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Kidde KF30 Mains Heat Sensor Fire Alarm

Kidde KF30 Mains Heat Sensor Fire Alarm

Sale price£22.99For 1
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Kidde KF30 Mains Heat Sensor Fire Alarm

Product Description

Mains-powered heat alarms can be used throughout the home in humid or dusty environments where an optical or ionisation smoke alarm is unsuitable, e.g. kitchens, loft spaces and garages.

This alarm features:

  • Interlink with up to 23 Firex hard-wired alarms – all alarms sound if danger is detected
  • Alarm memory – identifies source unit within interconnecting network
  • Reduced energy consumption – lower lifetime running costs
  • Combined Test/HushTM button allows regular testing of alarm function and can be used to temporarily silence nuisance alarms
  • Auto reset after activation
  • Tamper-resistant locking device – prevents unauthorised removal without the use of a tool
  • Mains operation – 9V Alkaline back-up battery supplied as standard


Product Details

  • Power Supply: 230V mains-powered with 9V Alkaline battery back-up


  • Temperature Range: 0ºC to + 40ºC


  • Humidity Range: Up to 93% Relative Humidity (RH) non-condensing


  • Alarm Dimensions: 127 x 127 x 39mm


  • Bracket Dimensions: 133 x 133 x 6mm


  • Alarm Weight: 213g


  • Warranty: 6 years


  • Approvals:
    • BSI certified to BS EN14604:2005
    • CE tested and certified


  • Sensor: Thermistor (Thermal Resistor) within detection unit


  • Button Test: Simulates the effect of smoke within the sensing chamber, checks electronics and sounder


  • Automatic Self-test: Circuitry is tested and unit beeps (chirps) if fault is detected


  • Power Consumption: < 15mA


  • Connection: Push-in/snap-fit type connector with 150mm long flying leads (supplied)


  • Power-on Indicator: Continuous green LED


  • Alarm Sounder: Electronic piezo-electric sounder (T3 pattern sound - three pulses - space - three pulses)


  • Sound Output: 85dB (A) minimum at 3 metres


  • Dust Protection: In-built foam gasket in rear of alarm to prevent dust ingress into rear of the alarm


  • Alarm Status:
    • Red LED flashes approx once every five minutes = normal operation
    • Red LED flashes once a second = sensing smoke (sounder alarm sounds)
    • Red LED flashes once every ten seconds = in hush condition (auto-reset after 15 minutes)


  • Interconnection: Up to 24 Firex and Kidde ‘Slick’ units (smoke, heat and CO) can be hardwire interconnected with optional control 


  • Optional Controls: Wired Remote Test and Hush Unit (REMTH) allows test and hush of interlinked units


  • Optional Pattresses: SMK23RU also has integral switchable relay for operating remote devices SMK4896 – Surface mounting base for added ease of installation


  • Fixing: Mounting bracket ring supplied with two ‘T’ slot fitting option 57mm spacing to a maximum of 90mm for standard screw fittings on back boxes 
    Bracket has 50mm diameter central access hole for cabling


Prouct type

Heat Detector



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