Tech Notes

TDK Product Features

Ring varistors are used in a wide range of applications from micro motor noise absorption to the protection of circuit contacts. TDK has greatly improved the electrical and physical performances of these varistors to meet the latest demands. This varistor line covers the traditional shapes and dimensions as well as the more varied and specialized applications.


Nov. 29, 2018
"Products Conforming to European Union RoHS Directive / Product Information Concerning Revised China RoHS" has been updated.
Apr. 12, 2017
“Classifications of Medical Devices” and TDK Products’ Coverage of Those Classes has been released.
Mar. 12, 2017
Release of "myTDK", our membership-based service
Sep. 9, 2016
"Guide on Ring Varistors as Motor Noise Solutions" is released.
Apr. 19, 2016
Application Guides|Added Medical equipment
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