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Kidde 20SAR hardwired smoke detector with battery backup

Kidde ★ 3.8/5 · ItemOracle Score Budget

$35 USD
Price subject to change
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Kidde, 20SAR, Hardwired Smoke Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators

Kidde 20SAR hardwired smoke detector with 2 AA battery backup and interconnectable features. Includes LED indicators and self-testing alarm for reliability

Highlights

  • hardwired with battery backup
  • interconnectable across units
  • enhanced sensing technology reduces false alarms

Pros

  • hardwired with battery backup
  • interconnectable for multiple units
  • LED warning indicators
  • self-testing alarm
  • enhanced sensing reduces false alarms

Cons

  • mixed feedback on wiring compatibility
  • night-time failure reports from some users
  • some concerns about alarm connectivity

Best For

  • basement smoke detection
  • bedroom ceiling installation
  • throughout multi-story home setups
  • replacing old smoke detectors
  • homes with UL 217 compliant devices
  • areas with cooking-related false alarms prevention

Features

  • Hardwired with 120V AC and 2 AA battery backup for outage coverage
  • Interconnect capability enables all alarms to sound together
  • 85-decibel smoke alert with three long beeps and red LED indicators
  • Self-test capability checks alarm operation and requires weekly manual test
  • UL 217 9th Edition and FCC compliant with reduced false alarms from cooking

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