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Basic Information
- Series: A4VG Closed‑Circuit High‑Pressure Variable‑Displacement Axial Piston Hydraulic Pump (Rexroth Type)
- Featured Models:
A4VG125EP2D1
A4VG125HD9MT1
A4VG125EP4D1
- Displacement: 125 cc/rev
- Pressure Rating: Rated 35 MPa, Peak 42 MPa
- Features:
- EP2D1 / EP4D1: Electro‑hydraulic proportional variable control
- HD9MT1: Hydraulic servo constant‑power variable control
- Closed‑circuit design, high‑pressure resistant, large flow, low internal leakage, high volumetric efficiency, heavy‑duty stable performance
- Application: Large concrete mixer truck, rotary drilling rig, large road roller, mining machinery, heavy construction machinery closed‑circuit hydraulic system
English FAQ
Q1: Model code explanation
- 125: Displacement 125cc/rev
- EP2D1 / EP4D1: Different versions of electro‑proportional control for precise flow adjustment
- HD9MT1: Hydraulic‑controlled constant‑power variable control for heavy‑load working conditions
Q2: Core advantages
Multiple control modes available for different working requirements; large‑displacement high‑flow design, strong overload resistance, stable operation under long‑time heavy‑load working conditions.
Q3: Compatibility
Standard OEM‑matched installation dimensions, fully interchangeable with original Rexroth A4VG125 pumps, direct replacement without modification.
