Kits & Accessories

Are you looking for a replacement part, battery, or adapter for your Kidde, Firex or Nighthawk product?  Browse common fire safety accessories. Kidde also carries other products, like Air Purifiers from Carrier. 

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Kidde KRK-1 Radon Gas Detection Test Kit

  • Mail in radon test kit and analysis for residential and general use
  • Professional analysis detects cancer-causing colorless tasteless radon gas seepage
  • Meets state and Environmental Protection Agency requirements
  • Includes activated radon sampler tray and return mailer envelope for professional lab analysis
  • Analysis included, no additional fees to pay except New Jersey residents EPA charges $10
$24.99

Kidde KA-F2 Quick Convert Adapter

Helps you to quickly replace Firex® or wire-in smoke alarms. The KA-F2 can only be used when replacing Firex® models: FADC, ADC, AD.

The KA-F2 can be used with all AC/DC Kidde smoke and combination alarms.

Each adapter includes a 5 year limited warranty.

$3.99

Kidde Two Year Power Supply AA Battery 4-Pack

  • Includes 4 Batteries (AA)
  • Guaranteed to power a Kidde alarm for 2 years or we will replace it!*
$6.38

Kidde Two Year Power Supply 9 Volt Battery 2-Pack

  • Includes 2 Batteries (9 Volt Alkaline)
  • Guaranteed to power a Kidde alarm for 2 years or we will replace it!*
$9.89

SM120X Relay Module for Smoke Alarm

The Kidde SM120X can be used to activate auxiliary warning devices such as external bells and sirens, hallway or stairway lighting. This relay will only activate when it receives a smoke signal from an interconnect Smoke Alarm.
$17.15

CO120X Carbon Monoxide Relay Module

The Kidde CO120X can be used to activate auxiliary warning devices such as external bells and sirens, hallway or stairway lighting. This relay will only activate when it receives a CO signal from an interconnect Carbon Monoxide Alarm. When in the activated mode (as a result of a CO signal), this device will deactivate if it receives a smoke interconnect signal from a compatible device.

$24.99