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Home > Products > Rexroth Hydraulic Piston Pump > A4FO125 A4FO180 A4FO250 High-pressure Piston Pump A4FO Series A4FO40/32R-NTC12N A4FO22/31L-PSC02K01-K A4FO250-30R-PPB25N00

A4FO125 A4FO180 A4FO250 High-pressure Piston Pump A4FO Series A4FO40/32R-NTC12N A4FO22/31L-PSC02K01-K A4FO250-30R-PPB25N00

Product Details

Place of Origin: China

Brand Name: REXROTH

Certification: CE ISO 9001

Model Number: A4FO22/28/71/125/180/250

Payment & Shipping Terms

Minimum Order Quantity: 1

Price: NIGOTIATION

Packaging Details: standard box

Delivery Time: 15 work days

Payment Terms: T/T

Supply Ability: 1000/month

Get Best Price
Product Details
Highlight:
Usage:
Oil,Hydraulic Piston Pump
Appliion:
Metering,Other
Structure:
Piston Pump
Power:
Hydraulic
Pressure:
High Pressure
Fuel:
Hydraulic
Theory:
Hydraulic Pumps
Standard Or Nonstandard:
Standard
Color:
Black Or As You Need
Material:
Cast Iron
Product Name:
Hydraulic Pumps,Genuine Rexroth Hydraulic Gear Pump
Feature:
High Efficiency,Long Life
Type:
Hydraulic Pump Rexroth
Name:
A4FO Series Piston Pump
Origin:
China
Model:
A4FO22/28/71/125/180/250
Usage:
Oil,Hydraulic Piston Pump
Appliion:
Metering,Other
Structure:
Piston Pump
Power:
Hydraulic
Pressure:
High Pressure
Fuel:
Hydraulic
Theory:
Hydraulic Pumps
Standard Or Nonstandard:
Standard
Color:
Black Or As You Need
Material:
Cast Iron
Product Name:
Hydraulic Pumps,Genuine Rexroth Hydraulic Gear Pump
Feature:
High Efficiency,Long Life
Type:
Hydraulic Pump Rexroth
Name:
A4FO Series Piston Pump
Origin:
China
Model:
A4FO22/28/71/125/180/250
Product Description
A4FO125 A4FO180 A4FO250 High-pressure Piston Pump A4FO Series A4FO40/32R-NTC12N A4FO22/31L-PSC02K01-K A4FO250-30R-PPB25N00


Features
  • ▶ Fixed pump in axial piston swashplate design for hydrostatic drives in an open circuit
  • ▶ For use in mobile and stationary applications
  • ▶ Flow is proportional to the drive speed and displacement.
  • ▶ High power density
  • ▶ High total efficiency
  • ▶ Optimized dimensions for special installation situations
  • ▶ Excellent suction characteristics
  • ▶ Low noise level
  • ▶ Long service life
  • ▶ Economical design
  • ▶ Through drive for combining additional pumps
Parameter Item
A4FO22
A4FO28
A4FO71
A4FO125
A4FO180
A4FO250
Pump Type
Axial Piston Fixed Displacement Pump (Open Circuit)
Nominal Pressure
400 Bar (40 MPa)
400 Bar (40 MPa)
400 Bar (40 MPa)
400 Bar (40 MPa)
400 Bar (40 MPa)
400 Bar (40 MPa)
Peak Pressure
450 Bar (45 MPa)
450 Bar (45 MPa)
450 Bar (45 MPa)
450 Bar (45 MPa)
450 Bar (45 MPa)
450 Bar (45 MPa)
Nominal Displacement
22 ml/r
28 ml/r
71 ml/r
125 ml/r
180 ml/r
250 ml/r
Rated Speed
1500 r/min
1500 r/min
1450 r/min
1450 r/min
1350 r/min
1300 r/min
Max Allowable Speed
2200 r/min
2000 r/min
1800 r/min
1600 r/min
1500 r/min
1400 r/min
Shell Pressure
≤ 0.1 MPa
Operating Temperature
-20℃ ~ +90℃
Recommended Hydraulic Oil
L-HM32 / L-HM46 Anti-wear Hydraulic Oil
Oil Viscosity Range
20–45 mm²/s
Volumetric Efficiency
≥94%
≥94%
≥93%
≥93%
≥92%
≥92%
Comprehensive Efficiency
≥89%
≥88%
≥88%
≥87%
≥86%
≥86%
Noise Level (Rated)
≤60dB
≤62dB
≤65dB
≤68dB
≤70dB
≤72dB

Table of values

Size 22 28 71 125 180 250 500 250 500
Version Standard High speed
Displacement
geometric, per revolution

Vg cm³ 22 28 71 125 180 250 500 250 500
Nominal pressure
pnom bar 400 400 350 350 350 350 350 350 350
Maximum pressure
pmax bar 450 450 400 400 450 400 400 400 400
Maximum speed 1)
nnom rpm 3600 3000 2200 1800 1800 1500 1320 1900 1500
Flow at nnom qV l/min 79 84 156 225 324 375 660 475 750
Power at nnom and pnom P kW 53 56 91 131 189 219 385 277 438
Torque at pnom M Nm 140 178 396 696 1003 1393 2785 1393 2785
Weight (approx.)
m kg 13.5 13.5 34 61 76 120 220 120 220


The A4FO series consists of heavy-duty fixed-displacement axial piston hydraulic pumps designed for open-circuit hydrostatic drive systems. Covering six mainstream models: A4FO22, A4FO28, A4FO71, A4FO125, A4FO180 and A4FO250, this full-range product lineup covers small, medium and large displacement requirements for industrial and mobile machinery. Adopting optimized swash plate structure, precision integral machining and reinforced pressure-resistant design, all A4FO pumps deliver stable constant flow, high pressure output and continuous reliable operation. Featuring compact structure, low noise, strong overload resistance and excellent environmental adaptability, the series serves as a high-reliability direct replacement solution for diverse high-pressure hydraulic systems with long service life and low failure rate.

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