TLDR Review: First Alert Smoke & Carbon Monoxide Alarm with Battery Backup
Published: December 10th, 2024
Verdict
The First Alert SC9120B is a reliable choice for smoke and carbon monoxide detection, offering easy installation, long-term performance, and good value.
- Top pro:
- Straightforward installation process, especially for existing First Alert models.
- Top con:
- Minor challenges with wiring during installation.
Get an alert when the price drops or it comes back in stock.
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.
Available at Amazon
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How we researched this
About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from 24 retailers in ShopSavvy's price data, most recently seen Jan 25, 2025.
Where to Buy
Prices last seen Sep 27, 2024 to Jan 25, 2025
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
| $36.00 | Sep 27, 2024 may have changed | ||
| $39.35 | Sep 27, 2024 may have changed | ||
| $39.84 | Sep 27, 2024 may have changed | ||
| $41.82 | Jan 25, 2025 may have changed | ||
| $43.73 | Sep 27, 2024 may have changed |
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