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Factory Heat Detector China Manufacturer, 4G Wireless Heat A···
Factory Heat Detector ···
2026-07-10
Factory Heat Detector 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 USA. Contact: wanlinfirecontrol@163.com
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B2B Buyers' Guide to Conventional Smoke Detector: Why Berlin···
B2B Buyers' Guide to C···
2026-05-31
Conventional Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM400 fully certified CE/EN54/FCC/RoHS. Key specs: LoRaWAN protocol, 2-5km urban range, 500+ devices per