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Universal Security Instruments MPC122S Combination Smoke & Carbon Monoxide Detector
Recall notice

This recall involves two models and two date codes of Universal Security Instruments 2-in-1 Photoelectric Smoke & Fire + Carbon Monoxide alarms. This tested model (Model MPC122S) is a hardwired alarm with 10-year sealed battery backup and a manufacturing date code of 2017JUN02. Model MPC322S has 10-year sealed batteries and a manufacturing date code of 2017JUN09. The model number and date code are printed on the back of the alarms.  

Consumers should immediately contact Universal Security Instruments for a free replacement alarm. Consumers should keep using the recalled alarms until they install replacement alarms.

MPC122S

Ratings Scorecard

Test Results

High CO levels

High CO levels

High CO levels rates a model's response to CO in air of approximately 400 parts per million.

 /  5
Low CO levels

Low CO levels

Low CO levels rates a model's response to CO in air of approximately 100 ppm.

 /  5
Flaming fires

Flaming fires

Flaming fires is response to fires with little smoke.

 /  5
Smoldering fires

Smoldering fires

Smoldering fires is response to smoky fires.

 /  5

About

The Universal Security Instruments MPC122S is part of the Smoke & Carbon Monoxide Detectors test program at Consumer Reports. In our lab tests, Combination Smoke & Carbon Monoxide Detectors models like the MPC122S are rated on multiple criteria, such as those listed below.

High CO levels High CO levels rates a model's response to CO in air of approximately 400 parts per million.

Low CO levels Low CO levels rates a model's response to CO in air of approximately 100 ppm.

Flaming fires Flaming fires is response to fires with little smoke.