斜盤結構軸向柱塞變量泵，專為開式回路液壓驅動而設計;廣泛用于陶瓷壓機、耐材壓機、鋼鐵和鍛壓機、冶金機械、礦山機械、工程和機床控制等行業；排量規格大小: 40、71、125、180、250、300、355、500、750毫升/轉；帶斜盤角度指示器；優異的吸入特性；控制響應靈敏；特別設計的長壽命高精度航空級滿滾子軸承；低噪聲，壽命長；通軸結構，可疊加成組合泵；泵的流量正比于泵的轉速和排量，調節斜盤傾角可進行排量的無級別調整；額定工作壓力為350Bar尖峰壓力420bar.

 常用力士樂A4VSO系列柱塞泵型號：
A4VSO40DR/10R-PPB13N00 
A4VSO40LR2D/10R-PPB13N00   
A4VSO71DR/10R-PPB13N00 
A4VSO71E02/10R-PPB13N00 
A4VSO71DFE1/10R-PPB13N00 
A4VSO125DR/22R-PPB13N00  
A4VSO125DR/30R-PPB13N00 
A4VSO180DR/22R-PPB13N00  
A4VSO180DR/30R-PPB13N00  
A4VSO180LR2S/30R-PPB13N00  
A4VSO250E02/30R-PPB13N00
A4VSO250DR/22R-PPB13N00 
A4VSO250LR2/30R-PPB13N00
A4VSO250HD1/30R-PPB13N00
A4VSO250EO2/30R-PPB13N00
A4VSO250DRG/30R-PPB13N00 
A4VSO250DR/30R-PPB25N00
A4VSO250DR/30R-PPB13NOO   
A4VSO355DR/22R-PPB13N00  
A4VSO355DR/30R-PPB13N00  
A4VSO40DFR/10R-PPB13N00 
A4VSO40DR/10R-PPB13N00 
A4VSO40DRG/10R-PPB13N00 
A4VSO40LR2/10R-PPB13N00 
A4VSO40LR2G/10R-PPB13N00 
A4VSO71DFR/10R-PPB13N00 
A4VSO71DR/10R-PPB13N00 
A4VSO71DRG/10R-PPB13N00 
A4VSO71LR2/10R-PPB13N00 
A4VSO71LR2D/10R-PPB13N00 
A4VSO125DFR/22R-PPB13N00 
A4VSO125DR/22R-PPB13N00 
A4VSO125DR/22R-VPB13N00 
A4VSO125LR2/22R-PPB13N00 
A4VSO125LR2G/22R-PPB13N00 
A4VSO125LR2N/22R-PPB13N00 
A4VSO180DFR/22R-PPB13N00 
A4VSO180DR/22R-PPB13N00
A4VSO180DRG/22R-PPB13N00 
A4VSO180LR2/22R-PPB13N00
A4VSO180LR2G/22R-PPB13N00 
A4VSO180LR2N/22R-PPB13N00 
A4VSO250DFR/30R-PPB13N00 
A4VSO250DR/30R-PPB13N00 
A4VSO250DRG/30R-PPB13N00 
A4VSO250LR2/30R-PPB13N00 
A4VSO250LR2G/30R-PPB13N00 
A4VSO250LR2N/30R-PPB13N0