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Mains Powered Heat Alarm with Back-Up Battery - Kidde Firex KF30

Mains Powered Heat Alarm with Back-Up Battery - Kidde Firex KF30
4.8 out of 5 stars
Choose a product To see stock availability
From: £30.60 inc VAT
£25.50 ex VAT
Product Overview

The updated Kidde Firex KF30 and KF30R alarms are mains powered interlinking heat alarms that are up to 70% more energy efficient than previous Firex models. These hard wired units have battery back-up cells and can be interlinked with other units from the series to create all round fire protection within the home. Heat alarms are the ideal detectors for kitchens and garages and are perfect for reducing nuisance alarms caused by cooking fumes and dust.

  • Power: 230V mains powered with battery backup
  • Backup: Optional alkaline or self-charging lithium backup battery versions
  • Warranty: 6 year warranty
  • Up to 70% more energy efficient than previous Firex models
  • A maximum of 24 units can be interlinked via signal cable
  • Suitable for installations complying to BS 5839-6: 2019 Grade D1 (KF30R) or Grade D2 (KF30)
  • Kitemarked to BS EN 5446-2: 2003
  • CE marked
  • LED display
  • Test/Hush button
  • Low battery warning chirp - can be silenced for 8 hours
  • Heat alarms reduce the number of false alarms from cooking fumes and dust
  • The units are designed for installation in kitchens and garages
  • Supplied with free dust cover (to protect unit temporarily if you carry out dusty work)
  • Supplied with fixings; 2 x screws and 2 x rawl plugs
  • This alarm is also suitable for both the Welsh and Scottish updated 2022 legislation

Please note: The Kidde Firex KF30 (previously KF3 / 4899 / H230CT) and KF30R (previously KF3R / 4892 / HR230CT) are replacements for the Kidde 323/9HI and 323/9HILL series and can be electrically interlinked. However, the new models cannot be used on the old base plates for the 323/9HI and 323/9HILL series as they use different style connector blocks. This means that base plates must be swapped over on those stated models and connectors need to be replaced.

Interlink

The table below shows all the units that can interlink with the KF30 and KF30R

Model Number
Type of unit
Type of interlink
Optical Alarm
Hard wire interlink
Optical Alarm with Self-Charging Lithium Cell
Hard wire interlink
Heat Alarm
Hard wire interlink
Heat Alarm with Self-Charging Lithium Cell
Hard wire interlink
Ionisation Alarm
Hard wire interlink
Ionisation Alarm with Self-Charging Lithium Cell
Hard wire interlink
KEKF2
Optical Alarm
Hard wire interlink
KEKF2R
Optical Alarm with Self-Charging Lithium Cell
Hard wire interlink
KEKF3
Heat Alarm
Hard wire interlink
KEKF3R
Heat Alarm with Self-Charging Lithium Cell
Hard wire interlink
KEKF1
Ionisation Alarm
Hard wire interlink
KEKF1R
Ionisation Alarm with Self-Charging Lithium Cell
Hard wire interlink

Carbon Monoxide Alarms

Model Number
Type of unit
Type of interlink
CO Detector with Self-Charging Lithium Cell
Hard wire interlink

Compatible Alarms

Model Number
Type of unit
Type of interlink
KE1239HI
Ionisation Alarm with Alkaline Battery
Hard wire interlink
KE1239HILL
Ionisation Alarm with Lithium Battery
Hard wire interlink
KE2239HI
Optical Alarm with Alkaline Battery
Hard wire interlink
KE2239HILL
Optical Alarm with Lithium Battery
Hard wire interlink
KE3239HI
Heat Alarm with Alkaline Battery
Hard wire interlink
KE3239HILL
Heat Alarm with Lithium Battery
Hard wire interlink
I240C
Ionisation Alarm with Alkaline Battery
Hard wire interlink
PADC240
Optical Alarm with Alkaline Battery
Hard wire interlink
KE4973
Optical Alarm with Alkaline Battery
Hard wire interlink
KE4985
Optical Alarm with Lithium Battery
Hard wire interlink
KE4899
Heat Alarm with Alkaline Battery
Hard wire interlink
KE4892
Heat Alarm with Lithium Battery
Hard wire interlink
KE4870
Ionisation Alarm with Alkaline Battery
Hard wire interlink
KE4881
Ionisation Alarm with Lithium Battery
Hard wire interlink
Technical Data
Product Code

Kidde KF30 - Alkaline Battery Backup:  KEKF30

Kidde KF30R - Self-Charging Lithium Battery Backup:  KEKF30R

Brand Kidde
Back-Up Battery

KF30: 9V Alkaline

KF30R: Self-Charging Lithium

Dimensions (HxDia)

38 x 138mm

Operating Temperature

0°C to +40°C

Relative Humidity

Up to 93%

Sound Output

85dB

Warranty

6 Years

Weight 0.40kg
Product Datasheets

Pricing & Availability

Model Stock Price
Kidde KF30 - Alkaline Battery Backup
Product Code: KEKF30
Stock Level:
More than 20 in stock Expected dispatch: 4th Mar
Price:

£30.60 inc VAT

£25.50 ex VAT

Kidde KF30R - Self-Charging Lithium Battery Backup
Product Code: KEKF30R
Stock Level:
12 in stock Expected dispatch: 4th Mar
Price:

£47.99 inc VAT

£39.99 ex VAT

Delivery Options

The following delivery options are available on this product.

Economy Delivery

£3.19 inc VAT - Orders will be delivered in 2-3 working days with Evri

Next Working Day Delivery

£6.19 inc VAT - Orders will be delivered the next working day with Evri

For dispatch today order within

Customer Reviews

17 customers have given this product an overall rating of 4.8 out of 5

Reviews by real customers

All of our product reviews are written by real customers that have purchased this product from us and are published without modification.

Rating: 5 / 5 Stars

Reviewed by: T G

No issues

Published on: 26th January 2024

Rating: 5 / 5 Stars

Reviewed by: G M

Great product Great service

Published on: 14th January 2024

Rating: 5 / 5 Stars

Reviewed by: D M

Safelincs provided an excellent service, from ordering to quick delivery

Published on: 27th April 2023

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