Stelle Hilfs Kolben alarm key switch Rolle Zeichen Meteor
SenTRI surface mounted key switch MCP complete with back box SEN-807
Alarm Controls MCK-6 MCK Series Mortise Cylinder Key Switch Station, SPDT Momentary, Single Gang, Green/Red LED
Amazon.com: SECO-LARM SS-095-1H1 High Security Tubular Key Lock Switch, Used for Momentary Alarm Arm/Disarm, Momentary ON/shunt Off 2 Terminals, SPST; Maintained Off, Springs Back from ON, Key Removable from Off : Industrial
KAC Red 2 Position Keyswitch (Key Removable) Call Point
Red Fire Alarm Mains Isolator c/w Keyswitch | Product | EU Fire and Security