wireless fire door monitor

Wanlin Fire - China source manufacturer of wireless fire door monitor. Smart heritage fire retrofit export supplier: wireless smoke and heat detectors, aspirating smoke detection, AI video fire detection, electrical fire monitoring and clean agent suppression for temples, museums, archives, ancient towers and historic districts. Non-invasive installation, OE···

fire door closing device factory China direct from Wanlin Fire Protection — 12-year factory experience, WL-FD101 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: WiFi 6 + Bluetooth 5.2, Wireless Position Sensor + Digital Display, 3-year replaceable lithium battery (2x CR123A). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available.···