About Sichuan Hanwell Electric Co., Ltd.

19 Years of Specialization in Wind Turbine Slip Rings

Company Profile

Sichuan Hanwell Electric Co., Ltd. was founded in 2007 and is headquartered in Deyang, Sichuan Province, China. We are a professional manufacturer specializing in the research, development, production and service of wind turbine slip rings.

Over the past 19 years, Hanwell has delivered more than 36,000 megawatt-class slip ring products, serving leading wind turbine OEMs including MingYang Smart Energy, Dongfang Electric Corporation, and CRRC Wind Power. We are the core supplier of communication slip rings for MingYang Smart Energy, accounting for approximately 70% of their supply.

Hanwell has pioneered three contactless technology routes — fiber optic (FORJ), electromagnetic, and capacitive — and offers professional legacy slip ring upgrading services to extend the operational life of aging wind turbines.

Milestones

2007

Founded in Deyang, Sichuan

2008

First batch of slip rings delivered to Dongfang Electric

2013

Partnership with MingYang Smart Energy and CRRC Wind Power

2016

Launched contactless photoelectric slip ring product line

2019

Cumulative deliveries exceeded 20,000 units

2022

Floating platform slip ring and upgrading services launched

2026

Cumulative deliveries reached 36,000+ units

Core Technology Advantages

Three Contactless Technology Routes

Hanwell is one of the few manufacturers globally offering fiber optic (FORJ), electromagnetic, and capacitive contactless slip ring technologies, providing optimal solutions for different application scenarios.

Independent R&D Capability

In-house R&D team with deep expertise in electromagnetic design, optical communication, and precision mechanical engineering.

Custom Design Capability

Flexible custom design based on specific turbine models, operating conditions, and performance requirements.

Continuous Innovation

Ongoing investment in R&D for next-generation contactless technologies and smart monitoring integration.

Upgrading Expertise

Unique capability to assess, redesign, and retrofit legacy slip ring systems, extending turbine operational life.

Manufacturing Capability

Production Base

Jiuwei Blue Valley Industrial Park, Deyang, Sichuan

Annual Capacity

5,000+ units

Quality Control

Comprehensive quality management system with 100% final inspection

Ready to Upgrade Your Wind Turbine Slip Rings?

Contact our engineering team for technical consultation and customized solutions.