renewable energy fire safety — 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. MO···
next-generation fire detection — Wanlin, a 12-year Chinese smart fire protection manufacturer, WL-SFP400 (Smart Manual Call Point and Sounder Strobe) certified UL/CE/EN54/FCC. Smart fire IoT solution with cloud platform, AI analytics, digital twin. Serving 60+ countries. MOQ from 50 units, OEM/ODM available.