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fire door closing alert for offices: Professional Fire Door ···
fire door closing aler···
2026-07-16
fire door closing alert for offices 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···
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NB-IoT Fire Door Monitor: Professional Wireless Fire Door Mo···
NB-IoT Fire Door Monit···
2026-07-16
NB-IoT Fire Door Monitor 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 f···
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Intelligent Fire Door Alarm: Professional Smart IoT Fire Doo···
Intelligent Fire Door ···
2026-07-15
Intelligent 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. Contac···
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