A switch is a device used to control the access through a door. BuyAccess.com offers a wide variety of switches, including door switches, key switches, push buttons, mushroom buttons, specialty switches, sounds, and audible alerts.
The Rutherford 904 is an emergency release for electromagnetic locks. Learn More$73.13
Rutherford 920-MA Emergency Release Mushroom Button/Keyswitch 2-3/4" x 4-1/2" (69.9mm x 114.3mm). Learn More$97.11