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sealed battery gas detector
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gas alarm for power plant, 4G Gas and CO Combination Detecto···
gas alarm for power pl···
2026-07-29
gas alarm for power plant 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, solenoid ···