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Consumer product recall

Interlogix and ESL recall Security System Smoke Detectors

Starting date:
August 13, 2014
Posting date:
August 13, 2014
Type of communication:
Consumer Product Recall
Household Items, Electronics
Source of recall:
Health Canada
Product Safety
General Public
Identification number:

Joint recall with Health Canada, the United States Consumer Product Safety Commission (US CPSC) and Interlogix and ESL.

Affected products

ESL and Interlogix branded 400 and 500 series smoke detectors for professionally installed fire and security systems in commercial and residential buildings

Product description

This recall involves the 2-wire and 4-wire models of the 400 and 500 series ESL Interlogix smoke detectors with manufacturing date codes 13084 (March 25, 2013) to 14059 (February 28, 2014).  The initials ESL, the date code and the model number are printed on the back of the detector’s cover and on the product’s packaging. 

The affected model numbers are:

  • 400 Series: 429AT, 429C, 429CAD, 429CRT, 429CST, 429CT, 429CTAD, 449AT, 449C, 449CRT, 449CSRH, 449CSRT, 449CST, 449CSTE, 449CT and 449CTE.
  • 500 Series: 511C, 518C, 521B, 521BXT, 521B-10PKDMP, 521B-10PKG, 521BXT-10PKG, 521BXT-DMP-10PKG, 528B, 528CRXT, 541C, 541C-10PKG, 541CXT, 541-CXT-10PK, 548C, C2M-PD, C2M-PD1, C2M-PDC, C2M-PDHC and C2M-PDHRC.

Since this product is found as part of an integrated security system, the model numbers and date codes are unlikely to be accessible to consumers.  If consumers have detectors that they believe may be subject to this recall notice, they should contact their security system provider to obtain more information about the detectors used in their system.

Hazard identified

Radio frequency interference can cause the smoke detectors to become non-responsive to smoke.

Neither Health Canada, nor Interlogix nor Chubb Edwards has received any reports of consumer incidents or injuries with these products.

Number sold

There were about 13,000 products sold in Canada, and about 141,000 units sold in the United States.

Time period sold

These products were sold to professional fire and security contractors and installers from March 2013 to February 2014.

Place of origin

Manufactured in China.



Fyrnetics Ltd.



These products were sold through Chubb Edwards and by various other alarm system, security equipment and electrical equipment distributors, dealers and installers throughout Canada.

Images (select thumbnail to enlarge - opens in a new window)

What you should do

Consumers should contact Interlogix, Chubb Edwards or their professional security system provider for information about the detectors in their system, and to replace affected smoke detectors free of charge.  Consumers should not remove or disable the units themselves.

For additional information, contact your security or fire system provider, or you may contact Interlogix toll free at 1-855-286-8889 (select option 2) from 5:00 a.m. to 5:00 p.m. PT, Monday to Friday, or Interlogix's website and click on Customer Service. You may also contact Chubb Edwards Customer Service via email or at 1-866-298-2778.

Consumers may view the release by the US CPSC on the Commission's website.

Please note that the Canada Consumer Product Safety Act prohibits recalled products from being redistributed, sold or even given away in Canada.

Health Canada would like to remind Canadians to report any health or safety incidents related to the use of this product or any other consumer product or cosmetic by filling out the Consumer Product Incident Report Form.