10 Year Thermistek Heat Alarm - FireAngel HT-630 FireAngel HT-630

A 10 year battery powered heat alarm with thermistek heat sensing technology designed to react quickly to significant rate-of-rise in temperature.

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Mains Powered Heat Alarm FireAngel HT-230

Mains powered heat alarm with sealed lithium back-up battery capable of hard-wire interconnecting with up to 30 other alarms.

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Wi-Safe 2 Thermistek Heat Alarm FireAngel WHT-630

The 10 year heat alarm from the Wi-Safe 2 range quickly detects rise in temperature and has a radio-frequency range of up to 200m.

Mains Powered Wi-Safe 2 Heat Alarm FireAngel WHT-230

A radio-interlinked mains powered heat alarm with lithium back-up battery, capable of wirelessly interconnecting with up to 50 alarms.