- Information
Rexroth - R902155904 A4vg56da1d8/32+A10vo45dfr/31 - Axial Piston Hydraulic Pump Description
Rexroth - R902155904 A4vg56da1d8/32+A10vo45dfr/31 - Axial Piston Hydraulic Pump
Type: Axial Piston Variable Hydraulic Pump Set (Swashplate design, tandem configuration)
Model: A4VG56DA1D8/32 + A10VO45DFR/31
Series: A4VG, A10VO
Displacement:
56 cc/rev (variable) – A4VG56DA1D8/32
45 cc/rev (variable) – A10VO45DFR/31
Control:
DA1D8 (Hydraulic control with pressure and flow control) – A4VG
DFR (Pressure and flow control) – A10VO
Nominal Pressure: 400 bar (A4VG), 280 bar (A10VO)
Maximum Pressure: 450 bar (A4VG), 350 bar (A10VO)
Rotation: Clockwise (R) (application dependent)
Speed Range: Up to 2600 rpm (system dependent)
Mounting: Tandem flange mounting for integrated compact installation
Port Connection: SAE standard ports
Fluid: Mineral oil (recommended viscosity 16–36 mm²/s)
Temperature Range: -20°C to +80°C
Weight: Approx. 120 kg (combined)
Features:
? Tandem pump configuration for supplying multiple hydraulic circuits simultaneously
? Variable displacement for precise, efficient hydraulic power delivery
? Pressure and flow control on both pumps for stable system operation
? High-pressure performance up to 450 bar (A4VG) for demanding systems
? Compact, robust design suitable for marine, offshore, and heavy industrial machinery
? High operational efficiency with low noise under continuous heavy-duty use
? Long service life with low maintenance requirements
? Ideal for offshore winches, marine hydraulics, and industrial hydrostatic drives requiring dual controlled flows in a single assembly
This high-performance axial piston pump from Rexroth delivers exceptional reliability and efficiency for demanding hydraulic applications. Engineered for precise flow control and optimal power transmission, it is ideal for use in industrial machinery and heavy-duty hydraulic systems. Designed to withstand rigorous operating conditions, this variable displacement pump ensures long service life and consistent performance. It is an excellent choice for maintaining and upgrading hydraulic equipment, offering superior durability and efficiency.
