What is the average lead time for production?

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

How does the pump achieve variable displacement?

By adjusting the swashplate angle, the pump achieves stepless variable displacement where flow is proportional to speed.

What certifications does the manufacturer hold?

The manufacturer holds ISO9001:2015 management system certification.

Rexroth Hydraulic Pump A4vfo250 High Pressure

Name: Rexroth Hydraulic Pump A4vfo250 High Pressure
Brand: Ningbo Helm Tower Noda Hydraulic Co., Ltd.
SKU: 948380685

Zhejiang, ChinaNingbo Helm Tower Noda Hydraulic Co., Ltd.

US$5,000.00

1-19 Pieces

US$500.00

20+ Pieces

Product profile

Customization

Available

Structure

Multi Cylinder

Power

Hydraulic

Model NO.

A4vfo250

Application

Machinery Manufacturing

Performance

Health

Standard

Transport Package

Standard Export Packing

Specification

CE, SGS

Trademark

Helm Tower

Origin

China

HS Code

8412291000

Production Capacity

1200sets/Month

Key features

High Pressure Performance: Working pressure up to 35MPa with excellent suction characteristics.

Stepless Variable Displacement: Adjust swashplate angle to achieve stepless variable flow proportional to speed.

Compact and Lightweight Design: Features compact design, light weight, and low noise characteristics.

Long-Life Bearings: Equipped with long-life, high-precision bearings to improve durability.

Hydrostatic Balance: Hydrostatic balance design improves the life of the slipper.

OEM/ODM Service: Supports OEM and ODM services with flexible customization options.

ISO9001 Certified Manufacturer: Established in 2004 with ISO9001:2015 management system certification.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season.

Company profile

Years of Export ExperienceFast DeliveryStandardized quality controlSelf-branded

Ningbo Helm Tower Noda Hydraulic Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤9.05h

AI-Powered supplier vetting

SummaryThe supplier is identified as Ningbo Helm Tower Hydraulic Technology Co., Ltd., focused on hydraulic systems and components for marine, coal-mining, construction, metallurgy, agriculture, gardening, and environmental-protection applications. It reports ISO 9001:2015 certification, more than 10 production lines in one record, five lines in another, and qualified service capability involving 325 suppliers. The supplier provides extensive customization, ODM, OEM for well-known brands, and SDK support, with 12 years of R&D engineer experience and recent new-product development. Service procedures for supplier assessment, corrective actions, and customer complaints are documented and followed. It reports exports to Europe, the United States, Australia, the Middle East, Asia, South America, and North America, but has no overseas warehouse, showroom, agent, or branch. Financial credibility cannot be judged because the records only identify years rather than financial performance or supporting evidence.

Supplier typeThe supplier is a hydraulic-system and hydraulic-component manufacturer engaged in R&D, customization, ODM, and OEM services. Its stated applications span industrial and equipment sectors, indicating a specialized manufacturing supplier rather than a purely trading or service company.

CertificationsThe supplier reports holding an ISO 9001:2015 certificate. This is explicit evidence of a certified quality-management system, although no certification scope, issuing body, or validity date is provided.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints, corrective and preventive actions, and supplier service-capability assessment. It also states that products are exported to multiple regions and offers lead-time and trade-term arrangements, but it has no overseas warehouse, showroom, agent, or branch.

R&D capabilityThe supplier reports 12 years of R&D engineer experience, new-product development during the past year, available SDK support, a national science and technology progress award, and long-term hydraulic-system R&D activity. These records provide explicit evidence of R&D and technical-development capability.

Production capacityThe supplier reports more than 10 production lines in one record and five in another, along with an annual output stated above a specified threshold and export-market coverage across several regions. However, it also reports no ongoing quantity reconciliation for each batch or production volume, indicating a documented weakness in production quantity-control practice.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. This directly supports broad product-development and customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and that its products are exported to Europe, the United States, Australia, the Middle East, Asia, South America, and North America. These statements indicate market and application experience, but no customer names, project details, order references, or independently verifiable case studies are provided.