Electrical Supplies
Air switches 12V/24V Car Battery Power Switch Disconnect Isolator Circuit Breaker Main Switch Kill Cut-Off Switch Insulated Rotary Switch Key 1Pcs (Color : Red Power Switch 2)
Micro Switches
https://www.bizrate.co.uk/electricalsupplies/air-switches-12v-24v-car-battery-oid30195526521.html