TWT185D-7T EU Stage V portable air Compressors are adopts TEWATT Industry frontier rotor for single stage air-ends. Japan YANMAR engines with EGR+DPF post-processing device for friendly environment. Match start protection parts to allow the machine start during normal situation. This model is application in Mining and construction (Road, trail-way, subway, etc), with features of high efficiency energy-saved, high reliable,easy maintenance and high cost-effective.