About Us

About Dynex

Dynex Semiconductor Ltd has a rich history in the design, development and production of High Power Semiconductor modules and Power Assemblies.


About Dynex

Our Story

Dynex is built on the principle of obtaining the best possible outcome in the least wasteful manner by challenging energy efficiency standards in power electronic systems and making a positive difference to our customers and our environment.

The Power Semiconductor and Power Assemblies operation is located in Lincoln, England, manufacturing a range of high power Bipolar capsule devices, IGBT modules and power assemblies.

View our Company History Timeline

History Timeline



Dynex manufacture high performing and reliable devices that are currently in service in over 60 different countries. Our IGBT modules encompass Power Cycling with the latest generation IGBT die. Dynex Bipolar capsules offer a reliable and efficient transfer of energy for a range of applications.

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Power Assemblies

Providing support for customers that require more than the basic semiconductor. Specialising in the design and manufacture of assemblies such as rectifiers and converters, Dynex has an established supply chain for all components of power assemblies, resistors and capacitors for snubber networks and control circuits.

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Dynex Semiconductor is a subsidiary company of Zhuzhou CRRC Times Electric Corporation Ltd, with a UK based in-house manufacturing plant and the ability to outsource high quantities to facilities in China to maintain competitive lead times.

Our Product Development Journey



Dynex Founded



HVDC Thyristor developed



GTO Thyristor Developed



Began IGBT Development



CRRC acquisition of Dynex



6 inch Bipolar Production Line IGBT A&T Line



R&D Centre opened in Lincoln



8 inch IGBT production line



IGBT applied to Automotive SiC line



Power Semiconductor Device Innovation Centre SiC SBD mass production



High power Trench Gate technology released



Dynex, in partnership with Times Semiconductor Co., Ltd. will be a leading international “top three” high power semiconductor business