Marine Electronics
Powering Electronics Without Draining Batteries
Stop killing your boat batteries. Measure your electronics draw, add a sized house bank, fuse it, and watch amp-hours with a simple…
Marine Solar Power
Bilge and House Loads on Solar Overnight
Panels do nothing at 2 a.m. Here is how to size the battery for the bilge pump, fridge, and house loads that…
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
Battery Isolators vs VSR: What to Use
A plain-spoken head-to-head on battery isolators vs VSRs, with a comparison table, real numbers, and a clear pick for most boats.
Marine Battery Banks
Starting vs House Battery: The Difference
A plain-spoken guide to starting vs house battery differences, when each one wins, and the simple two-bank layout most boats should run.
Marine Battery Banks
Wiring Batteries in Series and Parallel
Series adds voltage, parallel adds capacity. A hands-on guide to wiring a marine battery bank correctly, with worked numbers and safety tips.
Marine Battery Banks
Marine Battery Bank Setup Guide
Keep starting and house batteries separate, size the bank to your real amp-hour use, and pick the chemistry that fits how you…