BETTER PARTS Machinery Co., Ltd.
| Pressure | High Pressure |
| Name | A4FO Series Piston Pump |
| Packaging Details | standard box |
| Product name | Hydraulic Pumps,Genuine Rexroth Hydraulic Gear Pump |
| Appliion | Metering,Other |
| Structure | Piston Pump |
| Fuel | hydraulic |
| Usage | Oil,Hydraulic Piston Pump |
| Standard or nonstandard | Standard |
| Delivery Time | 15 work days |
| Material | Cast Iron |
| Payment Terms | T/T |
| Theory | hydraulic pumps |
| Power | Hydraulic |
| Feature | High Efficiency,Long Life |
| Origin | China |
| Color | Black or as you need |
| Type | Hydraulic pump Rexroth |
| Supply Ability | 1000/month |
| Model | A4FO22/28/71/125/180/250 |
| Model Number | A4FO22/28/71/125/180/250 |
| Place of Origin | China |
| Brand Name | REXROTH |
| Certification | CE ISO 9001 |
View Detail Information
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Product Specification
| Pressure | High Pressure | Name | A4FO Series Piston Pump |
| Packaging Details | standard box | Product name | Hydraulic Pumps,Genuine Rexroth Hydraulic Gear Pump |
| Appliion | Metering,Other | Structure | Piston Pump |
| Fuel | hydraulic | Usage | Oil,Hydraulic Piston Pump |
| Standard or nonstandard | Standard | Delivery Time | 15 work days |
| Material | Cast Iron | Payment Terms | T/T |
| Theory | hydraulic pumps | Power | Hydraulic |
| Feature | High Efficiency,Long Life | Origin | China |
| Color | Black or as you need | Type | Hydraulic pump Rexroth |
| Supply Ability | 1000/month | Model | A4FO22/28/71/125/180/250 |
| Model Number | A4FO22/28/71/125/180/250 | Place of Origin | China |
| Brand Name | REXROTH | Certification | CE ISO 9001 |
|
Parameter Item
|
A4FO22
|
A4FO28
|
A4FO71
|
A4FO125
|
A4FO180
|
A4FO250
|
|---|---|---|---|---|---|---|
|
Pump Type
|
Axial Piston Fixed Displacement Pump (Open Circuit)
|
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|
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
|
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|
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
|
| 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 | |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
500000-1000000
Employee Number:
5~50
Ecer Certification：
Verified Supplier
Founded in September 2010, BTPS Hydraulic Technology Co., Ltd. is a national high-tech enterprise specializing in the research and development, production, sales and customization of hydraulic piston pumps, hydraulic motors, original hydraulic components and supporting accesso... Founded in September 2010, BTPS Hydraulic Technology Co., Ltd. is a national high-tech enterprise specializing in the research and development, production, sales and customization of hydraulic piston pumps, hydraulic motors, original hydraulic components and supporting accesso...
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