close fuse protection, and sealed crimp connections.
Inverters and Charging
Inverter vs Inverter Charger: Pick One
A plain inverter or an inverter charger? A dockside head-to-head on price, wiring, and which one fits how you actually use your…
Marine Battery Banks
Dual Battery Setup for Small Boats
How to build a reliable dual battery setup on a small boat, keeping the starting battery separate from house loads with a…
Marine Battery Banks
Parallel Battery Imbalance Explained
Why parallel batteries stop sharing the load, how to catch imbalance early, and the simple diagonal wiring fix that keeps your bank…
12V Wiring Systems
Wiring a Marine Fuse Block
A practical walkthrough for wiring a marine fuse block: pick a location, protect the feed, size every fuse to its wire, then…
12V Wiring Systems
Finding a 12V Short Circuit on a Boat
A dead-simple, step-by-step method for finding and fixing a 12V short circuit on your boat using a cheap multimeter and a bit…
12V Wiring Systems
Tinned vs Bare Copper Marine Wire
A dockside head-to-head on tinned vs bare copper wire: corrosion, cost, ABYC rules, and the few honest cases where bare copper still…
12V Wiring Systems
Wire Gauge Myths That Cause Trouble
The fuse does not tell you the wire size, and thicker is not always safer. Real numbers behind the wire gauge myths…
Marine Solar Power
Solar Charge Controller Sizing Made Simple
A plain-language walkthrough for sizing your boat's solar charge controller using array watts, battery voltage, and short-circuit current.
Marine Solar Power
Marine Solar Myths Worth Ignoring
A 100-watt panel does not make 100 watts, and clouds do not stop charging. The real numbers behind the most common marine…
Marine Electronics
Reducing Electrical Noise on Electronics
A step-by-step guide to tracking down and killing electrical noise on your boat electronics, with a real fish-finder fix and the numbers…
12V Wiring Systems
How to Crimp Marine Wire Connectors
A hands-on guide to crimping marine connectors that resist corrosion and vibration, with a real bilge-pump wiring example and the mistakes to…