New Cosmos USA Combination Natural Gas and Carbon Monoxide Alarms Recall

Failure to Alert Consumers to the Presence of Natural Gas and to the Risk of Carbon Monoxide Poisoning.

CPSC recall #25045 · announced Nov 14, 2024 · verified Jul 30, 2026

Hazard

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.

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.

Units

About 26,360

New Cosmos USA Recalls Combination Natural Gas and Carbon Monoxide Alarms Due to Failure to Alert Consumers to the Presence of Natural Gas and to the Risk of Carbon Monoxide Poisoning

How to identify the recalled product

Product	DeNova Detect Brand Combination Natural Gas and Carbon Monoxide Alarms
Units recalled	About 26,360

The recall

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.

Reported incidents

None reported

What consumers should do now

Stop using the recalled product immediately. Contact the company for the announced remedy. Do not resell or donate recalled products — it is illegal under federal law.

New Cosmos USA Inc. toll-free at 888-447-6016 from 7 a.m. to 7 p.m. ET Monday through Friday, email at [email protected], or online at www.denovadetect.com and click on "Recalls" or at www.denovadetect.com/safetynotice-dd622 for more information.

Source: U.S. Consumer Product Safety Commission. Official notice title: “New Cosmos USA Recalls Combination Natural Gas and Carbon Monoxide Alarms Due to Failure to Alert Consumers to the Presence of Natural Gas and to the Risk of Carbon Monoxide Poisoning”. Read the official CPSC notice