Articles

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EC Electric contractor standing in front of three padmount transformers

March 16, 2026

When EC Electric had project deadlines threatened by delayed transformers, they turned to Maddox. Read what happened next.

Case Studies

technician handling tap changers on a low voltage dry type transformer

March 16, 2026

Learn how to install a low voltage dry-type transformer with this general guide covering wiring, primary tap settings, grounding, anchoring, and NEC compliance.

How To's

small dry-type transformer with exposed interior

March 4, 2026

Not sure whether to buy new or used? Learn what to expect when purchasing a dry-type transformer and how Maddox tests and warranties every unit for reliable performance.

Parts

substation transformer with cooling fans in yard

February 24, 2026

Explore substation transformers, power-class definitions, voltage ranges, and key design features used in transmission and distribution substations.

Parts

A Maddox 1000 kVA made in america padmount transformer

February 12, 2026

Maddox is donating a free American-made transformer (up to 1000 kVA) to support U.S. manufacturing startups and reindustrialization.

News

January 29, 2026

Learn what transformer bushings are, how they work, their two main types (dead-front and live-front bushings), and when each type works best in padmount and substation transformers.

Parts

Wide shot of padmount transformer at solar farm project

December 5, 2025

Thomas’s solar company had a reputation for doing quality work on time. They needed a transformer partner who would do the same.

Case Studies

lumber mill yard with padmount transformers

December 3, 2025

Greg manages a mill in Arkansas that converts logs into construction lumber. Eight Maddox transformers supply the 15,000 horsepower his equipment needs.

Case Studies

Cleaning MV dry-type windings with compressed air

December 1, 2025

Learn how to clean and inspect your dry-type transformer to prevent overheating, insulation damage, and debris buildup, ensuring long-term reliable operation.

How To's

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University Project Gets Padmounts Five Months Sooner

Guide to Installing Low Voltage Dry-Type Transformers

What to Expect When Buying a Used Dry-Type Transformer

Substation Transformer Guide: Design, Power Classes, and Grid Applications

Maddox Supports Reindustrialization with a Free American-Made Transformer Donation

Guide to Transformer Bushings

Maddox Keeps Solar on Schedule

Lumber Mill Powered by Maddox Transformers

How to Clean Your Dry-Type Transformer