Welcome to High Voltage Supply LLC
Serving The Utility Industry
Our Products and Services
Substation Porcelain Post Insulators
Substation Semi-Conductive and Hybrid Insulators
Substation Semi-Conductive and Hybrid Insulators
Standard and High Strength TR Ratings, as well as, Extra High Strength and Custom designs.
Substation Semi-Conductive and Hybrid Insulators
Substation Semi-Conductive and Hybrid Insulators
Substation Semi-Conductive and Hybrid Insulators
The only manufacturer of the "semi-conductive glaze" insulators in North America and our unique "Hybrid" solid core polymer designs.
Substation Polymer Post Insulators
Substation Semi-Conductive and Hybrid Insulators
Substation Polymer Post Insulators
Standard and High Strength TR Ratings, as well as, Extra High Strength and Custom designs.
Transmission Suspension Insulators
Highest Quality Distribution and Transmission Line Products
Substation Polymer Post Insulators
Standard ANSI class and "Fog" type and coated bells including multiple options of shed designs, strength, leakage distance, color, fittings, special seismic requirements.
Distribution Insulators
Highest Quality Distribution and Transmission Line Products
Highest Quality Distribution and Transmission Line Products
Spool type, Guy strain, Pin Type, Line Post ANSI class porcelain and HDPE insulators.
Highest Quality Distribution and Transmission Line Products
Highest Quality Distribution and Transmission Line Products
Highest Quality Distribution and Transmission Line Products
OPGW Fittings, Distribution OHL Hardware and fittings, Transmission and Stockbridge Dampers and Systems
About Us
About Us
About Us
Exclusive West Coast representative, distributor and inventory management resource for Vanguard Electric.