What is the lead time for production?

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

What payment terms do you accept?

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

What is the gear ratio of the SC21?

The gear ratio for the SC21 model is 125:1.

21 Inch Slewing Drive Slewing Bearing with Hydraulic Motor

Name: 21 Inch Slewing Drive Slewing Bearing with Hydraulic Motor
Brand: Coresun Drive Equipment Changzhou Co., Ltd.
SKU: 1906451282

Jiangsu, ChinaCoresun Drive Equipment Changzhou Co., Ltd.

US$300.00

1 Piece

Product profile

Customization

Available

Holding Torque

105.8kn.M

Tilting Moment Torque

203kn.M

Model NO.

SC21-125-25RH-250A

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

Color

Grey

Hydraulic Motor

Yes

Transport Package

Standard Wooden Case

Specification

SC21-125-25RH-250A

Trademark

Coresun Drive

Origin

Changzhou

HS Code

8483409000

Production Capacity

3000PCS/Month

Key features

High Holding Torque: 105.8 kN.m holding torque ensures stability for heavy load equipment.

Superior Tilting Moment: 203 kN.m tilting moment torque provides robust performance under complex loads.

IP65 Waterproof Rating: Framework oil sealing with double lip arrangement offers high dust and water resistance.

Self-Locking Function: Strong static self-locking capability ensures safety and stability without power.

Durable Construction: Quenched slewing bearing with 8-bolt worm shaft design for enhanced strength.

Wide Application Range: Suitable for solar trackers, cranes, drilling rigs, and aerial working platforms.

High Mechanical Efficiency: Hourglass worm design provides large tooth contact surface for efficient power transfer.

Customization Options: ODM and OEM services available for tailored transmission solutions.

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: ≤18h 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.