Nitrogen Filling Machine 1,Product: Nitrogen 2, Bottle:Fire extinguisher bottles 3,Capacity: 60 sets/h 4,CE, UL, SGS, ISO, fire ... extinguisher nitrogen filler,fire extinguishers filling machineModel MDG nitrogen filler can ... 1000mmweught :30Kgvoltage :220Vpower :100Wfilling pressure :1.7MPa Nitrogen gas filling machine for fire extinguisher MDG1.7