LoRa gateway 1000 nodes WL-LOR-GW100 LoRaWAN Gateway Standard export OEM ODM wholesale
Wanlin Fire - China source manufacturer for Thailand shopping mall fire alarm system. Featured model WL-TH-SD (Photoelectric Smoke Detector): Photoelectric, low-current scattering chamber; EN54-7 Class A2, alarm at 0.11-0.14 dB/m obscuration; Built-in 85 dB at 3 m sounder + NO/NC relay contact; -10 to +50 deg C, 0-93% RH (tropical humidity rated). Full lineu···
Library Fire Safety China manufacturer. Smart fire safety products: smoke detectors, fire alarm systems, IoT fire platform, perfluorohexanone suppression. CE, UL, EN54, NFPA certified. OEM/ODM, wholesale, global shipping to USA. Contact: wanlinfirecontrol@163.com
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