A4VG90/32 axial variable displacement pump.
Control device: HD, HW, EP and EZ.
Nominal pressure 400 bar.
Maximum pressure 450 bar.
High pressure pump for applications in closed circuits.
The A4VG series 90cc/r displacement variable pump is a high-performance closed-loop pump engineered for extreme high-pressure environments, capable of reaching pressures up to 450 bar.
Versatile Applications: Widely utilized in Agricultural machinery, Construction machinery, Aerial Lifts, and various specialized vehicles.
Key Features
Integrated auxiliary pump for boost and pilot oil supply.
Flow direction changes smoothly through the neutral position.
High-pressure relief valves with integrated boost function.
Standard adjustable pressure cut-off feature.
Reliable boost-pressure relief valve.
Through drive for mounting additional pumps (same nominal size).
Swashplate design with a wide variety of controls.
Multiple types of control devices available.
Technical Parameters
Ordering Code
Connection Dimensions
Frequently Asked Questions
1. What is the maximum pressure rating for the A4VG 90cc pump?
The pump is designed for high-pressure closed-loop systems and can achieve a maximum pressure of 450 bar.
2. Which industries commonly use the A4VG series variable pumps?
It is widely used in agricultural machinery, construction equipment, aerial lifts, and other specialized heavy-duty vehicles.
3. Does the pump include an auxiliary supply system?
Yes, it features an integrated auxiliary pump specifically designed for boost and pilot oil supply requirements.
4. Can I mount additional pumps to the A4VG 90cc model?
Yes, the A4VG 90cc includes a through drive that allows for the mounting of additional pumps up to the same nominal size.
5. How does the swashplate design affect flow direction?
The swashplate design allows for smooth flow direction changes when moving through the neutral position, ensuring precise control.
6. Are safety valves integrated into the pump?
Yes, the pump is equipped with high-pressure relief valves that feature an integrated boost function and an adjustable pressure cut-off as standard.
Weitai Hydraulic
