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Replacement for FireAngel ST-622 10 Year Smoke Alarm - FireAngel FA6120-INT

5 out of 5 stars
£18.90 inc VAT
£15.75 ex VAT
Product Overview

The FireAngel ST-622 Thermoptek optical smoke alarm, technology of choice for the UK Fire & Rescue Services, has been discontinued by the manufacturer. The FireAngel FA6120-INT uses the same base plate as the ST-622, with no requirement to drill no more holes in your ceiling or redecorating.

The 10-year sealed lithium battery FireAngel FA6120-INT, requires no battery changes for its whole lifespan. Automatically activates when attached to the base plate, the FA6120-INT optical smoke alarm is ideal for bedroom and living room installations, as it is designed to detect slow, smouldering fires often associated with soft furnishings.

  • Optical sensor suitable for slow, smouldering fires
  • Suitable for installations in hallways, landings, living areas and bedrooms
  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year manufacturer's warranty
  • Automatic activation when attached to existing base plate
  • Large, central test and hush button for easy weekly testing:
    • Single press – self-test at a reduced volume
    • Double press – self-test at full alarm volume
  • Audible low battery warning to indicate when the alarm is due to be replaced
  • Silence low battery chirps for up to 8 hours with the Sleep Easy™ function
  • CE marked, UKCA marked and Certified to EN 14604: 2005
  • Suitable for installations BS 5839-6: 2019 Grade F1
  • Easily install onto your existing ST-622 base plate, with no need to redecorate
Technical Data
Product Code FAREST622
Alternative Product Codes FA6120, FAST622, ST622, ST-622, FAREST622
Brand FireAngel
Battery Type

10 Year Sealed Lithium

Dimensions (HxDia)

32 x 118mm

Operating Humidity

Up to 90% RH (non condensing)

Operating Temperature

+4°C to +38°C

Sound Output

85dB at 3 metres


5 year manufacturer's warranty

Weight 0.21kg
Product Datasheets

Pricing & Availability

Model Stock Price
Product Code: FAREST622 Stock Level:
More than 20 in stock Expected dispatch: Today

£18.90 inc VAT

£15.75 ex VAT

Delivery Options

The following delivery options are available on this product.

Free Economy Delivery

Free of Charge - 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

Excellent Warranty

This product is supplied with a 5 year manufacturers warranty as standard

Customer Reviews

5 customers have given this product an overall rating of 5 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: C B

Easy to replace

Published on: 19th November 2023

Rating: 5 / 5 Stars

Reviewed by: P G

does what supposed to

Published on: 14th November 2023

Rating: 5 / 5 Stars

Reviewed by: B S

Easy to fit on original lfitting, prompt service

Published on: 25th September 2023

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