CPSC recall 25-045, announced November 14, 2024, covers New Cosmos DeNova Detect Brand Combination Natural Gas and Carbon Monoxide Alarms (about 26,360 units). After alerting consumers to the presence of natural gas or carbon monoxide, the recalled alarm can go into sleep mode when the alert lasts less than four minutes. The notice reports no incidents. Consumers should immediately register online at www.denovadetect.com/safetynotice-dd622 to receive a prepaid shipping package and replacement alarm. Recall contact: call 888-447-6016, go to www.denovadetect.com, or email safety@DeNovaDetect.com.
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Compare the model on your label, then check any serial numbers, date codes, and exclusions in the notice. A model match alone does not confirm that your unit is included.
Affected model numbers
This recall involves the DeNova Detect brand combination natural gas and carbon monoxide alarms with model number DD622NCV.
Which products are included?
This recall involves the DeNova Detect brand combination natural gas and carbon monoxide alarms with model number DD622NCV. DeNova Detect, Natural Gas + Carbon Monoxide are printed on the front of the alarm. The model number is on the top side of the alarm. The serial number is on the right side of the alarm.
Confirm these details on the official CPSC noticeWhat to look for
- Model numbers
- One listed. Yours must match it exactly.
- Also in the notice
- Serial numbers. Compare these as well.
- Where to look
the top side of the alarm
andthe right side of the alarm
(the notice’s words)- When sold
- December 2023 through July 2024
- Price paid
- $90 to $102
Why it was recalled
After alerting consumers to the presence of natural gas or carbon monoxide, the recalled alarm can go into sleep mode when the alert lasts less than four minutes. During this time, the alarms can fail to detect and alert consumers to a new incidence of natural gas or carbon monoxide, posing a risk of carbon monoxide poisoning.
Incidents and injuries
None reported
Official remedy
Consumers should immediately register online at www.denovadetect.com/safetynotice-dd622 to receive a prepaid shipping package and replacement alarm. Consumers should continue using the recalled alarms until they install the replacement alarms. Once they receive the replacement alarm, consumers should ship the recalled alarm back in the provided prepaid shipping package.
What to do now
- Check the label. Compare your model number with the one listed in this recall, then check the serial numbers the notice lists.
- Contact the firm. Call 888-447-6016, go to www.denovadetect.com, or email safety@DeNovaDetect.com.
- Get the remedy. This recall offers a replacement.
- Read the official notice. The CPSC notice is the final word on which units are included and what to do.
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Product and sales details
- Brand
- New Cosmos
- Product type
- Carbon monoxide alarms
- Recall number
- 25-045
- Units
- About 26,360
- Manufactured in
- Japan
- Sold at / sales period
- Lowe's stores nationwide and online at Amazon.com, Lowes.com and Denovadetect.com from December 2023 through July 2024 for between $90 and $102.
- Distributor
- New Cosmos USA Inc., of Lisle, Illinois
This recall in context
Compared with the 19 carbon monoxide alarm recalls in this index, as of October 31, 2026.
- Size
- 26,360 units: the 9th-largest of 14 carbon monoxide alarm recalls that state a unit count. The median is 62,000 units.
- Hazards
- Carbon monoxide: named in 11 of 19 carbon monoxide alarm recalls, the most common hazard among them. Poisoning: named in 4 of 19 carbon monoxide alarm recalls.
- Remedy
- Replacement: offered in 6 of 19 carbon monoxide alarm recalls, the most common remedy.
- Time on sale
- 8 months. Recalled 4 months after the last month of sales the notice gives.
Recall contact information
New Cosmos USA Inc. toll-free at 888-447-6016 from 7 a.m. to 7 p.m. ET Monday through Friday, email at safety@DeNovaDetect.com, or online at www.denovadetect.com and click on "Recalls" or at www.denovadetect.com/safetynotice-dd622 for more information.
Verify phone numbers, hours, and websites on the current CPSC notice before contacting the firm.
Know someone who has one?
Recalls only work when owners hear about them. Send this notice to family or friends who might own the same product.
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