More than Power Supplies & EMI/EMC Filters
With more than 60 years of experience as a Power Supply and EMI Filter manufacturer, our team can provide unmatched engineering support to take your product from design to production.
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HermesFlex™ New Output Ranges: 12V and 1000V Now Available
HermesFlex™ now offers 1–12V and 80–1000V programmable output options, providing precise control and high-voltage capability for a broad range of test, medical, and industrial applications—all within a compact 1U design.
Custom Solutions at Astrodyne TDI
A variety of technical requirements can prevent you from finding the perfect off-the-shelf solution. At Astrodyne TDI we have the advanced tools and technology to design and modify power supplies and EMI filters to meet your unique requirements.


Applications
Astrodyne TDI delivers power and EMI filter solutions to a diverse array of markets and industries world-wide.
Astrodyne TDI News and Blog Posts
Blog | Jun 24, 2025
Save More, Power Better: Benefits of Toroidal Transformers
Uncover the remarkable cost-saving benefits of our Toroidal Transformers and how they can revolutionize your equipment. Immerse yourself in the excellence of our top-tier electrical transformers, ...
Blog | Jun 19, 2025
High Slew Rate Programmable Power Supply | AWG by Astrodyne TDI
As laser systems, plating technologies, and beam steering applications become faster and more precise, traditional programmable power supplies are struggling to keep up. Output speed, waveform ...
BLOG | June 24, 2020
3-Phase Power: Delta vs Wye Explained
Three-phase power plays a key role in the design of electrical systems, and 3-phase EMI filters are an important part of the electrical devices in different markets, primarily in heavy-duty industrial applications.