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Gas Leak Detection and Shut-Off System China Manufacturer,4G···
Gas Leak Detection and···
2026-07-29
Gas Leak Detection and Shut-Off System 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 Spain. Contact: wanlinfirecontrol@163.com
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Quality Assurance: WL-SG501 4G Kitchen Unattended Alarm ISO9···
Quality Assurance: WL-···
2026-06-16
Triple-Tech Kitchen Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SG501 fully certified CE/EN54/FCC/RoHS. Key specs: 4G Cat.1 + W