Transformer Bases

Transformer BaseTB

Our transformer bases are cast from 356 aluminum alloy and are heat-treated to a T6 temper condition. Our bases meet AASHTO requirements. Steel transformer bases are also available — contact our Project Management team for more information.

Base Plate Cover

A full base cover is supplied. The base cover is made of automotive structural grade ABS plastic with a UV inhibitor to eliminate color fading. It is rust proof and tamper resistant.

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Product Line

  • TB1-17
  • TB2-17
  • TB3-17
Catalog NumberSizeTop Bolt Circle DiameterBottom Bolt Circle DiameterCutsheetTemplate
TB1-1717"10.5"-13.5"13-15"View
TB2-1717”10-12"10-12"View
TB3-1717”13-15.13"17.25"View
 

About Us

United Lighting Standards has been committed to designing, fabricating, finishing, and packaging high-quality steel and aluminum poles since 1971. We adhere to standards set forth by AASHTO, ASTM International, and NEMA. All of our products are built using fabricating and welding procedures outlined in the American Welding Society (AWS) manual for steel and aluminum to eliminate welding defects and ensure structural integrity.

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