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Thermally Enhanced Optical Smoke Alarm (Thermoptek) - ST622 Twin Pack

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Optical Smoke Alarms

Optical smoke alarms are good at detecting smouldering fires such as soft furnishing. Best for living rooms, bedrooms & hallways.

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Product Overview
Technical Data

Product Overview

Designed to last the life time of the alarm the FireAngel ST-622 is fitted with a 10 year sealed long life lithium battery. The thermoptek optical smoke twin pack of alarms use a thermally enhanced smoke sensor; helping to reduce false alarms caused by cooking fumes. Additional features include an easy to use test / hush button, as well as "sleep-easy" function, allowing low battery warning chirps to be silenced for 8 hours.

Twin pack - 2 x optical smoke alarms included
Battery: Long life sealed lithium battery
Warranty: 5 year warranty
Features a central test/hush button
Thermoptek optical smoke sensing technology for quicker detection of slow smouldering fires
Toast proof sensor - less prone to false alarms caused by cooking fumes
Ideal for areas adjacent to the kitchen (not suitable for kitchen or garage)
Sleep Easy™ function temporarily silences low battery and end of life warning chirp for 8 hours
Suitable for installations complying to BS 5839-6: 2019 Grade F1
CE marked and Kitemarked to BS EN 14604
Supplied with fixings; 2 x screws and 2 x rawl plugs per alarm

Technical Data

Product Code	FAST622TX2
Brand	FireAngel
Battery Type	10 Year Sealed Lithium
Dimensions (HxDia)	34 x 130mm
Operating Humidity	Up to 90% RH non-condensing
Operating Temperature	+4°C to +38°C
Sensor Type	Thermoptek Multi-Sensor
Sound Output	85dB at 3m
Storage Humidity	Up to 93% RH non-condensing
Storage Temperature	-20°C to +60°C
Warranty	5 year
Weight	0.31kg
Product Datasheets	FireAngel-ST-622-T-Manual ST-622T-Data-Sheet

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Excellent Warranty

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

Customer Reviews

2 customers have given this product an overall rating of 4.5 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: 4 / 5 Stars

Reviewed by: T J

delivery was speedy and product works as shluld

Published on: 29th January 2025

Rating: 5 / 5 Stars

Reviewed by: D S

Easy to fit smoke alarms Even for a non DIY person, these were easy to affix to the ceiling. Well made product difficult to say how well these work, as hopefully will never have the need to find out ! But they do work perfectly when testing.

Published on: 29th November 2024