Simplex Fire Alarm Control Panels Recalled by Tyco Safety Products Westminster Due to Failure to Alert Monitoring Centers

The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of a fire.

Recall #: 11721
Affected scope: About 540

Compiled from official public sources by the publisher. · Updated September 2026

Tyco Safety Products Westminster of Westminster, Mass. recalled The recalled fire alarm panel is the Simplex 4100U-NXP panel configured for third party m….

Simplex Fire Alarm Control Panels Recalled by Tyco Safety Products Westminster Due to Fai… was recalled by Tyco Safety Products Westminster of Westminster, Mass. in February 8, 2011. Reason: The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of …. Remedy: Building managers should contact SimplexGrinnell for a free software upgrade. SimplexGrin…. Verify recall #11721 with the CPSC before acting.

The recall

Tyco Safety Products Westminster of Westminster, Mass. issued this CPSC recall-The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of ….

None
agency class: February 8, 2011
reported

Sourced from official CPSC enforcement records. Verify recall #11721 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.

Recall Insight

This recall's affected scope, documented in the Recall Profile below, stays within a single-region or limited-distribution footprint. Distribution information was not included in the agency filing, so consumers should assume broad potential exposure until the firm publishes point-of-sale details. Consumers holding this product should act on the agency's documented remedy above rather than relying on general guidance.

Within the same product category the archive holds 6 closely related recalls, 6 from CPSC - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.

Product description

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."

Reason for recall

The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of a fire.

Remedy, what to do

Building managers should contact SimplexGrinnell for a free software upgrade. SimplexGrinnell is contacting its customers directly.

Recall Profile

Structured summary of the CPSC recall record
Attribute	Value
Agency	U.S. Consumer Product Safety Commission
Severity class	Not classified by agency
Status	Active
Recall number	11721
Date reported	February 8, 2011
Date initiated	February 8, 2011
Recalling firm	Tyco Safety Products Westminster of Westminster, Mass.
Affected scope	About 540
Distribution	Not disclosed
Official source	CPSC notice →

Profile values are sourced directly from the official CPSC enforcement record. Source: U.S. Consumer Product Safety Commission.

What to do with this recall

Building managers should contact SimplexGrinnell for a free software upgrade. SimplexGrinnell is contacting its customers directl…

Check the recall number (11721) and product description against the item you own. Search the archive
Confirm the current status and remedy on the official CPSC notice before acting. CPSC notice
Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. What to do next

This page summarizes the official CPSC record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.

Frequently Asked Questions

What product was recalled? ▼

Why was this product recalled? ▼

The recalled fire alarm control panels can fail to send a signal to alert monitoring centers in the event of a fire.

What should consumers do? ▼

Building managers should contact SimplexGrinnell for a free software upgrade. SimplexGrinnell is contacting its customers directly.

Which agency issued this recall? ▼

This recall was issued by the CPSC on February 8, 2011. CPSC does not publish a hazard classification for this recall. Recall number: 11721.

How do I report an injury from a recalled product? ▼

Report injuries to the issuing agency: CPSC at SaferProducts.gov, NHTSA at nhtsa.gov/report-a-safety-problem, or FDA via MedWatch. Document the product (photos, model/serial numbers, purchase receipts) and seek medical attention. Injury reports help agencies track hazard patterns and may strengthen enforcement actions.

Nationwide recalls with similar severity or category timing

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Similar severity · nearest report date

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This recall: CPSC, reported February 8, 2011. Severity classes follow each agency's own taxonomy; related-recall context is computed across the full archive.

Methodology · Corrections · Archive as of August 2026