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Wireless Semiconductor Gas Detector China Manufacturer,4G Ga···
Wireless Semiconductor···
2026-07-29
Wireless Semiconductor Gas Detector China manufacturer. 4G gas detector with catalytic combustion sensor (LEL), auto shut-off valve, 4G Cat.1 cellular alarm, cloud platform monitoring. EN50194 & UL2075 certified. OEM/ODM, wholesale, global shipping to Czech Republic. Contact: wanlinfirecontrol@163.com
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NB-IoT LTE-M gas alarm, 4G Smart Home Gas Alarm with Voice, ···
NB-IoT LTE-M gas alarm···
2026-07-29
NB-IoT LTE-M gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA207 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Gas Sensor + Voice Alert + 4G Cat.1 + Smart Home Integration + WiFi/BT, 4G LTE Cat.1 + WiFi + Bluetooth + Cloud Platform + Voice Prompt + Smart Home Hub + SMS/Push + Valve Control. Catalytic/in···