A manufacturer of glass-to-metal, ceramic-to-metal, hermetic seals and feedthroughs

Complete Hermetics is a custom manufacturer of glass-to-metal, ceramic-to-metal, hermetic seals and feedthroughs. Our team has a wide range of knowledge to design and develop the hermetic connectors, hermetic packages, hermetic headers, vacuum viewports, hermetic seals and hermetic feedthroughs to fit your specifications. Our products and services include:

Our products are vital to many applications in defense, medical technology, semiconductor, energy and aerospace industries.

Complete Hermetics is proud to be a wholly owned subsidiary of Aegis Technology Inc., located in Santa Ana, CA since 2002, with extensive engineering, prototyping and manufacturing capabilities.


  • Complete Hermetics continues to meet our on time delivery needs and the company is able to quickly pull in a day when requested.  Furthermore, we have found Complete Hermetics to be very helpful and also very dependable.

    Primus Aerospace
  • We approached Complete Hermetics for development of customized hermetic connectors for use in a medical application.  The company’s team has provided excellent custom solutions and have been quite responsive to our needs.  Great company to do business with.

    St. Jude Medical
  • Complete Hermetics has been a great company to work with, and in our on-going projects, they have provided on-time delivery, high quality products, and in general we have been overall very satisfied with their attentive service to our needs.  Highly recommended.

    Broadley-James Corporation
  • Complete Hermetics is a great company to work with. They provide very good products with excellent technical and customer services as well. I highly recommend this company to everyone.

    Howard N.
    Project Manager
BAE Systems
Hamilton Sundstrand