You are here: Home » Products » Hydraulic Pump » Hydraulic Gear Pump » KZP4 Gear Pump

KZP4 Gear Pump

Feature Specification
Pump Type External gear pump (positive displacement)
Displacement Range 7 to 33.3 cm³/rev (mL/r) across models (e.g., KZP4-7, KZP4-33)
Max Pressure Up to 17.2 MPa (~2,495 psi) for certain models (e.g., KZP4-23)
Speed Range Between 650 and 3,500 RPM, depending on the specific model
Construction High-strength aluminum alloy body with advanced internal components
Features Axial clearance floating automatic compensation, radial balance, DU self-lubrication
  • KZP4 Gear Pump

  • Green Hydraulic

  • Yes

  • ISO9001,CE

  • Standard

  • 1 set

Availability:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button

Product Description

KZP4 Gear Pump

The KZP4 hydraulic gear pump is a high-pressure external gear pump widely used as an OEM or replacement part in heavy equipment, particularly forklifts and construction machinery.


Key Characteristics of SPG1 Series Pumps:

  • Durable Construction: The pumps utilize high-strength aluminum alloy materials for the body and incorporate advanced features like high-wear resistance DU self-lubricating bearings. This robust build allows them to withstand harsh working environments and demanding operating conditions, contributing to a longer service life.

  • High Volumetric Efficiency: The design incorporates advanced technologies, including axial clearance floating automatic compensation and radial balancing. This compensation mechanism ensures minimal internal leakage, which maintains high performance and efficiency even at varying speeds and pressures.

  • Optimal Gear Design: The gears feature "double pressure angles" which results in smoother operation, high efficiency, and reduced noise levels compared to less advanced designs.

  • High Pressure and Flow Control: They are engineered to deliver reliable high-pressure output, essential for the demanding needs of heavy equipment. The design allows for superior control over hydraulic flow and pressure.

  • Strong Shock Resistance: The pumps are designed to resist strong shocks and impacts, a critical requirement for use in mobile machinery like excavators and loaders.

  • Compact and Lightweight Design: Despite their high-pressure capabilities and durable construction, the KZP4 series maintains a relatively compact and lightweight structure, allowing for flexible installation in various machines with limited space.

Application

SPG1 Gear pumps are versatile and widely used across different industries:
  • Material Handling and Lifting Machinery: A primary application for the SGP1 series is in lifting and conveying equipment.

  • Construction and Road Machinery: The robust construction allows the SGP1 to operate in demanding construction and mining environments.

  • Agricultural and Forestry Machinery: The SGP1's resistance to contamination and consistent performance makes it suitable for outdoor and heavy-duty agricultural uses.

  • Industrial Applications: In industrial settings, the pump provides the consistent pressure required for precision tasks.

  • Environmental and Light Industry Machinery: Its low noise and compact structure make it suitable for a variety of general industrial applications.



Vane Pump Application



Packaging & Delivery

Gear pumps are typically packaged securely to prevent damage during transit. The packaging includes:

Protective Wrapping: To safeguard the pump from environmental damage.

Custom Crates: For larger, heavier pumps, ensuring safe handling.

Documentation: Includes installation, maintenance instructions, and warranty details.

Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.

Certifications & Quality Assurance

All vane pumps are manufactured in compliance with international standards, ensuring high performance and reliability:

ISO 9001: Certified for quality management systems.

CE Certification: Ensures compliance with European safety, health, and environmental protection standards.

RoHS Compliance: Ensures the pump does not contain hazardous materials.

Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.


Green Hydraulic Patent Certificate

FAQ

Are you a manufacture for the vane pump or a wholesale ?

We are a manufacture for vane pumps。.We are located in Changzhou City, Jiangsu Province, China.Welcome to visit us.


What's our advantages?

Factory established in 2005;

With a great deal of production experience;

80+ employees become the professional team;

Constant updated ERP system ensure efficiency of work;

Sophisticated equipment ehanced the accuracy of products;

Professional salesmen provide the greast service;

With a large number of famous customers all over the world;

Great after-sales service;

With the long term cooperation with famous logistics and express company in China,provide the better goods service.


What is your payment terms?

Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.


Can you make my own brand on the products?

Of course we can. Just send me your logo  we can make it for you.


What is our main export market?

America(40.5%):USA, Canada, Argentina, Brazil

Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.

Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.

Others(5.8%).


Unedited footage of the Green Hydraulic Factory

The Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.

Unedited footage of the Green Hydraulic Factory1

The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.

Unedited footage of the Green Hydraulic Factory2

Green Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.

Unedited footage of the Green Hydraulic Factory3

All hydraulic pumps produced by Green Hydraulic have undergone compliance testing, ensuring their quality and reliability.

Unedited footage of the Green Hydraulic Factory4

To meet the diverse needs of different industries, the green hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.

Unedited footage of the Green Hydraulic Factory5

Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.


Green Hydraulic Advantages


Green logo


Previous: 
Next: 

GREEN HYDRAULIC CAN GIVE YOU THE SERVICE AND ATTENTION THAT BIGGER COMPANIES CANNOT

Contact us
If There Are Any Gerreen Machining lssues,
Please Contact Us.
Hydraulic
Application
Why Green
COPYRIGHT © 2025 CHANGZHOU GREEN HYDRAULIC CO., LTD. ALL RIGHTS RESERVED.