LoRa tunnel fire alarm WL-LOR-GW100 LoRaWAN Gateway Standard export OEM ODM wholesale
Wanlin Fire - China source manufacturer for monastery fire alarm. Featured model WL-TH-SD (Photoelectric Smoke Detector): Photoelectric, 850 nm infrared scattering chamber; EN54-7 Class A2, alarm at 0.10-0.13 dB/m obscuration; Built-in 85 dB at 3 m sounder + NO/NC relay contact; -10 to +50 deg C, 0-95% RH (tropical humidity rated). Full lineup: smoke and hea···
Wanlin Fire by Wanlin Group - China's leading source manufacturer of PNS for fire extinguisher. DTI-BPS PS Mark / ICC sticker, PNS, BFP RA 9514 ready, ISO 7010 / ANSI Z535 labeling, OEM/ODM. Contact +8613261677119.