C4403A1R C4 EN54-5 A1R Heat Detector

Offering all-round and reliable detection, the Rate of Rise Heat Detector will activate when it detects a sudden rise in temperature or reaches a certain heat. Suitable for environments prone to steam, dust and fumes, this type of A1R heat detector gives you the earliest possible warning of a fire to keep you and all other occupants safe. Whenever temperatures quickly rise or reach between 54°C and 65°C, this will generate an alarm condition.