Smoke Heat Combined Alarm 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-ef
Wanlin Fire Protection offers Multisensor Smoke Heat CO Alarm (WL-SM400) for the Istanbul market: LoRaWAN protocol, 2-5km urban range, 500+ devices per gateway, star/mesh topology. Factory direct pric
Wanlin Fire Protection offers Multisensor Smoke Heat CO Alarm (WL-SM500) for the Muscat market: NB-IoT ultra-low-power, 8-year battery life, daily heartbeat report, massive deployment ready. Factory d
Smoke Heat Combined Alarm 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-ef