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Hydraulic Piston Pump
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- Hydraulic Motor
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- Vane Pump
- Hydraulic Valve
- Hydraulic Cylinder
- Hydraulic System
- Other Accessories
REXROTH high-quality Hydraulic pump A4FO028 Axial Piston Fixed Pump
product detail
Features:
HBOETH BOLE HYDRAULIC A4FO Pumps
- Through drive for mounting of further pumps up to same nominal size
- Low operating noise
- Very long service life at high pressures
- Excellent suction characteristics
- Working ports SAE flange
- High total efficiency
- Swashplate design
Size
22
28
71
125
180
250
500
250
500
Version
Standard
High speed
Displacement
geometric, per revolutionVg
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
Technical Data
Conventional Models
| R902025639 | A4FO28/31R-PSC02K01 |
| R902035552 | A4FO28/31R-PSC02K01 |
| R909606532 | A4FO28/31R-PSC02K01 |
| R902035540 | A4FO28/31R-PSC02K01-S |
| R902015549 | A4FO28/31R-PSC02K01-S |
| R902015615 | A4FO28/31R-PSC02K02 |
| R902000734 | A4FO28/31R-VSC02N00 |
| R902035990 | A4FO28/32L-NSC12K01 |
| R902239965 | A4FO28/32L-NSC12K01 |
| R902071164 | A4FO28/32L-NSC12K02 |
| R902253845 | A4FO28/32L-NSC12KXX-S |
| R902208887 | A4FO28/32L-NSC12KXX-S |
| R902077904 | A4FO28/32L-NSC12N00 |
| R902208964 | A4FO28/32L-NSC12N00 |
| R902228113 | A4FO28/32L-NSC12N00 |
| R902228116 | A4FO28/32L-NSC12N00 |
| R902231070 | A4FO28/32L-NSC12N00 |
| R902233498 | A4FO28/32L-NSC12N00 |
| R902035993 | A4FO28/32L-NSC12N00-S |
| R902043135 | A4FO28/32R-NSC12K01 |
| R902043182 | A4FO28/32R-NSC12K01 |
| R902035989 | A4FO28/32R-NSC12K01 |
| R902239964 | A4FO28/32R-NSC12K01 |
| R992001492 | A4FO28/32R-NSC12K01 |
| R902035992 | A4FO28/32R-NSC12K01-S |
| R902035994 | A4FO28/32R-NSC12K02 |
| R902228114 | A4FO28/32R-NSC12K02 |
| R902239748 | A4FO28/32R-NSC12K02 |
| R902231325 | A4FO28/32R-NSC12K02 |
| R902226104 | A4FO28/32R-NSC12K02 |
Product Pictures
Company Profile
FAQ
Q1.What is the Rexroth A4FO28 hydraulic pump?
The Rexroth A4FO28 is a fixed displacement axial piston pump designed to provide hydraulic power for mobile and industrial hydraulic systems. Its fixed displacement design makes it suitable for applications requiring consistent hydraulic flow.
Q2.Is the A4FO28 a fixed or variable displacement pump?
The A4FO28 is a fixed displacement axial piston pump. Unlike variable displacement pumps, its displacement is fixed during operation.
Q3.What applications is the A4FO28 hydraulic pump used for?
The A4FO28 can be used in mobile machinery, construction equipment and industrial hydraulic systems where a fixed displacement axial piston pump is required.
Q4.Is the A4FO28 available as a replacement hydraulic pump?
Yes. HBOETH supplies A4FO28 hydraulic pump replacement solutions for customers who need a compatible alternative for existing hydraulic systems. Please provide the original model or nameplate information for compatibility confirmation.
Q5.How can I confirm the correct A4FO28 pump?
You can send us the complete model number, nameplate photo, pump dimensions or technical requirements. Our team can check the configuration and confirm the appropriate A4FO28 replacement solution.
If you have more questions, pls feel free to contact us as below:
sales01@hboeth.com
WeChat/WhatsApp：008618016622318