7.5kv Composite Station Post Insulator/Polymer Insulator

Product Details
Customization: Available
Application: High-voltage, Low-voltage, High-temperature
Material: Composite Polymer
Manufacturer/Factory & Trading Company
Gold Member Since 2014

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Basic Info.

Model NO.
FXB-7.5Kv
Structure
Post Insulator
Type
A Type Insulator
Usage
High Voltage Power Transmission, Insulation, Driving, Electrical Installation, Power Distribution
Connection Method
Pin/Post Insulator
Size of Bearing Capacity
70KN
Certification
ISO9001
Color
Grey
Brand
Wishpower
Environment
Outdoor
Customization Available
Yes
Lead Time
Contract Provisions
Service Life
≥20-30 Years
Transport Package
Carton
Specification
138kV
Trademark
Wishpower
Origin
China
HS Code
85469000
Production Capacity
50000 Pieces/Year

Product Description

WishPower 7.5kV Post Composite Insulator - Reliable Insulation for Medium Voltage Systems

The WishPower 7.5kV Post Composite Insulator is a high-performance electrical insulator designed for medium-voltage applications. Engineered with advanced composite materials, it is an ideal solution for enhancing safety and efficiency in power distribution networks and substations.

7.5kv Composite Station Post Insulator/Polymer Insulator

Product Description

This post-type composite insulator is commonly used in 7.5kV or below power distribution systems, substations, switchgear, and industrial power infrastructure. It provides excellent insulation, superior mechanical performance, and outstanding resistance to pollution and weather conditions.

7.5kv Composite Station Post Insulator/Polymer Insulator

Structure and Materials

The core of the insulator is made of epoxy glass fiber rod offering high tensile and bending strength. The external housing is molded with premium silicone rubber, which is hydrophobic, pollution-resistant, and UV-stable. End fittings are made of hot-dip galvanized steel, ensuring secure mechanical connections and corrosion resistance.

7.5kv Composite Station Post Insulator/Polymer Insulator

Technical Specifications

Parameter Value
Rated Voltage 7.5kV
Power Frequency Withstand Voltage ≥20kV (wet)
Lightning Impulse Voltage ≥75kV
Bending Load ≥8kN
Pollution Grade III-IV
Material Silicone rubber + fiberglass + galvanized steel
Operating Temperature -40ºC to +60ºC
Service Life ≥25 years

Performance Features

  1. Lightweight & Strong: 30% lighter than porcelain types, easier handling and installation.

  2. Excellent Insulation: Extended leakage distance improves flashover resistance.

  3. Superior Weather Resistance: Withstands UV, salt spray, acid rain.

  4. Maintenance-Free: Self-cleaning surface reduces contamination build-up.

  5. Eco-Friendly & Safe: No risk of shattering, RoHS compliant.

7.5kv Composite Station Post Insulator/Polymer Insulator

Application Scope

Widely used in 7.5kV and below distribution lines, switchgear, renewable energy systems, substations, and industrial plants. Suitable for both indoor and outdoor use where reliable insulation and mechanical support are critical.

7.5kv Composite Station Post Insulator/Polymer Insulator

 

Customization Service

WishPower offers full customization based on client requirements, including length, mechanical strength, number of sheds, installation types, and color options. OEM/ODM services are available with fast lead time and flexible MOQ.

7.5kv Composite Station Post Insulator/Polymer Insulator

Factory Pricing

As a direct manufacturer, WishPower provides competitive pricing. Custom quotes are available based on volume and technical specifications. Bulk orders welcome with negotiable rates.

 

WishPower is a professional factory specializing in composite insulators. We serve a wide range of industries. If you have equipment procurement needs, please feel free to contact us for a product quotation.

 

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