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First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White , Pack of 1
ASIN: B00L2FOTZO

by First Alert

First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White , Pack of 1

7.7
Confidence High

ExpertBeacon Score and confidence are proprietary signals, not retailer ratings.

4.4Amazon rating(8.1K reviews)
Demand Top 19%
Confidence High

How It Compares

Compared with other products in Smoke Detectors & Fire Alarms.

Demand
81%
Expert Score
44%
Buy on AmazonView Details

Affiliate Disclosure — We earn from qualifying purchases. Data last updated on Mar 23, 2026. ExpertBeacon Score, Expert Score, Value, and Confidence are our own signals, not retailer ratings.

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Product Features

  • Complies with all current 10-year legislation in U.S. states/cities where required
  • Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires
  • Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install
  • Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom. Same features as SA340CN and SA340B but adds Sealed Battery Technology.
  • 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)
  • No Battery Changes for the Life of the Alarm; 3V Lithium Power Cell Included. Sensor Type: Ionization
  • Perfect Mount allows for easy alignment of alarm
  • First Alert warranty extends ten years from the date of purchase with proof of the original sales receipt and the product should be free from defect in material and workmanship

Why It Ranked Well

Strong Demand

Demand sits above 81% of the current comparison set.

High Confidence

Listing completeness and demand coverage are both strong for this product.

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