A4FO Series Fixed Displacement Piston Pump

Description of A4FO Series Fixed Displacement Piston Pump

Versatile High-Pressure Pump with Through-Drive Capability A universal high-pressure pump design featuring an integrated through-drive shaft for auxiliary equipment connection.
Comprehensive Size Range Available in displacements from 22 to 500 cm³/rev, including models A4FO22, A4FO28, A4FO71, A4FO125, A4FO180, A4FO250, and A4FO500.
Exceptional Pressure Ratings Nominal operating pressure: 400 bar Maximum peak pressure: 450 bar
Open-Circuit Application Specifically engineered for use in open-circuit hydraulic systems across both mobile and stationary equipment.

A4FO Series Fixed Displacement Piston Pump Parameter Table:

Core Strengths of the A4FO Product Line：

1.Design Principle: Fixed-displacement axial piston pump with swashplate design for open-circuit hydrostatic systems

2.Application Range: Compatible with both mobile equipment and stationary machinery

3.Flow Characteristics: Directly proportional to drive speed and displacement setting

4.Performance Advantages: High power density, superior suction performance, low-noise operation

5.Design Features: Compact dimensions for restricted spaces, extended service life, cost-effective design

6.System Integration: Through-drive capability for multi-pump combinations

About Us：

Ningbo Linuo Hydraulic Technology Co., Ltd. is an integrated enterprise specializing in hydraulic system solutions, with comprehensive capabilities spanning design, R&D, manufacturing, sales, and maintenance services. With a decade of professional experience in the hydraulic industry, we have established ourselves as a leading domestic manufacturer.

Our hydraulic components and systems are widely applied across various heavy machinery sectors, including construction equipment, marine vessels, mining operations, oil field machinery, and specialized vehicles such as soil compactors, loaders, forklifts, cranes, concrete mixers, and pump trucks.

Backed by a skilled sales team with extensive industry knowledge and cross-border procurement expertise, we provide customers with professional technical services including hydraulic maintenance and system testing. We stand behind our products with extended warranty coverage and reliable after-sales support, maintaining integrity as our core principle throughout all business operations.

We welcome all inquiries and look forward to discussing potential collaboration opportunitie

Product series model：

A4FO71/10R-VZB25
A4FO28/61R-PBB05
A4FO40/32R-NTC12NOO-S
A4FO500/30R-PPH25N00
A4FO250/30R-PPB25N00
A4FO125/30R-PPB25N00
A4FO 40/32R-NSC12K01
A4FO 250/10L-PPB13N00
A4FO250/30L-PPB25N00

A4FO40/32R-NTC12NOO-S

A4FO500/30R-PPH25N00

A4FO250/30R-PPB25N00

A4FO125/30R-PPB25N00

A4FO 40/32R-NSC12K01

A4FO 250/10L-PPB13N00

A4FO250/30L-PPB25N00

A4FO28/32R-NSC12K02