presidio components ceramic capacitors since 1980
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Presidio Components San Diego Plant

Cryogenic Ceramic Capacitor Products
(Down to 4°K)

James Webb Space Telescope

The James Webb Telescope Achieves
Optimal Performance Using Presidio's Cryogenic Capacitors

Presidio Components has a unique product line of ceramic capacitors (CRX) dedicated to very low temperature applications, down to 4°K. Presidio has extensive experience with cryogenic requirements for high reliability ceramic capacitors. We have been supplying capacitors for space and military cryogenic systems, including cryogenic imaging and deep space missions, for over 15 years. Please contact us to discuss your application.

For the latest news, features, and images of the "Webb", visit NASA's website at:


All of Presidio's products feature wide capacitance ranges available in many popular sizes.
See individual product pages for detailed capacitance specifications or call one of our
Sales Representatives for additional sizes or contact Presidio Components.



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Presidio Components, Inc., has been an industry leader in the manufacture of ceramic capacitors since 1980. We provide high quality commercial capacitors, military capacitors, space capacitors, high temperature capacitors, pulse energy capacitors for EFI detonators, microwave capacitors and RF capacitors, as well as custom capacitors. Our custom products include nonstandard part sizes and voltages, including high voltage, high temperature, high "Q", custom leads, cryogenic ceramics, negative and positive temperature characteristic ceramics and piezoelectric formulations. We have a series of patented microwave and radio frequency products including patented single layer and broadband DC blocking caps. Call Presidio at (858) 578-9390.
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