door ajar alarm

Shock Sensor for Door China manufacturer. 4G smart fire safety system with CE UL EN54 RoHS FCC. IoT fire detection, cloud platform, wireless interconnect. OEM/ODM, wholesale, global shipping to Malaysia. Contact: wanlinfirecontrol@163.com

home security system with app direct from Wanlin Fire Protection — 12-year factory experience, WL-HS105 certified CE/FCC/RoHS/REACH/ISO9001/NFPA 72. Key specs: 4G + WiFi + GPS + Accelerometer Fall Detection, 4G + WiFi + GPS + Two-Way Voice + SMS + Push + Phone Call. No monthly fees, 4G cellular backup, DIY installation, expandable to 50-100+ sensors. MOQ 100···

Networked 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. Contac···

Fire Door Retainer with Alarm Output 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 application···