battery alarm kit

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Exit alarm ALK operates with 9VDC battery and doesn't required a power supply.If you choose to hard wire the exit alarm ALK use the PS902 power supply.Exit alarm ALK requires 24VDC regulated power ...
The Exit Alarm takes a 1 1/8" Mortise cylinder with a straight cam. See first page of Exit Alarm inst below. Exit Alarm inst
The current draw of a Von Duprin exit alarm ALK is .25 amp when alarm is activated.
These kits for the 19 Series were discontinued June 11th, 2012 when the updated alarm kit for the 24/25 series was released.   Prior to discontinuation, it was  o...
ALK, Battery Alarm Kit, ALK Alarm Kit