Freeze & temperature alarms

2 Wires fixed temperature fire alarm heat alarm

DC9-35V Portable Fire Alarm Temperature Sensor

Hot Network Rate of Rise Heat Detector with Relay Output

2014 Heiman hottest 9-35V DC 4-wire thermal heat sensor HM-203HC-4 with relay output, EN54-5 standar

2014 Heiman 9-35V DC 4-wire heat detector HM-203HC-4 with relay output

2014 Heiman hottest 9-35V DC 4-wire heat alarm HM-203HC-4 with relay output and EN54-5 standard

2014 Heiman hottest 9-35V DC 4-wire optical heat detector HM-203HC-4 with relay output and EN54-5

2014 Heiman hottest 9-35V DC 4-wire heat detector fire alarm HM-203HC-4 with relay output and EN54-5

2014 Heiman 9-35V DC 4-wire photoelectric heat detector HM-203HC-4 with relay output and EN54

2014 Heiman hottest 9-35V DC 4-wire conventional heat detector HM-203HC-4 with relay output and EN54

2014 Heiman 9-35V DC 4-wire temperature heat detector HM-203HC-4 with relay output and EN54-5

2014 Heiman hottest 9-35V DC 4-wire industrial heat detector HM-203HC-4 with relay output and EN54-5

2014 Heiman hottest 9-35V DC 4-wire network heat detector HM-203HC-4 with relay output and EN54-5

2014 Heiman hottest 9-35V DC 4-wire infrared heat detector HM-203HC-4 with relay output and EN54-5

2 Wire Network Fire Alarm Heat Detector in hot sale

2 wire conventional heat sensor with controlling remote LED

2 wire heat alarm with remote LED

2 wire conventional heat detector with both rate of rising and fixed temperature alarms

4-wire network tempeature alarm sensor with relay output fixed temperature

2 wire network conventional temperature sensor with LED indicator