Wi-Fi Connected Fire Alarm Systems | Wanlin Fire · Practical Product and Application Information
Mining Site Smoke Detector
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Mining site smoke detector, Smart Smoke Detector, WL-SD-500,···
Mining site smoke dete···
2026-08-22
mining site smoke detector — Wanlin Fire, Chinese smart smoke detector manufacturer and exporter by Wanlin Fire Technology. WL-SD-500 photoelectric smart smoke detector with 4G LTE and NB-IoT dual-mode connectivity, 10-year sealed lithium battery, 85dB sounder, app/SMS/push alerts, remote cloud monitoring. EN 14604, EN 54-7, UL 217, CE, RoHS certified. MOQ ···
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Department Store Smoke Alarm China Manufacturer,Smart Fire S···
Department Store Smoke···
2026-08-03
Department Store Smoke Alarm China manufacturer. Smart fire safety with multi-sensor fusion, AI false alarm elimination, 4G+WiFi dual communication, IoT cloud platform. UL217 & NFPA72 certified. OEM/ODM, wholesale, global shipping to Qatar. Contact: wanlinfirecontrol@163.com