Vanguard Electric LLC

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About the company

Vanguard Electric, LLC is a U.S member company of the Southern States Group of companies (www.southernstatesllc.com) dedicated to sourcing top quality electrical components, equipment and materials for internal use by other group companies, as well as by the customers they serve.

Vanguard Electric brings to its customers high quality products that have been carefully researched, manufactured, vetted and adapted to the U.S market so they meet all technical requirements at very competitive prices.

Vanguard Electric stands for quality and reliability on all aspects that are critical for your successful projects.


ANSI Post Type Insulators

Vanguard’s post type insulator product lineup is among the most complete in today’s market. We offer all ANSI C29.9 TR references from the TR-202 to the TR-391, with many variations in strength, leakage distance, shed configuration, color, and special seismic requirements.

Key Features

  • Manufactured in state of the art ISO9001 certified, highly automated facilities which results in highly uniform and reliable production.

  • High strength solid-core porcelain body

  • Wet Process porcelain manufacturing system (isostatic process used for some of ultra high strength designs).

  • Designed in compliance to ANSI C29.9 standard (please contact us to certify compliance to other standards).

  • Routine testing as per ANSI C29.9 includes dimensional, alignment, ultrasonic, mechanical strength.

  • Multiple options of shed designs, strength, leakage distance, color, fittings, special seismic requirements.

  • We stock ANSI 70 Gray insulators (most commonly used in the U.S). Chocolate brown insulators available upon request.

  • ASTM A153M galvanized cast iron fittings. Bolt holes are protected against oxidation with special silicone grease and plastic caps. Fittings are cemented to the porcelain using carefully formulated and cured high strength Portland cement and silica sand.

  • 5 Year warranty

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For more information on ratings, BIL, leakage, cantilever strength and drawings visit the Vanguard product site:

Click here to download the Vanguard ANSI Post Type Insulator catalogue:


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