Dual Battery Isolator Kit, 12V 140 Amp, Manual and Automatic VSR Voltage Sensitive Relay with Voltmeter, LCD Screen, Smart Battery Isolator, Compatible with Lead-Acid Batteries, for UTV, ATV

High Compatibility

The dual battery isolator kit automatically adjusts charging voltage according to different battery types. It is widely compatible with various lithium batteries and lead-acid batteries, ensuring that different types of batteries can work efficiently.

Our voltage sensitive relay not only supports flexible voltage adjustment and emergency reverse charging, but also has built-in delay protection to avoid loss from frequent start-stop. Including a real-time display of dual voltages, it keeps you informed of battery status for reliable use.

Featuring high-strength plastic housing, this smart battery isolator provides strong impact resistance to effectively withstand collisions. Treated with special technology, it can avoid the intrusion of water and dust.

Out of power in the starter battery? Don’t worry! Our VSR isolator can be switched to manual mode, utilizing your fully charged secondary battery for reverse charging. It allows you to start your engine without jumper cables and get back on the road in no time!

Specifically designed for dual battery systems, this 12v split charge isolator kit ensures simultaneous charging of two batteries without interrupting the device power supply. Whether in your off-road vehicle, RV, or boat, it provides stable and reliable power support for your devices.