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...
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 ...