Kidde Code One Hardwired Smoke Detector with Ionization Sensor and 9-Volt Battery Backup

Item # 392290 | Kidde Part # 21006378 | UPC Code 047871403813 | UNSPSC Code 46191501
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Product Overview

Kidde Ionization Smoke Detector with Battery Backup is an ionization-sensing alarm that offers 120 VAC of power with a 9-Volt battery backup for continuous protection during power outages. This alarm can operate as a single unit or as a component of an inter-connected system in your home or business. This important safety device has a push-button test capability to check its circuitry, horn and battery and can be put into a hush mode that will silence nuisance alarms. This unit has a tamper-resistant locking feature to help prevent unauthorized entry or theft.

  • Utilizes ionization-sensing technology to detect smoke
  • Sounds warning upon the incidence of smoke
  • Hardwired smoke detector
  • Rear battery installs back up
  • Functions as a single unit or in an interconnected system
  • Hush feature temporarily silences nuisance alarms
  • Test button checks unit's electronic circuitry, horn and battery function
  • 9-Volt battery provides protection during power outages
  • Tamper-resistant locking pin helps deter alarm tampering and theft
  • Alarm cap twists on and off for easy battery replacement
  • Appropriate for residential or commercial applications
  • Compatible with Kidde, FireX, Code One and Sentinel products
  • *Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.
  • Smoke detector utilizes an ionization sensor to detect fire hazards and sounds an 85 db alarm when a hazard is detected
  • Kidde offers a full range of 120-Volt AC wire-in life safety products with interconnect capability to provide the most immediate and complete system available; when any one interconnected alarm is triggered, all interconnected alarms within the home sound an immediate warning
  • UL/CSFM Ref. Kidde Part I12040


Alarm Sensor Type
Alert Type
Certifications and Listings
UL Listed
Battery Back-Up, Hush Feature, Interconnected
Pack Size
Power Source
Product Depth (in.)
Product Height (in.)
Product Width (in.)

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