What is the lead time for delivery?

The average lead time is within 15 workdays for both peak and off-peak seasons.

What types of hydraulic oil are compatible?

It is compatible with ISO VG 32, 46, and 68 hydraulic oils.

What is the efficiency of the pump?

It features a volumetric efficiency of at least 94% and an overall efficiency of at least 88%.

Chinese Alternative A4vg Hydraulic Pump with Max 40 MPa Pressure

Name: Chinese Alternative A4vg Hydraulic Pump with Max 40 MPa Pressure
Brand: Shenzhen Zhilai Tech Co., Ltd.
SKU: 2139158572

Guangdong, ChinaShenzhen Zhilai Tech Co., Ltd.

US$400.00-6,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Years

Model NO.

A4VG28/40/56/71/90/125/180

Structure

Axial Plunger Pump

Cylinder Number

Multi Cylinder

Drive Mode

Mechanically Driven Pump

Pump Shaft Position

Horizontal

Type

Axial

Power

Electric

Straight Shaft Swashplate Piston Type

Variable Displacement

Radial Plunger Pump Type

Not Applicable

Circuit Type

Closed Circuit

Working Pressure

Max 35 MPa (Continuous) / 40 MPa (Peak)

Displacement Range

28-250 Cm³/Rev (Varies by Specification)

Speed Range

500-2800 Rpm

Control Mode

Electro-Hydraulic Proportional / Hydraulic Control

Efficiency

Volumetric Efficiency ≥94% Overall Efficiency ≥88%

Compatible Fluid

ISO Vg 32/46/68 Hydraulic Oil

Mounting Standard

SAE Flange (B/C/D Type, Matched to Specification)

Seal Material

Fluorine Rubber (High Pressure/ Temperature Resist

Transport Package

Wooden Case

Specification

A4VG 28/40/56/71/90/125/180/250

Trademark

Customizable

Origin

China

HS Code

8413606090

Key features

Direct Rexroth Replacement: Fully interchangeable with Rexroth A4VG models with identical mounting and shaft specs.

High Pressure Performance: Supports 35 MPa continuous and 40 MPa peak pressure for heavy-duty applications.

Flexible Control Modes: Available with electro-hydraulic proportional or hydraulic control for precise regulation.

Durable Construction: Features cast iron housing, high-hardness steel plungers, and fluorine rubber seals.

Comprehensive Warranty: Includes a 1-year warranty with professional after-sales technical support.

OEM/ODM Customization: Offers customization for logo, parameters, and packaging based on samples or designs.

Company profile

Low MOQFast Delivery

Shenzhen Zhilai Tech Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 years CertifiedNearest Port: shenzhen portAverage Response Time: ≤2.66h

AI-Powered supplier vetting

SummaryZhilai Tech presents itself as an advanced manufacturer of hydraulic products serving construction machinery, industrial automation, petroleum and mining equipment, agriculture, metallurgy, marine engineering, building machinery, and high-speed railway applications. It reports broad customization and ODM capabilities, recent product development, and quality assurance, while stating compliance with international standards including ISO and CE. The supplier claims a global sales and support network and nine years of export experience, with North America identified as a primary export market. However, the evidence also shows limited formal management infrastructure: no written procedures or records for supplier assessment, corrective actions, or complaint handling; no raw-material traceability; no overseas agents, warehouses, showrooms, or trade-show participation; and no finished-product inspection beyond packing staff checks. Financial credibility cannot be established from the provided information because...

Supplier typeThe supplier describes itself as an advanced manufacturer focused on hydraulic products and serving multiple industrial sectors. It also welcomes cooperation with distributors, OEMs, and industry partners, indicating a manufacturer with broader B2B partnership ambitions rather than a purely trading-oriented profile.

CertificationsThe company states that it complies with international standards, specifically mentioning ISO and CE. The slices do not provide certificate numbers, issuing bodies, scopes, or validity dates, so the evidence supports a stated compliance position but not detailed certification verification.

R&D capabilityThe supplier states that its R&D team continuously innovates, reports at least one new product during the past year, and offers ODM services and multiple design-customization modes. At the same time, total R&D engineer experience is listed as one year and no SDK is available, so innovation capability is evidenced but appears limited in documented depth.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. These repeated entries provide direct evidence of a broad customization offering.