4G fire door alarm manufacturer

4G Fire Door Alarm manufactured by Wanlin Fire Control — EN 14637 / CE / RoHS certified fire door alarm with magnetic contact sensor, 85 dB siren, and reliable door position monitoring. Factory-direct pricing with OEM/ODM services, global shipping. Suitable for commercial, healthcare, hospitality, and industrial fire door safety applications. Contact for bu···

fire door alarm reminder device direct from Wanlin Fire Protection — 12-year factory experience, WL-FD107 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: Acoustic Trigger + 4G LTE + WiFi, Acoustic/Electromagnetic Retainer + Auto Release, AC 230V or 10-year sealed lithium battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding avail···

fire door alarm for museum direct from Wanlin Fire Protection — 12-year factory experience, WL-FD105 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + Ethernet + WiFi, Multi-Door Network + Cloud Management, Gateway AC powered + 48h backup; sensors battery-powered. MOQ 100 units, 25-30 working days, OEM/ODM custom branding availabl···