Share this product
First Alert 9120BFF Smoke Detector, Hardwired Alarm with Battery Backup, White, 1-Pack
This product ad may change over time
ShareFirst Alert 9120BFF Smoke Detector, Hardwired Alarm with Battery Backup, White, 1-Pack
Users say:
These smoke detectors are easy to install and tested perfectly, and are the best price available for hardwired models. They have a limited lifetime, but can be replaced at one time, and are a great value for the price. They are also reliable and work well, even when the batteries are not the best quality.
Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure …
Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm To ensure complete protection make sure to place one on each level of your home and in each bedroom Can connect to other compatible BRK or first alert smoke detectors, to ensure all alarms will sound when smoke 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 standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage 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) Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
Review summary
AI-generated content
These smoke detectors are easy to install and tested perfectly, and are the best price available for hardwired models. They have a limited lifetime, but can be replaced at one time, and are a great value for the price. They are also reliable and work well, even when the batteries are not the best quality.
Pros
- Easy to install
- Affordable price
- Good customer service
Cons
- Standard batteries included
Read original reviews
Description
Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm To ensure complete protection make sure to place one on each level of your home and in each bedroom Can connect to other compatible BRK or first alert smoke detectors, to ensure all alarms will sound when smoke 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 standards120 volt AC power with 9V battery backup to keep alarm functioning during power outage 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) Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
Buying Options
✕Microsoft may receive compensation for clicks on these products, but such compensation has no effect on the ranking or relevance of results
Specifications
| Battery Type | Yes |
| Detection Method | Ionization |
| Dimensions | 5.6 X 5.6 X 2.2 Inches |
| Warranty | 10 Year Limited |
| Number Of Pieces | 1 |
| Country Of Origin | Mexico |
| Style | 9120bff |
| Included Components | Smoke Detector, Batteries, Mount |
| Batteries Required? | Yes |
| Alarm | Audible |
| Battery Cell Type | Alkaline |
| Type Of Bulb | Led |
| Pattern | Filter |
| Date First Available | August 17, 2005 |
| Batteries | 1 9v Batteries Required. (Included) |
| Battery Included | Yes |
| Part Number | 9120bff |
| Cutting Diameter | 5.6 Inches |
| Is Discontinued By Manufacturer | No |
| Power Source | 120 Volts |
| Item Package Quantity | 1 |
| Brand | First Alert |
| Size | 1-pack |
| Color | White |
| Item Weight | 0.05 Pounds |
| Assembled Diameter | 5.6 Inches |
Product added to your wishlist! View wishlist
Sign in to see your saved products on any device
Product removed from your wishlist! View wishlist
Sign in to see your saved products on any device
Something went wrong. Please try again later.
Product is added to compare already. Please refresh the page.
Product is not found in compare. Please refresh the page.
5 Products already added. Please delete existing selection to add this.