REGO LV5503H820减压阀，REGO调压器，REGO LV5503系列减压阀包括的型号有：REGO LV5503B6减压阀，LV5503B8调压器，LV5503H820调压阀，REGO力高LV5503H840燃气减压阀
LV5503B66调压阀 35 kg/h 3/4”-3/4” 0.7 kg/cm2 240-330mmwc
LV5503B8调压阀 50 kg/h 3/4”-1” 0.7 kg/cm2 240-330mmwc
LV5503H820调压阀 40 kg/h 3/4”-1” 0.7 kg/cm2 300-700mmwc
LV5503H840调压阀 35 kg/h 3/4”-1” 0.7 kg/cm2 710-2134mmwc