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HomeProducts Direct-driver oilless         Model DC Motor Cylinder Stroke Speed Displacement Pressure Pressure N.W. MEAS. kw HP Battery mm piece mm rpm L/min cfm bar psi bar psi kg Lbs L×W×H(cm) GPW-DT550 0.55 0.75 48v/8.85AH 60 1 20 2500 141  5.0  8 116 8 116 14 31  48x29x47