... , four cng compressorDF-0.7/(2-4)-210 Type Natural Gas Compressor1. Main SpecificationsDF-0.7/(2-4)-210 type natural gas ... protection, skid mount package, metal protection case, operation gauge system, appliance device, etc.1) Model: DF-0.7/(2-4)-2102) Type ... , gas system, transmission system, metal protection case and skip-mount frame, non explosion-proof starting control case, spareparts, documents. ...