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Heat Detector for Smart Home China Manufacturer, 4G Wireless···
Heat Detector for Smar···
2026-07-10
Heat Detector for Smart Home 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 Russia. Contact: wanlinfirecontrol@163.com
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heat detector for quality control, NB-IoT Heat Detector, WL-···
heat detector for qual···
2026-07-10
heat detector for quality control direct from Wanlin Fire Protection — 12-year factory experience, WL-HD903 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: NB-IoT (LTE Cat-NB1), Fixed Temperature Sensor + NB-IoT Low-Power Module, 5-year replaceable battery (2x AA lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Ser···
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smart fire detection system, 4G Wireless Heat Detector, WL-H···
smart fire detection s···
2026-07-10
smart fire detection system direct from Wanlin Fire Protection — 12-year factory experience, WL-HD900 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi, Fixed Temperature + Rate-of-Rise Dual Sensor (57°C / 135°F), AC powered + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ ···

