HFC-227ea Fire Extinguishing System is composed of storage cylinder, liquid check valve, high-pressure hose, box, nozzle and fire alarm controller, etc. The storage pressure of this system at 20 degree is 4.2MPa, highest working pressure at 50 degree is 5.3MPa. The storage pressure of the system at 20 degree is 2.5MPa, highest working pressure is 5.6MPa.