Product description: 1.Lf-75, 1hp, 0.75kw, 3phase. Pressure: 390mmaq 2.Light weight, the housing of machine is cast by aluminum alloy. 3.All superior materials are made and manufactured in taiwan, exceptional quality. 4.Professional designs of motors, three-stage high pressure blower. 5.For lf-series, power: 1/2hp to 5hp.