About this item

*Manual/Auto Function: The 12V 140 amp dual battery isolator has manual/auto mode, you can press the button for 3 seconds, the blue led will be on, and the manual mode is on. As for active the auto mode, you can press the button for 3 seconds until the blue led turns off. In auto mode, when the input voltage exceeds 13.3V, the circuit will be connected automatically, the voltmeter and red led indicator will also be ON. When the input voltage drops to 12.8V, the circuit will be disconnected automatically, and the voltmeter and led indicator will also be OFF.

*Led Voltmeter Display: If two batteries are connected, the voltage displayed on the voltmeter is the battery that has higher voltage. If you want to clarify the voltage of each battery, you can directly disconnect one of the battery, then the voltmeter will show the voltage of the other one. When the voltmeter is not showing figures, press the button once, and the voltmeter will display the value for 2 seconds.

*Easy Installation: This kit is easy and convenient installation with complete accessories, which do not need an alternator or ignition connected and provides reliable and efficient use for your vehicle or boat.

Features

Function: Cut in voltage is 13.3V and Cut out voltage is 12.8V. Two 12V batteries are connected in parallel through this voltage sense relay. Lettng the car generator charge both batteries (Starter battery and a leisure battery).

Design for two battery systems isolate and charge, and it allow to have two separate power sources while charging by one alternator.

Cuts in at 13.3 volts and cuts out at 12.8 volts.

This 12V 140 Amp Dual Battery Isolator Kit will come with all necessary accessoires for convenient use.

Widely used for car, vehicle, RV, ATV, UTV and boat, also two battery electrical equipment.

Package Included

1 × 140 amp voltage sensitive relay (VSR)

3 × 1 ft red battery cable

1 × 10 ft red battery cable

2 × positive brass battery terminals and 2 × MIDI fuse holder with 80 amp fuse. 

All necessary accessoires for convenient use, don't need to buy extra accessories.