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Switchgear Basics: Learn what they are, how they work, and the key differences between metal-enclosed and pad-mounted switches.

Learn the key differences between kW and kVA. Get clear on transformer ratings, conversions, and power factor in simple terms.

K-factor rated transformers are designed to endure the heat of harmonics. Explore their components, rating levels, and common uses.

For the 7th straight year, Maddox Industrial Transformer earns a spot on the Inc. 5000 list of America’s fastest-growing private companies.

Cast coil and encapsulated transformers provide resin-sealed protection and maintenance-free performance for critical applications.

Maddox is now a NECA Ambassador Sponsor. NECA and Maddox work to help electrical contractors get the transformers they need, when they need them.

Zig-zag transformers offer cost-effective system grounding and harmonic mitigation. Learn what they are, how they work, and when to use them.

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

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

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