Autolec battery master switch with removable key and rubber cover to waterproof the switch when the key is removed.This switch has 4 external contacts and 2 internal to cut both the alternator and the ignition preventing engine run-on. This is a top-quality, reliable kill switch.Conforms to FIA Appendix J requirements for motorsportSuitable for 6,12 or 24 volt systemsRated at 100 amps continuous3ohm resistor includedMade in Germany
