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Photoelectric Smoke Sensor
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China Combined Smoke and Heat Detector Supplier Spotlight: W···
China Combined Smoke a···
2026-05-31
Source Combined Smoke and Heat Detector directly from Wanlin Fire, a leading Chinese manufacturer of 4G Smart Smoke Detector. Product highlights: 4G Cat.1 wireless, 10s alert push via APP/SMS/call, 3-
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China Fire Heat Smoke Detector Supplier Spotlight: Wanlin WL···
China Fire Heat Smoke ···
2026-05-31
Fire Heat Smoke Detector direct from Wanlin Fire Protection — 12-year factory experience, WL-SM900 fully certified CE/EN54/FCC/RoHS. Key specs: 4-wire non-addressable, 12/24VDC, relay output, cost-eff