ESL, Interlogix Hard-Wired Smoke Alarms Recalled Due to Failure to Alert Consumers of a Fire
Home product recall 14-255. Announced by CPSC on Aug 13, 2014.
Watch and the shortlist are kept with a free account, on every device. Your watch list. CPSC’s own notice is on cpsc.gov.
The short answer
Announced by CPSC on Aug 13, 2014. Copied from CPSC on Oct 19, 2026.
- Replace what’s offered
- About 141,000 in U.S. and 13,000 in Canada units, as CPSC gives them
- Not said injuries, in the notice
Every line below is in CPSC’s own words, with its source beside it.
What’s wrong with it?
Radio frequency interference can cause the smoke detectors to fail to alert consumers of a fire.
CPSC, Recalls API. Checked Oct 19, 2026. Updated daily.
What should you do?
Customers should immediately contact their security or fire system provider to determine if any of their units are included in the recall. If so, they will receive free replacement and free installation of new smoke detectors. Consumers should not take the alarms out of service until the replacement alarm has been installed. Only professional installers should remove and replace these units.
CPSC, Recalls API. Checked Oct 19, 2026. Updated daily.
- What the company offers to fix a recalled product or vehicle: a repair, a replacement or a refund, as the recall notice says. For a vehicle, dealers make the safety repair free. Follow the notice’s own steps, or contact the company it names. Source: CPSC; NHTSA (49 U.S.C. 30120).: replace.
- How to reach the firm: Edwards at (800) 655-4497 select option 5, from 8 a.m. to 5:30 p.m. ET Monday through Friday or online at www.edwardsfiresafety.com and click on Contact Us. Interlogix toll-free at (855) 286-8889 select option 2, from 5 a.m. to 5 p.m. PT Monday through Friday or online at www.interlogix.com and click on Customer Service for more information.
Which ones are recalled?
This recall involves thirty-three models of the 400 and 500 series Edwards (ESL)-branded and Interlogix smoke detectors hard-wired into a security system. Edwards and Interlogix smoke detectors are identical. The 2-wire or 4-wire detectors are round, white and measure 6 inches across by 2 inches high. The smoke detectors were made for professional installation and used primarily in commercial buildings, schools, hotels/motels, apartments, dormitories and homes as part of the fire alarm system. Recalled units have date codes 13084 through 14059 with the first two digits representing the year, for example: 13 for 2013 and 14 for 2014; and the last three digits representing the day of the year, for example: 084 is the 84th day of 2013, which is March 25, 2013. The initials ESL, the date code and one of the following model numbers are printed on a label on the back of the detector’s cover and on the product’s packaging. 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, 541CXT-10PK and 548C.
About 141,000 in U.S. and 13,000 in Canada units, as CPSC gives them.
ESL and Interlogix brand 400/500 series smoke detectors.
CPSC, Recalls API. Checked Oct 19, 2026. Updated daily.
CPSC’s photos
CPSC shows 3 photos on its notice. Hearth Record doesn’t copy them; each opens on cpsc.gov.
Who made and sold it?
- Made by Fyrnetics Limited, Hong Kong, China.
- Imported by UTC Fire & Security Americas Corporation Inc, Arden Hills, Minn. owns the Interlogix assets. Edwards assets were acquired by Walter Kidde Portable Equipment Inc., of Mebane, N.C. in January 2014. Both importers are units of United Technologies Corp., of Hartford, Conn.
- Alarm system, security equipment and electrical equipment contractors, dealers and installers for use in fire alarm systems for commercial buildings, hotels/motels, apartments, dormitories and homes from March 2013 to February 2014. The cost of the individual detectors varies between $30 and $50. The cost of the integrated alarm or security systems varies greatly.
- Made in China, as the notice gives it.
CPSC, Recalls API. Checked Oct 19, 2026. Updated daily.
Was anyone hurt?
None.
CPSC, Recalls API. Checked Oct 19, 2026. Updated daily.
What the record doesn’t say
- The notice lists no UPCs, so check the model, the description and the photos.
- The notice lists no model numbers in a field of their own; its description may give them.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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U.S. Consumer Product Safety Commission, Recalls API.
Checked Oct 19, 2026. Updated daily. Public domain (U.S. Government work). CPSC asks to be credited, and that no endorsement be implied.
Recalls of kids’ and home products are from the U.S. Consumer Product Safety Commission (CPSC). CPSC does not endorse Hearth Record. Copied on Oct 19, 2026.