About Complete Hermetics
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.
Working with us
An Aegis Technology company
Located in Santa Ana, CA since 2002
What We Do
Featured Works
Recent News
Hermetic Seals: Custom Solutions for Harsh Environments
The need for absolute containment, insulation, and durability in high-performance sectors drives the demand for reliable hermetic seals. These components are ...
Read MoreLithium Battery Seals: Advanced Protection with Hermetic Precision
Precision Engineering for Extreme Conditions When it comes to ensuring the performance and longevity of lithium batteries, the importance of battery ...
Read MoreVacuum Viewports: Clear Performance Under Pressure
In high-performance systems where vacuum integrity and optical clarity are paramount, vacuum viewports—also known as vacuum windows, hermetic windows, and hermetically ...
Read MoreHermetic Headers: Protecting Electronics in the Harshest Environments
In the world of advanced electronics, hermetic headers play a pivotal role in safeguarding components from hostile conditions. These specialized components ...
Read MoreHermetic Seals for High-Reliability Applications
When it comes to ensuring absolute containment in harsh conditions, hermetic seals are indispensable. These highly specialized components are critical in ...
Read MorePartial Customer List
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Testimonials
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.
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.