Wenkui manufactures hydraulic piston pumps in a variety of series and configurations. The A4V series of hydraulic piston pumps includes 40 to 155 cm3/r of displacement and 2000 to 3700 rpm. A10VSO series of variable piston pumps features swash plate design, work pressure up to 280 bar, axial and radial loading of drive shaft and SAE and ISO mounting flange.