Heavy Duty Universal Battery Isolator Switch. c/w steel fixing plate, key chain, and rubber cover. Suitable for various 12 & 24 volt Car, Commercial, Agricultural & Leisure applications. Key positions: 2 - Of - On. Number of keys: 1 Maximum Peak Load: 12 volts - 2500 amps for 10 seconds. 24 volts - 1250 amps for 10 seconds. Maximum continuous load: 300 amps @ 12 volts 150 amps @ 24 volts.