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BRK Brands
First Alert Smoke & Carbon Monoxide Alarm with Battery Backup
$11.37across 162 retailers
Model: JNSN59898Color: WhiteUPC: 29054513069
Where to Buy
Newest price seen: Jan 25, 2025
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
D D3 Surplus Outlet | $11.37 | Aug 18, 2024, may have changed | Buy Now |
T theversaces | $29.25 | Jul 4, 2023, may have changed | Buy Now |
1 1000Bulbs | $31.45 | Oct 29, 2023, may have changed | Buy Now |
 Amazon Sold by primeline innovations | $33.19 | Oct 29, 2023, may have changed | Buy Now |
S Southern California Electric | $34.00 | Jan 31, 2023, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Used & Refurbished
✨ See 2 used & refurbished prices with ShopSavvy ProGet the app →Pros
- •Straightforward installation process, especially for existing First Alert models.
- •Clear instructions provided along with necessary components like batteries and wiring adapters.
- •Reliable dual functionality for detecting smoke and carbon monoxide.
- •Battery backup feature ensures continuous protection during power outages.
- •Reasonable price, particularly when purchased in multi-packs.
- •High consumer satisfaction regarding longevity and features like dust covers.
Cons
- •Minor challenges with wiring during installation.
- •Need for potential buyers to verify compatibility with existing wiring systems.
Bottom Line
The First Alert SC9120B is a reliable choice for smoke and carbon monoxide detection, offering easy installation, long-term performance, and good value.
📚More About First Alert Smoke & Carbon Monoxide Alarm with Battery Backup
Discussion
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