Dual Battery Isolator Kit 12V 140Amp Voltage Sensitive Relay VSR Double Battery Automatic Charger & Wiring Cable Kit

Concerning this item Rating Voltage: 12V DC Continuous Current: 140 Amp Intermittent Current: 170 Amp Cut-in Voltage: 13.3V Cut-out Voltage: 12.8V Delay Time: 5 Seconds The device operates with a stable working voltage of 12V in the on position and 13V in the off position, using a voltage-sensitive sensor chip for increased reliability. The role of a dual battery isolator is to keep the engine's two batteries running independently while keeping the main battery charged, keeping your vehicle always ready to start. They are suitable for use in environments like ships, yachts, off-road vehicles, RVs, caravans, or other specialized vehicles and custom-made vehicles that necessitate additional electrical devices. How the MaySpare Smart Battery Isolator Works Correctly When the car generator starts working, the battery isolator is switched on, and the starting battery and backup battery are charged together. Charge the starter battery first, and charge the backup battery after th