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Recommended Accessories
Expert Recommended Accessories
Selected by Bob, our Expert
Required Accessories
9
These accessories are required to properly setup/install this product.
Optional Accessories
10
Features
- Interconnectable
- Interconnect the 9120B with up to 12 First Alert or BRK hardwired alarms and up to six other compatible devices like bells, horns or repeaters. When one alarm sounds, all other alarms are triggered, providing coverage of larger spaces.
- Battery Backup
- Featuring battery backup, First Alert 9120B will keep you safe even during power outages.
- Alarm Reset
- The 9120B will automatically reset when the smoke or carbon monoxide gas clears.
Keeping your home and family safe since 1958, First Alert is built on reliability, quality and trustworthiness. Continuing to create innovative products, you can count on First Alert to make your home a safer place. The reliable ionization sensor in the 9120B provides the earliest possible warning of a fast-flaming fire. With the battery backup, the 9120B will protect you and your family even during a power outage
Specifications
9120B
Overview
Product Category
Furnace
UPC
29054513014
General Information
Type
Smoke Alarm
Product Category
Furnace
Power Source
Hardwired with Battery Backup
Interconnectable
Yes
Sensor Type
Sensor Type
Electrochemical sensors detect Carbon Monoxide gases in your home. Photoelectric sensors detect visible fire particles that can be associated with a slow smoldering fire. Ionization sensors detect invisible fire particles that can be associated with fast flaming fires.
Ionization
Performance
Minimum Operating Temperature
40 F
Maximum Operating Temperature
100 F
Maximum Sound Level
Maximum Sound Level
Sound levels are measured in decibels (dB). The lower the decibel rating, the less noise the product makes. As an example, a ticking watch is 20 dB while on the other end of the scale, a lawn mower is around 90 dB. Learn More
85 dB
Electrical Data
Voltage
120 Volts
Battery Type
9V
Battery Backup
Yes
Battery Included
Yes
Dimensions
Product Height
1 36/40 Inches
Product Width
5 29/48 Inches
Product Length
5 29/48 Inches
Product Weight
0.6 Pounds
Certifications
UL Listed
Yes
Warranty Information
Warranty
Warranty
A warranty is a safeguard from defects in manufacturing and can vary in length and terms. To see the manufacturer's warranty statement, click on the Manuals tab. Learn More
10 Years
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First Alert - Smoke Alarm with Battery Backup - Hardwired
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