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Forget the traditional diode relays and so-called "solid state" devices that can steal you of almost 2 Amps of output voltage! This dual battery isolator is the only unit developed with cutting-edge programming to deliver superior performance - with zero sacrifices. The automatic 140-amp dual battery isolator is all you need to charge two battery systems. Voltage-Sensitive Relay (VSR) cuts in at 13.3 volts and cuts out at 12.8 volts to guarantee your primary battery is always charged and ready to start your vehicle. Unlike other isolators on the market, This automatic 140 amp dual battery isolator is IP65 certified.
Key Features:
This Dual Battery Isolator Kit 12 Volts, 140-Amps is used to charge the house battery from an alternator without discharging the start battery when the engine is off.
It comes with a 20' red number 7 cable, 2' ground cable, wire, and battery terminals.
Specifications:
SKU: DBI-2
Weight: 4.00 LBS
Manufacturer Part Number (MPN): DBI-2