Electric Hydraulic Pumps | Premium Hydraulic Components from China

Trusted Hydraulic Solutions Since 2008

Hefei SJ Hydraulic Co., Ltd. is a leading manufacturer and exporter of high-performance hydraulic components based in China. With over 15 years of experience, we specialize in hydraulic gear pumps, piston pumps, Rexroth systems, directional valves, and custom hydraulic solutions for industrial, marine, and construction machinery.

Our products are engineered to meet international standards and are widely used in applications requiring high pressure, durability, and precision control. From compact gear pumps to advanced proportional valve systems, we deliver reliability you can count on.

ISO 9001 Certified Manufacturing
Custom CNC Machined Valve Blocks
OEM & ODM Support Available

Our Premium Products

High-performance hydraulic components designed for industrial, marine, and construction applications. All products are built to last and meet international quality standards.

Rexroth Hydraulic Gear Pumps

BHP2B0-D-20, BHP2B0-D-22, BHP2B0-D-25 models. High-pressure, durable design for industrial machinery.

• Max Pressure: 315 Bar

• Flow: 20-25 cc/rev

• Material: Cast Iron

Hydraulic Proportional Valve

MA-DPZO-T-ES series. Pilot-operated servo proportional valve with linear control.

• Flow: 600 L/min

• Pressure: 350 Bar

• ISO 4401 Standard

Vickers Hydraulic Vane Pump

20VQ, 25VQ, 35VQ, 45VQ models. High-pressure rotary vane pump for industrial systems.

• Speed: 600–1800 RPM

• Displacement: 20–45 cc/rev

• Continuous Duty

Marzocchi Hydraulic Gear Pumps

BHP280-D-3 model. Compact design with high efficiency and low noise.

• Speed: 800–4000 RPM

• Pressure: 280 Bar

• Mounting: SAE Standard

3-Way Cartridge Proportional Valve

MA-LIQZO-LES series. High-flow directional control valve for mobile hydraulics.

• Flow: 3000 L/min

• Pressure: 315 Bar

• 3-Way, 4-Position

Hydraulic Valve Block

YR-MXJ-08 model. CNC-machined cast iron block for bus and industrial machinery.

• Material: Cast Iron

• Precision CNC Machined

• ISO 9001 Certified

Axial Piston Hydraulic Pump

A10VSO series. Variable displacement pump with pressure and flow control.

• Displacement: 28–140 cc

• Speed: 1800–3300 RPM

• SAE Thread Options

Rexroth Directional Control Valve

WEH series. Electro-hydraulic directional valve with high reliability.

• Pilot Operated

• Max Pressure: 350 Bar

• ISO 4401 Compliant

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Frequently Asked Questions

What types of hydraulic pumps do you manufacture?

We specialize in hydraulic gear pumps, piston pumps, vane pumps, tandem pumps, and Rexroth-compatible models. Our product line includes A10VSO, A2FE, A4VSO, K3V, and Marzocchi series pumps.

Are your products ISO certified?

Yes, our manufacturing processes are ISO 9001 certified, ensuring consistent quality, reliability, and compliance with international standards.

Can you provide OEM/ODM services?

Absolutely. We offer full OEM and ODM support, including custom design, CNC machining, and private labeling for hydraulic components and valve blocks.

What is your typical delivery time?

Standard products ship within 7–15 days. Custom orders may take 20–30 days depending on complexity. We offer express shipping options upon request.

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Premium Hydraulic Components from China

15+ Years

ISO 9001

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