gas detector for refinery

Cafe Gas Alarm China manufacturer. 4G gas detector with catalytic combustion sensor (LEL), auto shut-off valve, 4G Cat.1 cellular alarm, cloud platform monitoring. EN50194 & UL2075 certified. OEM/ODM, wholesale, global shipping to Brazil. Contact: wanlinfirecontrol@163.com

fire alarm system with LKR direct from Wanlin Fire Protection — 12-year factory experience, WL-MC100 4G smart fire protection product certified CE/FCC/RoHS/REACH/ISO9001. Key specs: 4G LTE + Break Glass Emergency Trigger, 4G LTE + SMS + Push + Phone Call + App + Siren Strobe Trigger. No monthly fees, 4G cellular backup, cloud platform, DIY installation. MOQ···