FIRST ALERT Carbon Monoxide Alarm: Removable Battery, CO Detector, Electrochemical
The FIRST ALERT Carbon Monoxide Alarm (MPN 1039727) is a limited electrochemical CO detector with a removable AA battery, front-loading battery design, and battery locking pin. It features a test button, hush mode…
SKU 3G-OTH-551431
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Product Description
The FIRST ALERT Carbon Monoxide Alarm (MPN 1039727) is a limited electrochemical CO detector with a removable AA battery, front-loading battery design, and battery locking pin. It features a test button, hush mode, and an 85 dB alarm at 10 ft with LED visual alert, meeting NFPA 720 standards. Includes mounting anchors and batteries.
Frequently Asked Questions
What is the FIRST ALERT 1039727 carbon monoxide alarm used for?
The FIRST ALERT 1039727 is an electrochemical CO detector designed to alert occupants to dangerous carbon monoxide levels in residential or light commercial spaces. It meets NFPA 720 standards and features an 85 dB alarm at 10 ft with a front-loading AA battery and LED visual alert.
What are the specifications of the FIRST ALERT 1039727 CO detector?
The FIRST ALERT 1039727 is an electrochemical CO detector with a removable AA battery, front-loading battery design, and battery locking pin. It includes a test button, hush mode, and an 85 dB alarm at 10 ft with LED visual alert. It meets NFPA 720 standards and includes mounting anchors and batteries.
Where to buy the FIRST ALERT 1039727 carbon monoxide alarm worldwide?
3G Electric supplies the FIRST ALERT 1039727 carbon monoxide alarm to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this electrochemical CO detector.
How to install the FIRST ALERT 1039727 CO detector?
Install the FIRST ALERT 1039727 by mounting it on a wall or ceiling using the included anchors, ensuring it is at least 5 ft from the floor. Insert the AA battery into the front-loading compartment and secure with the battery locking pin. Press the test button to verify operation.
Used in
Common applications for FIRST ALERTFIRST ALERT Products
3G Electric supplies FIRST ALERT carbon monoxide detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




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