Freeze & temperature alarms

Hot sale 4-wire temperature sensor with relay output support rate of rise temperature alarm

DC9-24V or DC24-48V Temperature Detector with NTC thermal sensor support LED display

9-35V 2-wire network temperature alarm with LED indicator fixed temperature alarm

2 Wire Network freeaze and temperature Heat sensor,support MH315 or 433MHz

Hot 2-wired Network Heat Sensor with Rate-of-Rise and Fixed Temperature Alarm

DC 9-35V 4-wire Network Heat Detector with Relay Output

Heat Detector with LED Display and Adjustable Alarm Temperature

DC9V-35V 4-wire Network Fire Alarm / Heat Detector with Low-standby Current LED indicator

DC9V-35V 2 Wire Network Fire Alarm Heat Detector with remote led indicator hot sale

Heat Alarm with Real Temperature LED Display ,NTC 20K Sensor ,118.5*82*43mm ,hot sale

Hot sale heaat detector with NTC thermal sensor used in fire alarm system

2-wire Heat Detector, Fixed Temperature, Remote LED indicator

Heat Detector with Real Temperature Display and Adjustable Alarm Temperature with NTC Thermal Sensor

4-wire Network Heat Detector

Hot 2-wire Network Heat Detector

Heat Detector with Real Temperature Display and Adjustable Alarm Temperature

4-wire Network freeze detector /Heat Detector with Low-standby Current , Low standby current

2-wire Network Temperature sensor Heat Detector, Fixed Temperature, Anti-EMI and Anti-RFI Design

2 Wire Network Fire Alarm Heat Detector，combination rate-of-rise and fixed temperature alarm

DC9V-35V powered wired temperature detector support ROR temperature or fixed temperature alarmNew