This Battery Isolator Installed in two battery intermediate .
If the main battery voltage higher than 13.2 V.Then two battery is automatic connection.
If the main battery voltage is lower than 12.4 V.Then two battery will automatically disconnect
Emergency switch in two battery disconnect situation. can through this switch to call vice battery to start
Input Voltage: 12VDC
Continuous Current: 200A
Peak current: 300A
Automatically connect voltage (delay of five seconds): 13.2V
Automatically disconnect voltage (delay of five seconds): 12.4V
Over-voltage disconnect: 16V
Size(L * W * H mm): 65 * 75 * 85