Videos

Our guides, as videos. We sell the gear and we explain it: how to size it, wire it and charge it, without the jargon. Every video links to the guide it comes from, and the sources are on screen. Watch and subscribe on YouTube.

Videos

Fuse the wire, not the device: a battery, a fuse and the wire to the device

12V wiring: cable size, voltage drop and fusing...

Bad 12V wiring doesn't usually cost you a flat battery. It costs you a hot cable. Two things stop that: cable thick enough for the run, and a fuse that's...

12V wiring: cable size, voltage drop and fusing...

Bad 12V wiring doesn't usually cost you a flat battery. It costs you a hot cable. Two things stop that: cable thick enough for the run, and a fuse that's...

12.?V: half full, or nearly flat? Why a shunt beats a voltmeter

Battery monitors: why a shunt beats a voltmeter...

12-point-something volts: half full, or nearly flat? A voltmeter can't tell you. A shunt counts every amp in and out, so it can. How a shunt monitor counts, the one...

Battery monitors: why a shunt beats a voltmeter...

12-point-something volts: half full, or nearly flat? A voltmeter can't tell you. A shunt counts every amp in and out, so it can. How a shunt monitor counts, the one...

How to size a 12V system: a worked example from what you run to the battery and charging it needs

How to size a 12V system for camping (so the fr...

Most people size a 12V system backwards: buy a battery, add a panel, find out on day three. This is the right way round, in three steps: what you run,...

How to size a 12V system for camping (so the fr...

Most people size a 12V system backwards: buy a battery, add a panel, find out on day three. This is the right way round, in three steps: what you run,...