production facility fire alarm

Wanlin Fire - China source manufacturer for city hall smoke detector. Featured model WL-TH-IOT (Smart Wireless IoT Detector): Smart heat + smoke multi-sensor with LoRaWAN radio; EN54-7 A2 smoke + EN54-5 A1R rate-of-rise, dual algorithm; Local 85 dB sounder + LoRaWAN uplink to gateway and cloud; -10 to +55 deg C, 0-95% RH (tropical humidity rated). Full lineu···

smoke detector FOB China direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP600 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC. Key specs: Fixed Temperature + Rate-of-Rise Heat Sensing + LoRaWAN Long Range + Ultra-Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) + 4G Cat.1 Bac···