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Precision Hardware ALK-3/4-689

Alarm Kit for Apex 2000 Series Wide Stile Exit Devices

SKU: ALK-3/4-689

Price: $406.00

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The Precision ALK Exit Alarm provides a simple way to audibly monitor the use of an exit device. The unit contains a Piezo Alarm which will sound when the touchbar is depressed. Battery operated. See more product information below

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Price: $406.00

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Choose 1-1/4" Mortise Cylinder:

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  • Includes 2 keys

Choose Rail Size:

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Minimum rail size to install an Alarm kit in a wide stile device,

  • 36" rail, 36" door width.
  • 48" rail, 40"- 48" door width.


  • Alarm kit for Precision Apex wide stile exit devices.
  • Aluminum painted -689 finish.
  • Battery operated, provided with a 9 Volt battery and has a audible low battery indicator.
  • Alarm sounds at 80db at 10 feet.
  • Equipped with an led indicator.
  • The LED flashes green for 20 seconds when the unit is arming and flashes red every 20 seconds when the alarm is armed.
  • Requires a 1-1/4" mortise cylinder to arm/disarm the alarm or silence and reset the alarm after unauthorized egress.

Available Options: Choose Options Above

  • 1-1/4" Mortise Cylinder: info icon

    • Satin Chrome 1-1/4" mortise cylinder-Schlage C Keyway
    • No Mortise Cylinder
  • Rail Size: info icon

    • 36" Bar
    • 48" Bar



Instructions & Templates

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Alarm Kit for Apex 2000 Series Wide Stile Exit Devices

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