Multi-Sensor Fire Detectors for Retrofit Projects | Wanlin Fire · Practical Product and Application Information
fire door closing mechanism
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Fire Door Closing Reminder Device China Manufacturer, 4G Wir···
Fire Door Closing Remi···
2026-07-15
Fire Door Closing Reminder Device China manufacturer. UL 60930 and EN 16061 certified fire door alarm with real-time position monitoring, 4G wireless alert, fire door status tracking, OEM/ODM, wholesale, global shipping to Oman. Contact: wanlinfirecontrol@163.com
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fire door alarm for community center, Wireless Fire Door Pos···
fire door alarm for co···
2026-07-15
fire door alarm for community center 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···