First Alert Hardwired Carbon Monoxide Alarm with Battery Back-up - CO5120BN

First Alert Hardwired Carbon Monoxide Alarm with Battery Back-up - CO5120BN

This First Alert Hardwired Carbon Monoxide Alarm with Battery Back-up meets codes where CO alarms are required for new construction. Installation is seamless with the use of a quick plug-in power connector. Additional features such as a microprocessor that limits nuisance alarms and a single test/silence button add versatility to an already efficient carbon monoxide alarm.

Brand
First Alert
Product identifiers
00029054856173
Exact variant
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Source updated
Fri Oct 09 2026 05:31:25 GMT+0000 (Coordinated Universal Time)
Imported
Thu Oct 08 2026 16:09:05 GMT+0000 (Coordinated Universal Time)

Advertiser-supplied specifications and terms

These are source claims, not independent testing. Shipping rates and discounts may have regional restrictions.

Condition
New
OriginalPrice
50.99
ShippingWeight
2.5
ShippingWeightUnit
lb

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