After years of development, our products have been trusted by customers. The quality of slewing drive solar tracker, WEA14 worm drive, vertical slewing gearbox is reliable, and it is in a favorable position among domestic counterparts. Our company renovates the technology, pays attention to the overall performance to meet the needs of customers for our pursuit of high goals. Our aim is usually to give superior quality items at aggressive rates, and top-notch company to clients around the earth. We look at the world's enterprises and strive to shorten the gap with them. We promote the enterprise spirit of dedication, integrity, teamwork and innovation, adhere to the core values of market and customer orientation, respect for employees, and responsibility to society. Promote the whole to the competition ranks of international brands. Our services continue to follow the customers first principle, which is our everlasting promise to all of our partners.
Production Description:
Model | VH9 | IP Class | IP65 |
Brand | Coresun Drive | Type | Enclosed |
Material | 42CrMo,50Mn | Output Torque | 6405N.m |
Tilting Moment Torque | 12KN.m | Holding Torque | 56KN.m |
Static Axial Rating | 388KN | Static Radial Rating | 135 KN |
Dynamic Axial Rating | 81KN | Dynamic Radial Rating | 71KN |
Gear Ratio | 60:1 | Efficiency | 40% |
VH9 series products adopt enveloping worm structure, with large contact area, large transfer torque and stable operation.
VH9 products are widely used in 1P, 2P horizontal single axis tracking system, can meet 60-96 solar panel tracking system
Gear surface through isothermal heat treatment, good wear resistance, high precision, can ensure high precision and long-term service life 25-30 years.
Double lip skeleton oil seal design structure, high protection level, for the solar tracking system to provide a life guarantee.
1. Coresun Drive Slewing drive designed with hourglass worm shaft which provides more tooth contact and higher torque.
2. High transmission efficiency and accurate tracking
3. Easy installation and maintenance
4. Customized solution
5.Special heat treatment,corrosion resistance
Coresun is your reliable supplier, even more your sincere partner!


For single axis solar tracker system, the holding torque is the key data for strong wind force and
Self weight of solar panels load.
Coresun Drive makes the holding torque for per model of VH vertical slewing drive gear motor.

This is the result of our long-term unremitting efforts in the development of new Se1 Single Axis 0.1 Degree Backlash Slewing Gear Reducer and the continuous improvement and evolution of the original products. Our company has a group of experienced after-sales maintenance service engineers with strong technical capabilities. We always provide best quality products and excellent service for the majority of business users and traders.

