Subway Fire Protection

subway fire protection — 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 from ···

High-Bay Warehouse Fire Protection China manufacturer. Perfluorohexanone FK-5-1-12 Novec 1230 clean agent fire suppression. UL listed, FM approved, CE, NFPA 2001, ISO 14520. Zero ODP, eco-friendly. OEM/ODM, wholesale, global shipping to New Zealand. Contact: wanlinfirecontrol@163.com