Wi-Safe 2 Low Frequency Sounder FireAngel W2-LFS-630

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Product Overview

The W2-LFS-630 low frequency sounder from FireAngel is designed for use in conjunction with a wirelessly interconnected Wi-Safe 2 smoke and heat alarm system. The sounder provides additional audible warning to wake high risk occupants including children, those under the influence of alcohol and people with moderate hearing loss. Mains powered with a back-up battery that continues to power the unit after a mains failure, the sounder can be wirelessly interlinked with up to 50 Wi-Safe 2 devices.

  • Mains powered low frequency sounder with back-up battery
  • CE marked
  • Can be wirelessly interlinked with up to 50 other Wi-Safe 2 devices
  • Radio-frequency range: 200m in free space, up to 35m in buildings
  • Emits a 520Hz square wave at 85dB when triggered
  • Additional audible warning to wake high risk occupants
  • Suitable for horizontal and vertical wall mounting, or left free standing
  • Test button: allows you to test all interlinked alarms from one location
  • 1 year warranty
  • An interlinked system provides the earliest possible warning of danger
Technical Data
Product Code FAWS2LFS
Brand FireAngel
Dimensions (HxWxD)


Operating Temperature

-4 °C to +38 °C

Power Type

Mains powered with back-up battery

Radio Linking Frequency


Radio-Frequency Range

Free Space: Up to 200m

In Buildings: Up to 35m

Relative Humidity

Up to 90%

Sound Output

520HZ square wave of 85dB at 3m

Weight 0.64kg
Product Datasheets

Customer Reviews

2 customers have given this product an overall rating of 4 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: 4 / 5 Stars

Reviewed by:

Looks a bit bulky on the kitchen wall but very loud so am sure it would wake me up if the garage had an issue. Occasionally goes into fault mode and later resets itself.

Published on: 20th October 2017

Rating: 4 / 5 Stars

Reviewed by:

Published on: 17th March 2017