These insulators are engineered to meet the strict performance requirements of North American power grids, with excellent resistance to temperature changes, humidity, pollution, ice and wind load. They ensure safe and stable operation under long-term outdoor service conditions.

Key Features

• Fully compliant with ANSI C29 standards for North American power systems
• High mechanical strength to withstand tension, bending, compression and dynamic loads
• Excellent electrical insulation performance under dry and wet conditions
• Low water absorption and high density for stable long-term performance
• Good pollution flashover resistance and weatherability
• Reliable cementing between porcelain body and metal fittings
• Uniform creepage distance design for various pollution levels
• Strict quality control and routine testing including mechanical and electrical tests

Main Types

• ANSI suspension porcelain insulators (cap & pin type)
• ANSI line post porcelain insulators
• ANSI station post insulators for substations
• ANSI pin-type distribution insulators
• ANSI dead-end insulators and guy strain insulators

Main Applications

• Medium and high-voltage overhead transmission and distribution lines
• Substations, switchyards and power distribution equipment
• Industrial power systems and utility power networks
• Renewable energy projects such as wind and solar farms
• Railway electrification and communication power systems
• North American and global projects requiring ANSI standards

Why Choose Our ANSI Porcelain Insulators?

Our ANSI porcelain insulators are produced under strict quality management systems, fully meeting ANSI standard specifications. With stable performance, high reliability and long service life, they are widely used in power projects around the world, providing safe and durable insulation solutions.