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Surplus transformers in maddox yard waiting to be reconditioned

October 31, 2023

Surplus transformers are worth as much as 5x more than their scrap value. Learn how to get the most cash for your old transformers by selling them to Maddox.

How To's

August 21, 2023

Inrush current is the high current that a transformer draws when it is first energized. Learn how you can manage inrush current in your electrical system.

How To's

Grounding strap on a padmount transformer spade

August 15, 2023

There are two major grounding systems: Wye and Grounded Wye. Check out our article to learn which winding configuration you should get for your project.

How To's

Transformers in the power distribution grid

July 31, 2023

A step-up transformer raises output voltage and a step-down transformer lowers output voltage. Learn more about step-up and step-down units and reverse feeding.

How To's

June 28, 2023

An autotransformer is an electrical transformer that uses a single coil to adjust voltage, meaning there's no isolation between primary & secondary circuits.

How To's

June 23, 2023

A transformer nameplate provides essential information about the unit’s capabilities and operational parameters to professionals, technicians, and users.

How To's

Maddox transformer tech pointing out bayonet fuses in padmount transformer

May 2, 2023

Bayonet fuses play a crucial role in protecting transformers as well as preventing damage to electrical systems. Learn what they are and why they are important.

How To's

March 31, 2023

Oil cools a transformer's windings. Types of transformer oil include mineral oil, FR3® fluid, and silicone oil. Find out which is best for your transformer.

How To's

March 28, 2023

What bushing layout do you need for your substation transformer? The layout will depend on the bushing location, phasing, and type of terminal enclosures.

How To's

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How To's

Recycle surplus transformers for 5x their scrap value

How to manage transformer inrush current

Transformer Design & System Grounding (Wye vs. Grounded Wye)

Step up, step down transformers, and reverse feeding

Autotransformers: applications, advantages, & disadvantages

How to read a transformer nameplate

What Are Bayonet Fuses, and Why Are They Important?

Transformer Oil

Guide to Substation Bushings