IML Security Supply
Welcome to IML Welcome to IML
Welcome to IML Welcome to IML
Welcome to IML Welcome to IML
Welcome to IML Welcome to IML
Pilfergard Exit Alarm With Strobe Light, Surface Mount, Requires Mortise Cylinder-Standard Cam, 9V Battery Included, Metallic Silver

Hot#: 171992
 Finish: Metallic Silver

Available: 19 ( 4 KAN, 15 SLC )

The PG21 is designed to continually monitor the status of a door. When opened, the protected door triggers an alarm sounder (95db) and Strobe Light

  • Series Overview
  • Specifications
Notice: The info below is not item specific.

Alarm Lock Systems Inc

The Pilfergard Model PG21MS includes advanced narrow-stile microprocessor-controlled Door alarms for surface mounting on a door or Door frame. Typical applications include emergency fire escape Doors, nursing home stairwell Doors, rear restaurant Doors and theater Doors.


  • Two selectable arming modes for security Door alarms and locks -
    • Always armed mode – when key is turned counter clockwise to the disarm position, the key cannot be removed. To remove key, turn back to arm mode, thus keeping unit armed always.
    • Standard security Door alarm arming mode – when key is inserted turning counter clockwise will disarm and key can be removed. Turning key clockwise will arm and key can be removed.
  • Max-Flex Terminals, allowing for any or all of the following:
  • Continuous Power with the addition of an external Power supply
  • Multiple Door monitoring permitted with built-in external reed switches
  • Security Door Lock and Alarm Status Indicator – The LED will indicate RED when armed.
  • Entry Delay Time Options – include 15 seconds, 1 minute 15 seconds & 3 minutes 15 seconds
  • Sleek Model design key-activated Door alarm for use on standard size and narrow stile Doors
  • Unauthorized use of Door causes alarm to sound and activates LED indicator
  • Options include continuous alarm, minute shutdown with auto reset and exit/entry delay
  • Uses standard mortise cylinder
  • Tamper switch supervised
  • For exterior key control, optional RIM cylinder may be used
  • Metallic silver or duranodic finish
  • Optional Strobe unit (shown) – PG21MSS/PG21MBS units include a highly visible amber strobe will flash when unit goes into alarm

Specifications for Alarm Lock Systems Inc ALAPG21MSS

Other Specs
Access TypeAlarm, Strobe
CategoryExit Alarms, Panic Devices & Exit Alarms
Cylinder IncludedNo
Cylinder TypeMortise Cylinder
Finish ColorMetallic Silver
ManufacturerNAPCO Security
Power Supply TypeBattery
SupplierAlarm Lock