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propane gas detector, 4G Smart Combustible Gas Detector, WL-···
propane gas detector, ···
2026-08-17
propane gas detector — Wanlin, 12-year Chinese smart fire detector manufacturer, WL-GA200 (4G Smart Combustible Gas Detector) certified UL/CE/EN54. Catalytic/Electrochemical Sensor + 4G LTE + IoT Cloud + Valve Control + LCD. 10-year battery, 4G/NB-IoT/LoRaWAN, OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands.
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Townhouse Gas Alarm China Manufacturer,4G Gas Detector,OEM/O···
Townhouse Gas Alarm Ch···
2026-07-29
Townhouse Gas Alarm 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 Hungary. Contact: wanlinfirecontrol@163.com
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Water Leak Detector for Basement China Manufacturer, AI Home···
Water Leak Detector fo···
2026-07-20
Water Leak Detector for Basement China manufacturer. AI home security and fire alarm bundle with CE UL RoHS FCC. 4G wireless, smart home integrated. OEM/ODM, wholesale, global shipping to UK. Contact: wanlinfirecontrol@163.com
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Portable Propane Gas Detector: Professional Portable Gas Det···
Portable Propane Gas D···
2026-06-27
Portable Propane Gas Detector manufactured by Wanlin Fire Control — certified gas safety solutions with CE, FCC, and RoHS approvals. Factory-direct pricing, OEM/ODM customization, and global shipping available. Contact us for competitive quotation and fast delivery.
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