What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Do you provide OEM and ODM services?

Yes, we offer both OEM and ODM services with 8 R&D engineers.

What certifications does the product have?

The product holds CE certification.

Heavy Load Wh21 Rotation Swivel Drive for Drilling Rig /Aerial Working Platform

Name: Heavy Load Wh21 Rotation Swivel Drive for Drilling Rig /Aerial Working Platform
Brand: Coresun Drive Equipment Changzhou Co., Ltd.
SKU: 941760235

Jiangsu, ChinaCoresun Drive Equipment Changzhou Co., Ltd.

US$400.00

1 Piece

Product profile

Customization

Available

Feature

Corrosion-Resistant

Holding Torque

140kn.M

Model NO.

WH21-125-RH-250A

Tilting Moment Torque

203kn.M

Output Torque

15kn.M

Output Speed

1.2rpm

Gear Ratio

125:1

IP Class

IP65

Static Axial Load

1598kn

Static Radial Laod

640kn

Outer Dia.M

584mm

Inner Dia.M

465mm

Self-Locking

Yes

Transport Package

Standard Wooden Case

Specification

WH21-125-RH-250A

Trademark

Coresun Drive

Origin

Changzhou

HS Code

8483409090

Production Capacity

3000PCS/Month

Key features

Custom Design Capability: Full range of mature products with ability to custom design and manufacture for specific customer needs.

Self-Locking Mechanism: Provides basic safety guarantee in power sports and simplifies overall equipment design.

High Manufacturing Accuracy: Unique processing technology with fully numerically controlled process ensures quality far higher than similar products.

Material Flexibility: Can be made of various materials with specific heat treatments for durability in different environments.

Corrosion Resistant: Designed for long-term maintenance-free operation in field environments like solar and wind energy.

Comprehensive Quality Testing: Fully tested for holding torque, output torque, tilting moment torque, and backlash to ensure quality.

OEM and ODM Services: Manufacturer offers both OEM and ODM services with 8 R&D engineers available.

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

Company profile

Coresun Drive Equipment Changzhou Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-01-10 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryCoresun Drive Equipment Changzhou Co., Ltd. is a China-based limited company established in 2019, operating from Jiangsu with 75 employees and an 8,000 m² manufacturing plant. It supplies slewing drives, bearings, gears, rings, worm drives, gear motors, gearboxes, and solar-tracking products. The supplier reports three production lines, annual outputs of 25,000 VH7 slewing drives and 18,000 SC9 slewing drives, and order fulfillment within 15 working days in both peak and off-peak periods. Its export activity covers multiple global regions, with exports representing 51%–70% of sales. ISO 9001:2015 certification, 8 years of R&D-engineer experience, and 6–10 quality-control staff support its operational capabilities. The available information indicates customization is offered, but provides limited detail on technical scope or completed customer projects. Customer-trade evidence is limited to one recorded buyer and one transaction in the provided slices.

Supplier typeThe supplier is identified as a limited company and trade company, with commercial activities spanning transportation, manufacturing and processing machinery, and electrical and electronics. Its stated products and manufacturing plant indicate that it combines trading and manufacturing-related operations rather than being only a pure distributor.

CertificationsThe supplier explicitly reports holding an ISO 9001:2015 management-system certificate. This is direct evidence of a documented quality-management certification, although no additional certifications are listed.

R&D capabilityThe supplier reports 8 years of R&D-engineer experience and offers products including solar trackers, slewing drives, gearboxes, and motors. These details indicate relevant engineering capability, but the slices do not document patents, new-product launches, proprietary technologies, or measurable R&D achievements.

Production capacityThe supplier reports an 8,000 m² manufacturing plant, three production lines, annual outputs of 25,000 VH7 slewing drives and 18,000 SC9 slewing drives, and fulfillment within 15 working days in both peak and off-peak periods. These stated facilities, output figures, and lead times provide explicit evidence of established production capacity.

Customization capabilityThe company description explicitly lists customized solutions as a capability. The slices do not specify the available customization scope, engineering workflow, minimum quantities, or examples of customized products.

Product Q&A

Q:What types of slewing drives does Coresun Drive offer?

We offer cylindrical worms for medium-speed heavy-duty applications and envelope worms for low-speed heavy-duty and high-precision applications.

Q:Can the product be customized for specific needs?

Yes, we have the ability to custom design and manufacture products, including flexible optimization of the envelope worm and matching gear according to user needs.

Q:What materials are used for the main parts?

The main parts are made of high-quality medium-carbon alloy steel with standard heat treatment and fine CNC equipment processing.

Q:Is the WH21 drive suitable for solar and wind energy applications?

Yes, it is the best choice for field environments requiring long-term maintenance-free operation.

Q:What is the lead time for production?

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