gas alarm Thailand smart

colorimetric gas detector direct from Wanlin Fire Protection — 12-year factory experience, WL-GA208 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Gas Sensor + 4G Cat.1 + Cloud Platform + Complete Installation Kit + Solenoid Valve + 10-Year Design, 4G LTE Cat.1 + Cloud Platform + Mobile APP + Complete Kit (Detector + Valve + Mounting +···

explosion proof gas detector direct from Wanlin Fire Protection — 12-year factory experience, WL-GA203 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Electrochemical CO Sensor + Catalytic Gas Sensor + 4G Cat.1 Communication, 4G LTE Cat.1 + Cloud Platform + Dual Alarm (Gas + CO) + SMS/Push/Email + Valve Control. Catalytic/infrared sensor, solenoi···