Reliable Insulation Solutions for Power Grids & Electrical Plants

Premium porcelain insulators, bushings, surge arresters, and power fittings — engineered for reliability, efficiency, and long-term performance. Trusted by over 50 countries.

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25+

Years Experience

50+

Countries Served

10K+

Projects Completed

98%

Client Satisfaction

About Changsha Rich Power

As a leading manufacturer of porcelain insulators, bushings, and electrical power fittings, Changsha Rich Power has been delivering high-quality, reliable solutions since 1998. We specialize in providing one-stop insulation solutions for power grids, transformers, switchgear, and high-voltage systems.

Our products are widely used by transformer factories, capacitor manufacturers, current transformer producers, drop-out fuse cutout factories, and disconnect switch manufacturers across more than 50 countries.

ISO 9001, ISO 14001, SGS, CE, IEC, KEMA Certified
Small MOQ, Factory Direct Pricing
24-Hour Response Time
Customization & OEM Services Available

Our Products

High-performance electrical components built for durability and safety

Post Insulator ANSI 57

ANSI 57-1 to 57-5 High Voltage Line Post Porcelain Insulator

• High Electrical Insulation
• Mechanical Strength
• Corrosion Resistance
• Meets ANSI Standards

Porcelain Bushing for Transformer

ANSI Standard Porcelain Bushing for Oil-Immersed Transformers

• High Temperature Resistance
• Excellent Sealing
• Corrosion Resistant
• IEC & KEMA Certified

Spool Insulator

53-1, 53-2, 53-3 for Low Voltage Overhead Lines

• Lightweight Design
• UV & Weather Resistant
• Easy Installation
• Cost-Effective Solution

Pin Insulator

High-Strength Porcelain Pin Insulator for Distribution Networks

• High Mechanical Load Capacity
• Pollution Resistant
• Long Service Life
• Suitable for 11kV–33kV

Suspension Insulator

High-Voltage Disc Insulator for Transmission Lines

• High BIL Rating
• Anti-Fog Design
• Galvanized Fittings
• Used in 69kV+ Systems

Surge Arrester

Lightning & Switching Surge Protection for Substations

• Metal Oxide Varistor (MOV)
• Fast Response Time
• Explosion-Proof Housing
• 10kA Discharge Capacity

Drop-Out Fuse Cutout

Protective Device for Distribution Transformers

• Overcurrent Protection
• Visual Open Indicator
• Quick Replacement
• ANSI & IEC Compliant

Power Fittings

Comprehensive Hardware for Insulator Strings & Towers

• U-Bolts, Clevis, Tongue
• Hot-Dip Galvanized
• High Tensile Strength
• Custom Sizes Available

Capacitor Porcelain Bushing

Insulating Bushing for Power Capacitor Banks

• High Pollution Resistance
• Hermetic Sealing
• Stable Dielectric Properties
• Long-Term Reliability

SF6 Switch Insulator Bushing

Insulating Bushing for SF6 Load Break Switches

• Gas-Tight Design
• High Mechanical Strength
• Arc Resistance
• Compact & Durable

DIN Standard Porcelain Bushing

Ceramic Bushing for Transformers & Switchgear (DIN Compliance)

• DIN 42531 Certified
• High Creepage Distance
• Suitable for Harsh Environments
• OEM Manufacturing

Custom Insulator Solutions

Tailored Designs for Unique Project Requirements

• Custom Dimensions
• Special Coatings
• OEM/ODM Support
• Fast Prototyping

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Why Choose AsiaPower?

Engineered for performance, reliability, and global compliance

Full Certifications

ISO 9001, ISO 14001, SGS, CE, IEC, KEMA — all our products meet international standards for quality and safety.

Customization Available

We offer OEM and ODM services with full customization of design, dimensions, and packaging.

On-Time Delivery

Reliable logistics and production planning ensure your order arrives when you need it.

Factory Direct Pricing

Cut out the middleman — get premium components at competitive factory prices.

24-Hour Support

Our technical team responds within 24 hours to quotes, inquiries, and project consultations.

Global Reach

Serving clients in over 50 countries with proven performance in diverse climates and grids.

Frequently Asked Questions

What are the advantages of porcelain insulators?

Porcelain insulators offer high mechanical strength, excellent electrical insulation, resistance to aging and corrosion, and long service life — ideal for harsh environments.

Do you offer custom designs?

Yes, we provide full OEM and ODM services. Share your drawings or specifications and we’ll manufacture to your exact requirements.

What certifications do your products have?

Our products are certified under ISO 9001, ISO 14001, SGS, CE, IEC, and KEMA standards.

What is your minimum order quantity (MOQ)?

We offer small MOQs to support startups and small projects. Contact us for specific product MOQs.

How long does delivery take?

Typical production time is 15–30 days, depending on order size. Shipping varies by destination.

Get in Touch

Reach out for technical support, quotes, or project consultations.

Phone / WhatsApp

+86 13786188769

Mon–Fri, 8:00 AM – 6:00 PM CST

Email

[email protected]

General & Sales Inquiries

Headquarters

Rich Building, Changsha City, Hunan, China

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