12V Battery Cut-Off Switch, 240A Battery Cut-Off Switch, Car Battery Cut-Off Switch, Automatic Shut-Off Switch for Car, Boat, RV, ATV, Truck

General Description: This 12V remote battery disconnect switch is designed to automatically cut off power to prevent battery drain. Ideal for cars, boats, RVs, trailers, trucks, ATVs, UTVs, and motorcycles, this device extends battery life by preventing unnecessary power consumption due to prolonged parking, aging cables, or forgetting to turn off lights. Technical Specifications Rated Voltage: 12V Rated Current: 240A Instantaneous Current: 500A Standby Current: 3mA Operating Temperature: -30℃ to 90℃ Cut-off Threshold: 11.8V ± 0.2V Compatibility and Accessories Compatible with most 12V vehicles with a displacement of less than 4.0 Negative Poles: 9-13mm and 15-17mm Not compatible with small pole-head vehicles Included: 1 Cut-off Switch, 2 Remote Controls, 1 Manual Installation Installation is simple using the negative connection method. Before installation, ensure the power is disconnected, and perform a power-on test after installation to ensure proper operation. Operation This device can be controlled manually or remotely. It automatically disconnects after 120 seconds if the battery voltage is below 11.8V, and the remote control is disabled when the voltage is above 13.2V to prevent accidental disconnections while driving. Other information: Always check the available space in the battery compartment before ordering to ensure proper installation.