Resources

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Stay up-to-date on events, transformer best-practices, industry news, and special offers from Maddox.

Articles

Diagram of Wye winding connected to buck boost transfomers
July 1, 2025

Guide to Buck-Boost Transformers

Buck boost transformers offer a low-cost, compact way to adjust voltage by 5–20%. Perfect for HVAC, lighting, and small industrial loads.

How To's
Padmount transformer spade extensions
June 20, 2025

Guide to Spade Extensions

Improve the installation flexibility and lug capacity of your transformer using spade extensions.

Parts
Transformer graphic with humming noise visual
June 16, 2025

Why Transformers Hum

A transformer hum should be low and consistent. Learn the natural causes for a transformer hum as well as noises that may prompt further investigation.

How To's
See All Articles

What are Electrical Transformers?

New to transformers? Check out our article below on what they are, why we need them, how they work, and some common types.

About Transformers
Drawing of padmount transformer

All Other Resources

Instruction Manuals

Instruction Manuals

Manuals for our 3-Phase Padmount, Unit Substation Dry-Type, 600v Dry Type, and Encapsulated/Potted Dry Type Transformers.

Glossary

Glossary

Common transformer related terminology and definitions.

Terms and Conditions

Terms and Conditions

Our standard terms and conditions as well as our different product warranties.

Credit Application

Credit Application

Information about becoming a Maddox wholesale partner and the benefits included.

Returns Policy

Returns Policy

Our standard webstore returns and refund policy. This only applies for general purpose low voltage dry-type transformers purchased online.

Return Request

Return Request

Fill out this form if you bought the wrong transformer, or if you received the incorrect unit.

Shipping Policy

Shipping Policy

Our webstore shipping and delivery policy. This only applies for general purpose low voltage dry-type transformers purchased online.

Warranty Claim

Warranty Claim

Please submit your any warranty claim inquires with this form.

Terms of Service

Terms of Service

Information about our website terms of service.

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1-800-270-2011
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sales@maddox.com
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