About Us
Our Strength
Quality Assurance and Testing
We implement strict quality control systems throughout production:
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1
Type testing and routine testing before delivery
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2
High-voltage withstand and insulation testing
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3
Mechanical and electrical lifecycle testing
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4
Factory inspection and optional third-party verification
Certified by ISO9001, ISO14001, and ISO45001, Cotenele ensures all products meet international standards and project requirements.
Why Choose Cotenele?
- Focus on 12kV–40.5kV switchgear core components
- Strong OEM/ODM customization capability
- Fast delivery supported by self-owned factory
- Stable export experience for global markets
- Continuous innovation in eco-friendly and intelligent switchgear
We help clients reduce project risk and improve long-term system reliability.
Clients
We serve leading companies in China and abroad, including:
- Huaxia Transmission & Distribution Equipment Co., Ltd.
- Haibian Electric Power Equipment Co., Ltd.
- Tianjin Huali Electric Power Equipment Co., Ltd.
- Fujian Tianyi Tongyi Electric Co., Ltd.
- Shanghai Zhongjie Electric Power Technology Co., Ltd.
- Hunan Xuri Electric Equipment Co., Ltd.
- Holike Electric Co., Ltd.
- Jiangsu Zhongmeng Electric Co., Ltd.
- Yuguang Electric Co., Ltd.
Our Exhibition
China International Power Equipment and Technology Exhibition
Representative Projects
110kV Guojiawan 35kV Gas-Insulated Switchgear
Huaren Power Cangnan Offshore Wind Farm Land Control Center
Banyunxian Wind Farm Switchgear Project
Qinghai Hainan 10 GW New Energy Base (1600 MW PV project)
China Power Construction Hydropower No.7 Bureau Moxi Tunnel No.3 Shaft
Huaren Power Yuanyang 30MW Distributed Wind Power Project
Tajikistan Ainikin Mine 110kV Substation Expansion
Sichuan-Tibet Railway Complete Electrical Equipment
Maqu 200MW Pasture-Solar Complementary PV Project
Xinjiang Aksu Muhu 35kV Transmission & Transformation Project
Datang Huayin Xiangtan Shibakou Reservoir 50MW Fish-Solar PV Project
Maqu County Central Heating Renovation (Coal-to-Electric) 110kV Substation
