We produce a thrust switches according to norm ČSN 30 4002 and ADR. Types of construction: switching function and breaking function, usening to automotive trucks and busses. The use to a speed change gear as a switch back lights or a indicator of synchronizing of speed change. Switch can be use as a end limit switch. Operating data: curent load 4A/24V, working from –40°C to+140°C, brass body has thread M 18x1,5, termoplastic insulator is with pins calibre 4. On request we will send you more information.