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 alarm clip mount direct from Wanlin Fire Protection — 12-year factory experience, WL-FD104 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: RF 433MHz + 4G LTE Backup, Magnetic Reed Switch + RF Wireless, 5-year replaceable battery (2x D lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ countrie···