Rexroth A4VSO125 & A4VSO180 Pump | R902437379 | DR Pressure Control | Variable Piston Pump
| Model Number | A4VSO125DR/30R-PPB13N00 |
|---|
Product Description
Rexroth A4VSO125 & A4VSO180 Heavy-Duty Industrial Variable Piston Pumps
Product Overview: The Rexroth A4VSO series represents the gold standard for variable displacement piston pumps in global heavy-duty industrial hydraulics. As the flagship of the Series 30 platform, it is specifically engineered to exceed expectations for continuous high-pressure operation and ultra-long service life in extreme environments. The range features core displacements of 125cc (A4VSO125) and 180cc (A4VSO180). Featured models such as the A4VSO125DR/30R-PPB13N00 and AA4VSO 180DR/30R-FPB13N00 (Material No.: R902437379) deliver unmatched performance. With its rugged swashplate architecture and precise DR (Pressure Control) logic, the A4VSO delivers stable power at a rated pressure of 350 Bar, making it the primary choice for large metal forming presses, steel mill continuous casting lines, injection molding main pumps, and massive Hydraulic Power Units (HPU).
Key Technical Advantages:
Premium Industrial Durability: Specifically designed for S1 continuous duty, featuring reinforced drive shafts (PPB/FPB specs) and hardened piston groups for exceptionally long overhaul intervals in harsh environments.
Precise DR Pressure Compensation: Automatically modulates displacement based on system pressure to maintain a constant output, effectively minimizing energy loss and oil temperature rise.
Superior Suction Characteristics: Optimized internal fluid paths ensure excellent self-priming speeds even at maximum displacement, significantly reducing the risk of cavitation.
Whisper-Quiet Operation: Utilizing a 9-piston design and pre-compression chamber technology, the A4VSO suppresses hydraulic ripples and structural vibrations for industry-leading low decibel levels.
100% Through-Drive Capability: Supports full-power through-drive for tandem mounting of auxiliary pumps, facilitating the construction of complex multi-circuit hydraulic drive solutions.
Detailed Models & Parameters:
Core Series: Rexroth A4VSO Series 30.
Model Keywords: A4VSO125, A4VSO180, A4VSO125DR, AA4VSO180DR.
Rexroth MN (Part No.): R902437379.
Full Config Codes: A4VSO125DR/30R-PPB13N00, AA4VSO180DR/30R-FPB13N00.
Displacements: 125 cm³/rev (125cc), 180 cm³/rev (180cc).
Pressure Ratings: Rated at 350 Bar (5100 PSI) continuous; Peak capability up to 400 Bar (5800 PSI).
Rotation: R (Clockwise/CW).



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