System Sensor i4 series CO/smoke detectors (model COSMO-2W/COSMO- 4W) from 2014 pose carbon monoxide poisoning risk. Consumers must get free replacements before new units are installed.
The detectors can fail to detect carbon monoxide gas in the home, posing a risk of carbon monoxide poisoning.
System Sensor i4 series combination CO/smoke detectors from 2014 have a risk of failing to detect carbon monoxide, which can cause poisoning. Owners should get free replacements before installing new detectors.
The detectors can fail to detect carbon monoxide gas in homes, leading to poisoning. This happens because the carbon monoxide sensors in these models may not work properly, especially in homes with high carbon monoxide levels.
Homeowners with System Sensor i4 series CO/smoke detectors from September 2014 are affected. Those in homes with poor ventilation or carbon monoxide sources are at higher risk.
Check for round, white detectors about 5.5 inches in diameter. Look for date codes 4091 or 4092 on the label or packaging.
Contact System Sensor to obtain a free replacement combination CO/smoke detector.
Continue using the recalled detectors until replacement detectors are installed.
Consumers should immediately contact System Sensor to obtain a free replacement combination CO/smoke detector. Consumers should keep using the recalled detectors until replacement detectors are installed.
System Sensor i4 series combination CO/smoke detectors models COSMO-2W and COSMO-4W manufactured between September 3, 2014 and September 13, 2014.
Recalled units are round, white, about 5.5 inches in diameter with date codes 4091 or 4092 on the label or packaging.
No, you can keep using the recalled detectors until replacement detectors are installed.
We’ve drafted a message you can send System Sensor to request your refund or repair — edit it as you like.
Subject: Recall 1912 — System Sensor i4 Series System Sensor combination carbon monoxide (CO)/smoke detectors Hello, I own a i4 Series System Sensor combination carbon monoxide (CO)/smoke detectors that is covered by recall 1912 from System Sensor. The official recall notice states: Consumers should immediately contact System Sensor to obtain a free replacement combination CO/smoke detector. Consumers should keep using the recalled detectors until replacement detectors are installed. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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The facts (hazard, remedy, dates, manufacturer) are pulled from the official CPSC recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
