High-quality battery main switch 12V, 250A with key lockable for theft protection and more safety. The switch is designed for the operation of two batteries or battery banks. battery banks. With this changeover switch it is possible to switch the batteries individually or together. In position 0, all loads are switched off. The switch is suitable for high currents up to 360 amps and voltages up to 14 volts. Includes 2 keys.