Kidde

Kidde Photoelectric Hardwired Smoke Alarm with Battery Backup

SKU: 27202024 | Model Number: 21031556

$45.99 /each

Discount Builders Supply & Hardware

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Description

Smoke Alarm 120 V 10 Year Battery

Keep your home protected with this Kidde Smoke Alarm featuring a sealed 10-year battery and reliable photoelectric sensing. Hardwired to your household electrical system (120 V) with a backup battery, it ensures continuous power—even during outages—so you can rest easy knowing the detector is always on guard. The low-profile white design blends seamlessly with any ceiling, while advanced safety features help you meet building codes and enhance residential fire protection.

Equipped with a one-touch hush button, tamper-resistant cover and 3-wire interconnect capability, this smoke alarm makes installation, testing and maintenance simple. Connect up to 24 units for whole-home coverage, and benefit from years of dependable performance without ever changing the battery.

Key Features

  • Sealed 10-year lithium battery for maintenance-free operation
  • Photoelectric sensor for early detection of slow-smoldering fires
  • Hardwired 120 V primary power with battery backup
  • Interconnectable up to 24 alarms via 3-wire connector
  • One-touch hush button silences nuisance alarms
  • Tamper-resistant cover prevents unauthorized removal
  • Sleek, low-profile white housing
  • Includes mounting hardware and installation manual

Product Specifications

Battery Life

10 years (sealed)

Brand

Kidde

Color

White

Dimension (D × W)

2.32 in × 5.88 in

Interconnect

3-wire, up to 24 units

Model Number

21031556

Power Source

Hardwired 120 V with sealed 10-year battery backup

Sensor Type

Photoelectric

Weight

0.5 lb