Potter HUSK-20 Latching Hold-Up Switch XTRI-R (S54370-B1-A1) System Sensor EOLR-1 12/24 VDC

System Sensor EOLR-1 12/24 VDC end-of-line relay for monitoring four-wire smoke detector power

and compatibility with most existing control panels

Helps stop false fire alarms

Simplex 4905-9929 Isolator Module Truealert

Potter HUSK-20 Latching Hold-Up Switch XTRI-R (S54370-B1-A1) System Sensor EOLR-1 12/24 VDCPotter HUSK 20 Metal Hold Up Key Reset The HUSK 20 is a mechanical hold up switch designed for silent operation. It is activated by using one finger to press down on the switch. When activated, the switch mechanism locks, insuring an immediate alarm signal. A status window designed on top of the hold up switch indicates its condition: RED (alarmed) and BLUE (armed). To reset the HUSK 20, use the key provided. The housing is made of metal and is