weatherproof momentary contact push button 

Name: Door Contact Switch Model: JY03-A1Z Application: Elevator door system Function: Electrical verification of door position and door lock status The door contact switch is divided into two parts: the switch part and the contact seat part. The switch housing is white and transparent, with a baffle on the upper shell. It is equipped with a spring sheet, cylindrical silver alloy contact, terminal block, and installation bolt. The contact seat housing is black and is equipped with a silver alloy composite sheet. Both parts of the housing are V0 flame retardant. This switch is laser printed with labels. The length of the installation bolt for the switch part can be customized, and there are two sizes of cylindrical contact points.