Firex Firex Hardwired Smoke Alarm with Hush

Part #K21007581  |  Item #4473731  |  Manufacturer Part #21007581

$18.99 EACH

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Frequently Purchased Together


Product Details

  • Hardwired smoke alarm
  • Ionization sensor
  • Battery backup in case of power failure
  • Hush feature allows you to silence nuisance alarms
  • Front load battery door
  • Low battery alert
  • UL listed


ADA Compliant: No

AMP: 0.08

BAA Compliant: No

Battery Application: Smoke Alarms

Battery Size: 9V

Bulb Type: LED

Collection: Firex

Color Finish: White

Color Finish Category: Whites

Decibel Rating dB : 85 dB

Depth: 1-4/5 in

Diameter: 5-3/5 in

Material: Plastic

Power Source: AC, Battery, Hardwired

Product Type: Smoke Alarm

Smart Home Enabled: No

Temperature Range: 40 to 100 Deg F (4 to 38 Deg C)

UL Listed: UL 217

Volts: 120V

Weight: 0.5