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Simplex 4098-9834 Test Station with Key Switch and Red LED Alarm Indicator: Amazon.com: Tools & Home Improvement
![Alarm Controls MCK-6-4 MCK Series Mortise Cylinder Key Switch Station, DPDT Alternate, Single Gang, Green/Red LED Alarm Controls MCK-6-4 MCK Series Mortise Cylinder Key Switch Station, DPDT Alternate, Single Gang, Green/Red LED](https://cdn.adiglobaldistribution.us/pim/500X500/10035/AC-MCK64_lg.jpg)
Alarm Controls MCK-6-4 MCK Series Mortise Cylinder Key Switch Station, DPDT Alternate, Single Gang, Green/Red LED
Annunciator Keyswitch | Enclosures, Mounts & Hardware | Controller Accessories | Controllers & Control Panels | Enclosures, Mounts & Hardware | Honeywell Building Solutions
![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)