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First Alert BRK SC9120B-6 Hardwired Smoke and
6th Sep 2026, 02:21 AM

First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White

Price may vary by location, shipping cost, and availability.
Lowest ever
$270.52

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Highest: $270.53
Average: $270.53
Lowest: $270.52

Price History Graph

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Price History Information

You can check the price history of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White here. This product's current Price in USA is $270.52. The average and highest prices are $270.53 and $270.53 respectively.

Lowest Ever Price $270.52
6th Sep 2026
Average Price $270.53
Based on 10 days price tracking
Highest Price $270.53
31st Aug 2026

Current Price in USA

Price $270.52

Product Information

Details

Product Name First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Store Product Code B07B4C5QX4
Store Name amazon.com
Brand First Alert
Rating 9.2 / 10
Category Combination Smoke & Carbon Monoxide Detectors
Product Manufacturer First Alert
Model Number SC9120B-6
Color White
Dimensions 2.25"D x 5.25"W x 5"H

Features

  • The First Alert Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup provides 2-in-1 protection from both types of dangers.
  • Hardwired alarm features battery backup for continued monitoring during power outages.
  • Includes easy adapter plugs, eliminating the need to rewire.
  • Light indicates if the alarm is for smoke or for carbon monoxide in the event of an emergency.
  • A single test button makes alarm easy to test regularly. The alarm is also equipped with a side-load battery compartment and its tamper-resistant locking brackets and universal mounting brackets make installation easy.

Images

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Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White
Image of First Alert BRK SC9120B-6 Hardwired Smoke and Carbon Monoxide Detector (CO) with Battery Backup. 6-Pack , White

Rating and Reviews

9.2 Based on 2256 reviews

First Alert BRK SC9120B-6 Hardwired Smoke and has 9.2 rating out of 10. This average rating is consist of 2256 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.
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