linked fire door monitor

cellular fire door alarm 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. Serving 60+ ···

fire door alarm for corporate office direct from Wanlin Fire Protection — 12-year factory experience, WL-FD100 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi, Magnetic Hold-Open + Position Sensor + 4G LTE, 10-year sealed lithium battery (non-replaceable) or AC 230V + 72h backup. MOQ 100 units, 25-30 working days, OEM/ODM c···

fire door alarm with GSM 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 available. S···