This recall has not yet been classified by risk level.
Simplex Fire Alarm Control Panels Recalled by Tyco Safety Products Westminster Due to Failure to Alert Monitoring Centers
What You Should Do
Stop using this product immediately. Do not consume, use, or distribute it.
Building managers should contact SimplexGrinnell for a free software upgrade. SimplexGrinnell is contacting its customers directly. Options: New Instructions
Affected Products
The recalled fire alarm panel is the Simplex 4100U-NXP panel configured for third party monitoring and running software revision 14.01. The words "Simplex," "4100U" and "Fire Control" appear on the fire alarm's front panel. The software revision number can be identified by pressing the "Menu" key on the panel keypad, selecting "Show Software Revision Level" and pressing "Enter."
Why Was This Recalled?
The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of a fire.
Where Was This Sold?
Distribution information not available.
About Tyco Safety Products Westminster of Westminster, Mass.
Tyco Safety Products Westminster of Westminster, Mass. has 1 total recall tracked by RecallDetector.
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Data sourced from the CPSC. Last updated March 26, 2026. View original report