How to Pick the Perfect Furnace
In most cold climates, forced air heating has replaced steam and hot water syst...
Hover to zoom
1 Of 5
First Alert - Photoelectric and Ionization Smoke Alarm with Battery Backup - Hardwired
Model:
3120B
+
Share This Product
Features
Product Video Disclaimer: "PED is not responsible for any variances from the product in this video and the item you purchase. Please review all product specs prior to purchase."
- OptiPath 360 Technology™
- Patented technology, the OptiPath 360 Technology™ provides 360 degrees of direct access to the smoke sensor, making it more effective.
- Interconnectable
- The First Alert 3120B can be connected to other compatible alarms for larger spaces and more protection.
- Latch Alarm Indication
- The First Alert 3120B features an alarm latch that identifies the alarm that is sounding as well as a latch that visually detects which unit is in low battery condition when alarms are interconnected.
- Alarm Reset
- The First Alert 3120B will automatically reset when the smoke clears.
- Battery Backup
- Featuring battery backup, First Alert 3120B will keep you safe even during power outages.
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. With photoelectric and ionization sensors, the state-of-the-art Photoelectric and Ionization Smoke Alarm features comprehensive protection. With battery backup, the Photoelectric and Ionization Smoke Alarm will keep you safe even during power outages. Designed for residential and institutional applications such as hospitals and hotels, the Photoelectric and Ionization Smoke Alarm meets codes where AC/DC photoelectric and ionization combination smoke alarms are required.
Specifications
3120B
General Information
Type
Smoke Alarm
Power Source
Hardwired with Battery Backup
Interconnectable
Yes
Sensor Type
Photoelectronic and Ionization
UPC
29054011374
Performance
Minimum Operating Temperature
40 F
Maximum Operating Temperature
100 F
Maximum Sound Level
85 dB
Electrical Data
Voltage
120 Volts
Battery Type
2 AA
Battery Backup
Yes
Battery Included
Yes
Reviews
First Alert 3120B Reviews & Ratings
Be the First to Write a Review
Do you own this product?
Please share your insights with fellow shoppers.
Please share your insights with fellow shoppers.
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
How-To Articles
Choosing Between a Furnace and a Heat Pump
The battle between furnaces and heat pumps is hot right now. Although most Amer...
An Overview of Furnace Features
Most American homes use a central forced-air system to heat and cool their home...
Manuals
Ask A Question!
*Required Fields
+
Thank You For Submitting Your Question
Your submission has been sent successfully. Please give our experts up to two business days to respond.
Media Gallery
First Alert - Photoelectric and Ionization Smoke Alarm with Battery Backup - Hardwired
Customer Review Images
