A simplified diagram of the Redarc dual battery system wiring

Whether it's for work or off-road adventures if you're running a winch, air compressors, portable fridge, lights, radios, or even adding USB outlets while your 4×4 is parked, your electrical system can only handle so much so a dual battery system is very much needed to help handle the extra power required without deading your vehicle's battery.. I have a Kings battery monitor which I want to use to monitor charging input and current output. My problem is that all the wiring diagrams for the product assume that it is part of a dual battery system on a vehicle and has a charger. The monitor has three positive cables and a negative - red, green, yellow and, of course, black.

Adventure Kings Dual Battery Kit 3 Adventure Kings Dual Battery Kit Fitting Instructions STEP 1: 1. Lay out your Dual Battery Kit and check that all the components are in the kit. Supplied should be: 1 x Smart Battery Isolator with mounting screws 1 x 6-meter length of 10mm sq red cable 1 x Black earth cable 2 x Positive Marine battery terminals. Step 7: Connect the Wires: Connect the positive wire from the main battery to the fuse holder, then to the DC-DC charger, and finally to the second battery. Connect the negative wire directly from the main battery to the second battery.. A dual battery system can increase the electrical capacity of your vehicle, allowing you to power more.