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Alarm Controls MCK-6 MCK Series Mortise Cylinder Key Switch Station, SPDT Momentary, Single Gang, Green/Red LED
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Alarm Controls MCK-6-2 MCK Series Mortise Cylinder Key Switch Station, SPDT Alternate, Single Gang, Green/Red LED
![Fire Alarm Spur 230V Mains Isolator Key Switch Fused to BS5839 - Red - by Midland Fire On-Line by T2 Solutions : Amazon.de: Baumarkt Fire Alarm Spur 230V Mains Isolator Key Switch Fused to BS5839 - Red - by Midland Fire On-Line by T2 Solutions : Amazon.de: Baumarkt](https://m.media-amazon.com/images/I/81c7oUh2P6L._AC_UF894,1000_QL80_.jpg)
Fire Alarm Spur 230V Mains Isolator Key Switch Fused to BS5839 - Red - by Midland Fire On-Line by T2 Solutions : Amazon.de: Baumarkt
![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 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](https://m.media-amazon.com/images/I/71nlzjCyGuL._AC_UF894,1000_QL80_.jpg)