12V 150A Electronic Dual Battery System for use with Trailer Mounted Auxiliary Battery A fully automatic dual battery controller suitable for vehicles with an auxiliary battery in a trailer or a removable auxiliary battery. FEATURES Easy to Install The electronic isolator does not require any changes to the vehicles existing wiring system. It can be fitted to all 12V vehicle types. Priority Charging for Starting Battery Ensures that the main battery is fully charged before connecting the auxiliary battery in parallel with the main. See how it works here. Manual Override If the starting battery goes flat and the auxiliary battery is charged, the electronic isolator allows the batteries to be manually paralleled to jump start the vehicle. Over Current Protection Features built in over current protection that protects the isolator. Over current is most likely to occur if there is a short circuit in the wiring. Surge Protection Provides surge protection for vehicles with electronic ignition systems. SPECIFICATIONS PART NO. DBC150TK VOLTAGE 12V CHARGING CURRENT 125A/150A peak CHARGE TYPE Parallel CONTROL Electronic MOUNTING Surface/firewall/battery side CURRENT DRAW Charging 500mA (Standby 30mA) VOLTAGE DROP None SURGE PROTECTION Built in APPROVALS EMC L.E.D CHARGE INDICATION RED LIGHT ON Power on RED LIGHT FLASH Aux battery fault BLUE LIGHT ON Charging BLUE LIGHT FLASH Over-current GREEN LIGHT ON Override on GREEN LIGHT FLASH Over-current KIT COMPRISES Electronic isolator (P/No. DBC150) 9m pos cable, 4m neg cable & 60cm aux earth cable Heavy duty 175A connectors Auxiliary battery terminals, fuses, lugs, heat shrink & cable ties EXTRAS Specifications Dimensions Instructions Additional Instructions Instructional Video