self-switching combi master 10005

Description

This self-switching caravan combi master from W4 is the perfect solution for all your caravan needs. Combined fridge power supply and charging relay enables the caravan refrigerator to function and auxiliary battery to be charged whilst towing. Automatically senses vehicle battery voltage level, only switching when sufficient output is available from the alternator. Supplied with all the necessary cables and connectors together with full wiring instructions.