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A7VO Series High‑Pressure Variable Displacement Axial Piston Hydraulic Pump A7VO55LRDS/63L‑NZB01‑S A7VO160EP2/63R‑VPB01 A7VO160 A7VO250
Basic Information
- Series: A7VO High‑Pressure Variable‑Displacement Axial Piston Hydraulic Pump (Rexroth type)
- Main Displacements: A7VO55, A7VO160, A7VO250 cc/rev
- Featured Models:
A7VO55LRDS/63L‑NZB01‑S
A7VO160EP2/63R‑VPB01
- Pressure: Rated 35 MPa, Peak 42 MPa
- Features: Variable flow control, high‑pressure resistance, high power density, low internal leakage, stable heavy‑duty performance, long service life
- Application: Excavator main pump, concrete pump truck, mining machinery, drilling rig, large construction machinery hydraulic system
English FAQ
Q1: Meaning of model suffixes
- LRDS / EP2: Variable control type
- 63L / 63R: Series version & rotation direction (Left / Right)
- NZB01‑S / VPB01: Port layout, mounting flange, seal and special specifications
Q2: Core advantages
Advanced variable displacement design for energy‑saving flow regulation; high volumetric efficiency, strong overload resistance, stable performance under long‑time heavy‑load operation.
Q3: Compatibility
Standard OEM‑matched installation dimensions, fully interchangeable with original Rexroth A7VO pumps, direct replacement without modification.
