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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

A Maddox technician tightening down a padmount transformer's bushings to torque specs

July 26, 2023

Over time, transformers’ lugs may loosen if they’re not torqued to the correct tension. It's crucial to ensure transformer lugs are torqued to the right specs.

How To's

The inside of the Maddox Ohio shop location filled with padmount transformers

July 20, 2023

Maddox Industrial Transformer opened a new 45,000 square foot production facility in Batavia, OH, their fourth major production facility in the United States.

News

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

A transformer voltage adjustment tap changers on a loop feed padmount transformer

June 9, 2023

Transformer voltage taps and tap changers allow you to adjust the transformer's input voltage rating so you can maintain the correct secondary voltage.

Parts

Loading padmount transformers onto truck for shipping

May 25, 2023

The transformer supply chain is a mess right now. Remanufacturing transformers helps Maddox beat supply chain delays and get transformers to customers quickly.

News

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How to manage transformer inrush current

Transformer design & system grounding (wye vs. grounded wye)

Step up, step down transformers, and reverse feeding

Standard transformer torque specs

Maddox Industrial Transformer opens new Ohio location

Autotransformers: applications, advantages, & disadvantages

How to read a transformer nameplate

Transformer tap changers & voltage adjustment taps

Beat supply chain delays: remanufacture transformers