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Kidde Digital Carbon Monoxide Alarm With Smart Interconnect (423D/9HIR)

Product Code: 423D/9HIR 423D/9HIR

Brand: Kidde

Colour: White

£49.21 £41.01
Delivery Estimate:
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Today, Kidde products are found in homes and businesses around the globe. Our smoke and carbon monoxide detectors help prevent injuries and minimize damage by alerting people to dangers earlier. Our wide range of fire extinguishers equips people to stop the spread of fires before they cause catastrophes. Our escape ladders and other safety accessories bring peace of mind to homeowners. And our key security solutions provide convenience and safety in countless applications.

Kidde has been making Carbon Monoxide (CO) alarms with electrochemical sensing technology for years. All of Kidde’s CO alarm products – from basic units to premium CO alarms – include the company’s patented Nighthawk™ electrochemical CO sensor. Kidde battery-powered alarms are easy to install, and keep working even if there is a power outage.

Order today at our great prices, and enjoy our superb customer service!

If you’re not sure about quantities, sizes or have any other questions about your electrical wholesale products, our Electrical2Go sales team will be more than happy to help. Give them a call now on 01424 220384.


  • Interconnectable with other Kidde and Firex mains smoke, heat, and CO alarms on a single wiring network using ‘Smart Interconnect’ technology
  • Digital display provides early warning of intermittent and low CO levels and clearly shows FIRE or CO when used with other Kidde smoke and heat alarms
  • Peak level memory identifies CO problems when the property is unoccupied
  • 230V mains-powered with rechargeable lithium cell for 7 years of continuous operation in the event of mains failure Temperature range: 0 to 40ºC
  • End of life warning 7 years after initial power up
  • CE tested and certified
  • Temperature range 0 to 40ºC
  • 3 LEDs Power, Alarm, and Fault LED indication
  • Colour / Finish White

Additional Information

  • Dimensions (H x W x D) 147x147x42
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