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FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 pack , White
✅ In stock
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Grade
Analysis Confidence
23%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 26, 2026 12:31 PM · Prices & availability subject to change
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📝 Product Overview
🏪 Sold by
FFSSales
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
✓Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection.
✓Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection
✓Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected
✓Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy
✓Rigorously tested to meet UL standards
✓Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
✓First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)
⚙️ Specifications
Brand
First Alert
Style
Standard Detection
Power Source
Battery Powered,Hardwired
Color
White
Product Dimensions
1.9"D x 5.6"W x 5.6"H
Item Weight
8 ounces
Alarm
Audible
Operating Humidity
10-95% RH
Sensor Type
electrochemical,ionization
Global Trade Identification Number
00029054015341
Model Number
SC9120B
