Wireless Alarm and Strobe Devices for Hotels | Wanlin Fire · Practical Product and Application Information
GSM heat detector
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Heat Detector with WiFi China Manufacturer, 4G Wireless Heat···
Heat Detector with WiF···
2026-07-10
Heat Detector with WiFi China manufacturer. Fixed temperature and rate of rise heat detection with EN 54-5 UL 521 CE certification. 4G wireless, IoT smart monitoring, OEM/ODM, wholesale, global shipping to Malaysia. Contact: wanlinfirecontrol@163.com
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GSM temperature sensor, LoRaWAN Heat Detector, WL-HD904, Wan···
GSM temperature sensor···
2026-07-10
GSM temperature sensor direct from Wanlin Fire Protection — 12-year factory experience, WL-HD904 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: LoRaWAN 868/915MHz, Fixed Temperature Sensor + LoRaWAN Long-Range Module, 3-year replaceable battery (2x C lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···