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Bosch Rexroth A4V250EL2.0R102010 Variable Displacement Pump Specifications :
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Product Type: Axial Piston Variable Displacement Pump
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Manufacturer: Bosch Rexroth
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Model: A4V250EL2.0R102010
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Device Application: Hydrostatic drives in closed circuits (e.g., industrial machinery, mobile equipment)
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Design: Axial piston with swashplate
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Nominal Displacement: 250 cm³/rev
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Nominal Pressure: 350 bar
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Maximum Pressure: 400 bar
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Flow: Proportional to drive speed and displacement, infinitely variable
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Control Type: EL (Electric proportional control with solenoid)
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Rotation Direction: Right-hand (R)
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Circuit Type: Closed circuit
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Control Device: Proportional control for stepless flow adjustment via swashplate angle
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Swashplate Adjustment: 0 to maximum angle, enabling smooth flow reversal over center
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Integrated Boost Pump: Yes, acts as feed and control oil pump
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Boost Pressure Relief Valve: Built-in, limits maximum boost pressure
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Crossline Relief Valves: Included, protects high-pressure side from overload and acts as boost inlet valves
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Through Drive: Available for mounting additional gear pump or variable pump
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Shaft Type: Splined shaft
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Mounting Flange: ISO 3019-2 (metric)
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Port Connections: Metric ports
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Speed Range: Typically 500–2600 rpm
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Fluid Compatibility: Hydraulic fluids per DIN 51524 HLP, HFA, HFB, HFC;
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Sealing Material: Typically NBR (Nitrile Butadiene Rubber)
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Weight: Approximately 192 kg (based on similar A4VSO 250 model; confirm with supplier)
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IP Degree of Protection: IP54
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Ambient Air Temperature for Operation: -20 to 70 °C
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Ambient Air Temperature for Storage: -40 to 80 °C
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Standards Compliance: ISO 3019-2, DIN 51524
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Special Features:
- Robust design for high-pressure industrial applications
- Infinitely variable flow via swashplate adjustment
- Integrated pressure cut-off as standard
- Low noise emissions due to optimized swashplate design
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HS Code: 8413.50.40
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Country of Origin: Germany
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