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Product Description
ATUS-A4FO Series Axial Piston Fixed Pump. Fixed pump in axial piston swash plate design for hydrostatic drives in an open circuit. 
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Name
A4FO Series Axial Piston Fixed Pump
Series 
A4FO 
Sizes
022, 028, 071, 125, 180, 250, 500
Nominal Pressure
400 Bar 
Maximum Pressure
450 Bar 
Operation Mode 
Open Circuit 
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Direction for use
使用说明
For use in mobile and stationary applications. Flow is proportional to the drive speed and displacement. 
  • Description of application effect

  • 使用效果描述

High power density, high total efficiency, Optimized dimensions for special installation situations. Excellent suction characteristics. 
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Detailed Images
Low noise level, long service life, economical design, Through drive for combining additional pumps. 
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Size Information
Technical Data 
Size (Displacement)
022

028
071
125
180
250
500
Flow L/Min (rated speed)
79

84
156
225
324
475
750
Weight Approx KG
13.5

13.5
34
61
76
120
220
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Packing&Shipping
Wooden Case packing for pumps and motors, pack spare parts one by one by oil paper. Delivery by DHL, UPS, FedEx, etc.
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After Sales Service
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Quality Assurance 
We guarantee ATUS hydraulic pumps and motors quality for 12 months, we will maintenance quality problems for free in the warranty and provide technical support in the whole production life.
Company Introduction
Shenzhen Aotuoshi Hydraulic Machinery Co.,Ltd work in hydraulic pumps and hydraulic motors for many years, with professional R&D, manufacturing, projects management and after-sale team, we can provide full range of hydraulic pumps and motors products.
We owns all intellectual property of ATUS hydraulic pumps and motors, our products were widely used in iron metallurgy, ceramic resistant materials, railway shield, forging machine tools, water conservancy and hydropower, petrochemical and engineering machinery and other industries. Introduced ATUSPVXS, ATUSPVH, ATUSPV, ATUSPAVC, ATUSKMF, ATUSA4V(S)O, ATUSA10V(S)O series and other plunger pumps and hydraulicmotors. Our ATUS products features high reliability, long life, high pressure, heavy load, large displacement and low noise. The vicariously sales brands are: Rexroth, Denison, Vickers, Eaton, Parkers, Hagglunds, Nachi, Yuken, Kawasaki, Tokimeot,Sauer-danfoss, Danvers, Yeoshe, Linde, Daikin, Sumitomo, Eckerle, Voith, Hawe, Bonfiglioli, Brevini, UCHIDA, Komatsu, etc.
Shenzhen Aotuoshi Hydraulic Machinery company with high quality products, good reputation, quality service, our products were sold to domestic market, Malaysia, India, Southeast Asia, Australia and other countries. Established long business cooperation with customers.
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Our Services & Strength

Shenzhen Aotuoshi hydraulic machinery company has rich experience providing a full range of hydraulic pump and hydraulic motor products. with higher capacity of professional R&D, manufacturing, after-sale and repairing. 
FAQ
Q: What is our main application? 
A: 1. Manufacture hydraulic pumps and motors, Reducers. We are factory.
2. Hydraulic spare parts and maintenance.
3. Construction Machinery.
4. Brand pumps&motors replacement.
5. Hydraulic System.
Q: What is the payment terms?
A: Full order: 50% as deposit (50% down payment), the 50% balance payment before shipment.
Small order or sample order: 100% full payment in advance.
Q: Can I mark my own brand on the pumps?
A: Yes, all products accept mark your brand and code.
Q: What is our mainly international market?
A: Eastern Asia 5%, Western Europe 10%, Northern Europe 5%, Southern Europe 10%, South Asia 10%, Domestic Market 60%.
Q: How long production quality guarantee?
A: We provide 12 months quality guarantee for all our hydraulic pumps and motors. 

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