Top 10 Post insulators China Products Compare 2025

Are you curious about where the best post insulators are made? With China being a powerhouse in manufacturing, understanding the top factories can significantly impact your purchasing decisions. By comparing these leading manufacturers, you can ensure quality, reliability, and cost-effectiveness in your projects. Imagine having the confidence to choose the best options that meet your specific needs! Dive into our article to discover the top post insulator factories in China and make informed choices that will benefit your business. Keep reading to unlock valuable insights that could transform your sourcing strategy!

China Suspension Insulator, Post Insulator, Pin Insulator Suppliers …

Product Details: High voltage porcelain and polymer insulators including suspension insulators, post insulators, pin insulators, and more.

Technical Parameters:
– Voltage Range: 1kV~220kV
– Standards: ANSI, IEC, AS, BS, DIN

Application Scenarios:
– Electric power transmission and distribution
– Utility projects requiring high-performance insulators

Pros:
– Skilled technical expertise to improve performance
– Excellent reputation and manufacturing expertise

Cons:
– Limited information on specific product performance
– Potential variability in quality across different product lines


China Suspension Insulator, Post Insulator, Pin Insulator Suppliers ...

China Station Post Insulators, Line Insulators, Bushing Insulator …

Product Details: Various types of insulators including Station Post Insulators, Line Insulators, Bushing Insulators, Glass Insulators, Polymer Insulators, High Voltage Insulators, and Long Rod Insulators.

Technical Parameters:
– Material: Porcelain, Composite, Polymer
– Certification: ISO9001, ISO14001, ISO45001

Application Scenarios:
– Used in overhead transmission lines
– Applicable in substations and electrical accessories

Pros:
– Excellent product quality and safety
– Rich experience in production and export to over 40 countries

Cons:
– Limited information on specific technical parameters
– Potential variations in quality based on manufacturing conditions

Pingxiang Zhaotong Porcelain Insulator Technology Co., Ltd.

Product Details: Porcelain insulators for overhead line and substation applications.

Technical Parameters:
– Capacity: 10,000 tons per year
– Voltage ratings up to 500kV AC and 400kV DC

Application Scenarios:
– Overhead power lines
– Substation applications

Pros:
– High voltage capability
– Durable and reliable performance

Cons:
– Potential fragility under extreme conditions
– Weight may require additional support structures


Pingxiang Zhaotong Porcelain Insulator Technology Co., Ltd.

CECI Gridinsulators | China Composite Insulators Manufacturers

Product Details: Composite Polymer Suspension Insulators and related products.

Technical Parameters:
– High voltage capability
– Durable composite materials

Application Scenarios:
– Power transmission lines
– Railway electrification

Pros:
– Lightweight and easy to install
– Resistant to environmental factors

Cons:
– Potentially higher initial cost
– Requires specific installation techniques

China Station Post Insulators Manufacturers – Discount Station Post …

Product Details: Various types of post insulators including High Voltage Post Insulators, Composite Post Insulators, Station Post Insulators, and more, made from materials like alumina and silica porcelain, and silicon rubber.

Technical Parameters:
– Material: Alumina and silica porcelain or silicon rubber and fiberglass
– Voltage ratings: Various, including 33kV and specific models like C6-1550, FZSW-…

Application Scenarios:
– Electricity transmission and transformation
– Voltage power transmission

Pros:
– High quality materials used for durability
– Specialized manufacturing experience of over 25 years

Cons:
– Limited information on specific technical parameters for each product
– Potential variability in performance based on environmental conditions


China Station Post Insulators Manufacturers - Discount Station Post ...

China Composite Line Post Insulator Manufacturers, Suppliers, Factory …

Product Details: Composite Line Post Insulators are designed for high-voltage applications, providing insulation and mechanical support.

Technical Parameters:
– Customized size available
– High temperature resistant core rods with bending stress resistance of 300MPa~35…

Application Scenarios:
– Used in power stations to support and insulate high-voltage busbars and reactors
– Suitable for both AC and DC substations

Pros:
– Lightweight and high mechanical strength
– Excellent pollution resistance and low maintenance costs

Cons:
– Mechanical properties may not match those of natural rubber
– Potential brittleness under high stress conditions


China Composite Line Post Insulator Manufacturers, Suppliers, Factory ...

China Ceramic Line Post Insulators Manufacturer, Supplier | Jecsany

Product Details: High-Quality Ceramic Line Post Insulators designed for superior electrical performance and reliability in electrical distribution systems.

Technical Parameters:
– Manufactured using premium quality ceramic materials
– Designed to withstand environmental factors such as humidity, UV exposure, and t…

Application Scenarios:
– Overhead line applications
– Challenging outdoor conditions

Pros:
– High mechanical strength
– Reliable electrical insulation properties

Cons:
– Limited information on specific sizes and designs
– Potential vulnerability to extreme weather conditions

Line Post Insulators-Line Post Insulators-Shemar Group

Product Details: The distribution line post insulator is composed of a glass fiber resin core rod with end fittings, combined with high-performance silicone rubber outer insulation umbrella, effectively ensuring maintenance-free operation throughout its entire lifecycle.

Technical Parameters:
– Flexible and lightweight installation
– Versatile application scenarios

Application Scenarios:
– Distribution network line construction
– Power system applications

Pros:
– Innovative and reliable design methods
– Best-in-class composite materials

Cons:
– Generic placeholder for cons
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132kV High Voltage Composite Line Post Insulator

Product Details: 132kV High Voltage Composite Line Post Insulator made of silicone with a corrosion-resistant fiberglass core and silicone rubber housing.

Technical Parameters:
– Models: FZSW-12kV/4, FZSW-12kV/5, FZSW-35kV/4, FZSW-35kV/6, FZSW-66kV/8, FZSW-11…
– Features: Hydrophobicity, Aging Resistance, Leakage Tracking Resistance, Erosion…

Application Scenarios:
– Used in substations for overhead lines.
– Suitable for polluted environments.

Pros:
– Excellent water repellency and anti-corrosion properties.
– Lightweight and easy to install and maintain.

Cons:
– May require customization for specific applications.
– Performance can vary based on environmental conditions.


132kV High Voltage Composite Line Post Insulator

China Composite Post Insulator Manufacturers, Suppliers – Factory …

Product Details: Composite Post Insulator designed for flexural loads, tension, and compression, suitable for applications from 33kV to 362kV.

Technical Parameters:
– High voltage capability from 33kV to 362kV
– Manufactured with silicone rubber for improved tracking and erosion performance

Application Scenarios:
– Used in power transmission lines
– Suitable for compact lines and retrofitting

Pros:
– Lightweight and flexible, allowing for easy installation
– High overload absorption capacity

Cons:
– Potential for local electric field enhancement if not designed properly
– Requires careful design to avoid corona discharge


China Composite Post Insulator Manufacturers, Suppliers - Factory ...

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Comparison Table

Company Product Details Pros Cons Website
China Suspension Insulator, Post Insulator, Pin Insulator Suppliers … High voltage porcelain and polymer insulators including suspension insulators, post insulators, pin insulators, and more. – Skilled technical expertise to improve performance – Excellent reputation and manufacturing expertise – Limited information on specific product performance – Potential variability in quality across different product lines www.eastceramic.com
China Station Post Insulators, Line Insulators, Bushing Insulator … Various types of insulators including Station Post Insulators, Line Insulators, Bushing Insulators, Glass Insulators, Polymer Insulators, High Voltage… – Excellent product quality and safety – Rich experience in production and export to over 40 countries – Limited information on specific technical parameters – Potential variations in quality based on manufacturing conditions www.yddc.com
Pingxiang Zhaotong Porcelain Insulator Technology Co., Ltd. Porcelain insulators for overhead line and substation applications. – High voltage capability – Durable and reliable performance – Potential fragility under extreme conditions – Weight may require additional support structures www.zhaotonginsulator.com
CECI Gridinsulators China Composite Insulators Manufacturers Composite Polymer Suspension Insulators and related products. – Lightweight and easy to install – Resistant to environmental factors – Potentially higher initial cost – Requires specific installation techniques
China Station Post Insulators Manufacturers – Discount Station Post … Various types of post insulators including High Voltage Post Insulators, Composite Post Insulators, Station Post Insulators, and more, made from mater… – High quality materials used for durability – Specialized manufacturing experience of over 25 years – Limited information on specific technical parameters for each product – Potential variability in performance based on environmental conditions www.yddc.com
China Composite Line Post Insulator Manufacturers, Suppliers, Factory … Composite Line Post Insulators are designed for high-voltage applications, providing insulation and mechanical support. – Lightweight and high mechanical strength – Excellent pollution resistance and low maintenance costs – Mechanical properties may not match those of natural rubber – Potential brittleness under high stress conditions www.composite-insulators.com
China Ceramic Line Post Insulators Manufacturer, Supplier Jecsany High-Quality Ceramic Line Post Insulators designed for superior electrical performance and reliability in electrical distribution systems. – High mechanical strength – Reliable electrical insulation properties – Limited information on specific sizes and designs – Potential vulnerability to extreme weather conditions
Line Post Insulators-Line Post Insulators-Shemar Group The distribution line post insulator is composed of a glass fiber resin core rod with end fittings, combined with high-performance silicone rubber out… – Innovative and reliable design methods – Best-in-class composite materials – Generic placeholder for cons – Generic placeholder for cons www.shemar.us
132kV High Voltage Composite Line Post Insulator 132kV High Voltage Composite Line Post Insulator made of silicone with a corrosion-resistant fiberglass core and silicone rubber housing. – Excellent water repellency and anti-corrosion properties. – Lightweight and easy to install and maintain. – May require customization for specific applications. – Performance can vary based on environmental conditions. www.composite-insulators.com
China Composite Post Insulator Manufacturers, Suppliers – Factory … Composite Post Insulator designed for flexural loads, tension, and compression, suitable for applications from 33kV to 362kV. – Lightweight and flexible, allowing for easy installation – High overload absorption capacity – Potential for local electric field enhancement if not designed properly – Requires careful design to avoid corona discharge www.composite-insulators.com

Frequently Asked Questions (FAQs)

What are post insulators and why are they important?

Post insulators are electrical components that support and insulate high-voltage conductors. They are crucial for preventing electrical leakage and ensuring safety in power transmission systems. By maintaining the integrity of electrical lines, they help prevent outages and accidents.

Where are the major post insulator factories located in China?

China has several major post insulator factories, primarily located in provinces like Jiangsu, Zhejiang, and Guangdong. These regions are known for their robust manufacturing capabilities and access to raw materials, making them ideal for producing high-quality insulators.

What materials are commonly used in post insulators?

Post insulators are typically made from materials like porcelain, glass, and polymer composites. Porcelain is favored for its durability and electrical properties, while polymer insulators are lightweight and resistant to environmental factors, making them suitable for various applications.

How do I choose a reliable post insulator manufacturer in China?

To choose a reliable manufacturer, consider their experience, certifications, and customer reviews. Look for companies with a proven track record in quality control and product testing. Visiting the factory or requesting samples can also help ensure you’re making a sound decision.

What are the typical lead times for post insulator orders?

Lead times for post insulator orders can vary based on the manufacturer and order size. Generally, you can expect a lead time of 4 to 12 weeks. It’s best to discuss timelines directly with the manufacturer to get a more accurate estimate based on your specific needs.

Top 10 Post insulators China Products Compare 2025

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