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HVAC CO Alarm China Manufacturer, 4G Wireless Carbon Monoxid···
HVAC CO Alarm China Ma···
2026-07-14
HVAC CO Alarm China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to France. Contact: wanlinfirecontrol@163.com
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Wanlin Fire Protection Brings 4G LTE Cat.4 + WiFi 6 + Matter···
Wanlin Fire Protection···
2026-07-09
CO detector with digital readout direct from Wanlin Fire Protection — 12-year factory experience, WL-CO808 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Matter, Electrochemical CO + VOC + Temperature + Humidity Multi-Sensor, AC powered + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding av···