From design to execution

We know what it takes to make it all work.

Espey has continued to design, develop and manufacture innovative industrial and defense electronic solutions, since 1930.

Welcome to Espey

Answering The Call For Power

Espey Mfg. & Electronics Corp. designs, develops, tests and manufactures specialized Military and Rugged Industrial Power Supplies and Transformers for use in harsh or severe environment applications. An Original Equipment Manufacturing (OEM) Company, Espey has been in business since 1930 designing and developing “Best in Class” products in support of our government and the Warfighter.

Learn More

Stay Informed

Latest Industry News

Join Team Espey, Let’s Build Together.

Products & Services

Military & Industrial Power Solutions

Power Conversion Solutions

Our power conversion solutions are highly reliable and Mil-SPEC compliant. Experience: 3.3V to 45,000V, 20W to 300KW, mA to 1,000A.

Build to Print/Mfg Services

Our experience, disciplined design, development, & fulfillment makes us the partner of choice for your build to print design.

Power Distribution & Solid State Circuit Breakers

ESPEY has 60+ years of Military Power Conversion experience directly applicable to the challenges of Energy Storage Systems and Direct Energy Weapons.

Power Magnetics Solutions

Exceptionally reliable, conditioned AC, built to compliant Mil-SPEC standards. Experience: 12V to 45,000V, 20W to 3.8MW, mA to 6,000A, 47Hz to 5,000Hz.

Integrated Power Systems

ESPEY has 60+ years of Military Power Conversion experience directly applicable to the challenges of Energy Storage Systems and Direct Energy Weapons.

Products & Services

Military & Industrial Power Solutions

Power Conversion Solutions

Our power conversion solutions are highly reliable and Mil-SPEC compliant. Experience: 3.3V to 45,000V, 20W to 300KW, mA to 1,000A.

Power Magnetics Solutions

Exceptionally reliable, conditioned AC, built to compliant Mil-SPEC standards. Experience: 12V to 45,000V, 20W to 3.8MW, mA to 6,000A, 47Hz to 5,000Hz.

Build to Print/Mfg Services

Our experience, disciplined design, development, & fulfillment makes us the partner of choice for your build to print design.

Integrated Power Systems

ESPEY has 60+ years of Military Power Conversion experience directly applicable to the challenges of Energy Storage Systems and Direct Energy Weapons.

Power Distribution & Solid State Circuit Breakers

ESPEY has 60+ years of Military Power Conversion experience directly applicable to the challenges of Energy Storage Systems and Direct Energy Weapons.