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Source Smoke Heat Composite Detector directly from Wanlin Fire, a leading Chinese manufacturer of Conventional Smoke Detector. Product highlights: 4-wire non-addressable, 12/24VDC, relay output, cost-
Wanlin Fire Protection offers Smoke Heat CO Detector (WL-SM400) for the Jakarta market: LoRaWAN protocol, 2-5km urban range, 500+ devices per gateway, star/mesh topology. Factory direct pricing, full