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Advanced Electrical Insulation
Solutions

Changge Mingyuda Electric Appliance Co., Ltd. delivers high-performance epoxy resin poles, composite bushings, insulators, and solid-sealed components for medium and high-voltage power systems worldwide.

Explore Products Contact Us

11kV – 110kV

Voltage Range Coverage

30+ Years

Industry Experience

Global Reach

Exported to 50+ Countries

About Mingyuda

Changge Mingyuda Electric Appliance Co., Ltd. is a leading manufacturer of electrical insulation components, specializing in epoxy resin poles, composite bushings, vacuum interrupter housings, and solid-sealed switchgear systems.

With a strong focus on quality, efficiency, innovation, and sustainability, we serve power utilities, switchgear manufacturers, and infrastructure developers across Asia, Africa, South America, and Europe.

ISO-Certified Manufacturing Processes
Precision Engineering for Medium & High Voltage
Custom Design & OEM Support
Mingyuda Factory

Our Product Range

Engineered for reliability and performance in harsh environments, our insulation components meet international standards and are trusted by leading electrical equipment manufacturers.

27kV Outdoor Switch Solid Seal Pole

27kV Outdoor Switch Solid Seal Pole

Size: Φ146×468 h | High dielectric strength | UV-resistant epoxy encapsulation

Outdoor Epoxy Pole
15kV Recloser Switch Insulation Pole

15kV Recloser Switch Insulation Pole

Robust design for automatic reclosers | Excellent arc resistance

Recloser Component
38kV Recloser Switch Insulation Pole

38kV Recloser Switch Insulation Pole

High-voltage insulation | Designed for long-term outdoor exposure

Outdoor Epoxy Pole
Φ70×130 Epoxy Resin Insulated Pillar

Φ70×130 Epoxy Resin Insulated Pillar

Precision-molded | Used in indoor switchgear | High tracking resistance

Indoor Resin Product
15kV Combined Voltage Current Transformer

15kV Combined Voltage & Current Transformer

Integrated design | Compact footprint | High accuracy class

Instrument Transformer
SF6-11KV Inflation Cabinet Through Wall Casing

SF6-11KV Inflation Cabinet Through Wall Casing

Gas-tight insulation | Prevents internal arcing | Durable composite

Wall Casing
40.5kV Circuit Breaker Switch Pole

40.5kV/1600A/31.5KA Circuit Breaker Pole

High short-circuit rating | Optimized for vacuum interrupters

Circuit Breaker Component
ZW32-12KV Solid Seal Pole

Plateau-type ZW32-12KV Solid Seal Pole

Designed for high-altitude operation | Enhanced creepage distance

Composite Solid-Sealed Pole
View Full Product Catalog

Why Choose Mingyuda?

Quality Assurance

Rigorous testing per IEC standards ensures long-term reliability and safety.

Innovation

Continuous R&D in composite materials and sealing technologies.

Efficiency

Streamlined production and global logistics for fast delivery.

Sustainability

Eco-conscious manufacturing with recyclable materials and low emissions.

30+
Years in Industry
50+
Countries Served
200+
Product Variants
100%
Quality Tested

Frequently Asked Questions

What materials are used in your insulation poles?

We use high-grade epoxy resin, silicone composites, DMC (Diallyl Phthalate), and polymer materials engineered for superior dielectric strength and environmental resistance.

Do you offer custom designs?

Yes, we provide OEM and ODM services. Our engineering team supports custom dimensions, voltage ratings, and mechanical configurations based on client specifications.

What certifications do your products have?

Our manufacturing complies with ISO standards. Products are tested according to IEC 62271, GB/T, and other international electrical safety norms.

How do I request a quote?

Please visit the official website to contact the sales team with your requirements. We respond to all inquiries within 24 business hours.

Get in Touch

For product inquiries, technical support, or partnership opportunities, reach out to our team.

Contact Information

Address: 1500m west of Yishui Road and Senyuan West Road, Changge City, Henan Province, China

Email: sales@mingyuda.net

Phone: +86 0374 6417338

Mobile: +86 138 0374 1308

Fax: +86 0374 6431686

WhatsApp: +86 13803741308

Skype: live:lorrainey_2

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