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 and Feedthroughs for Extreme Environments
Why Hermetic Seals Are Essential Hermetic seals are critical to protecting sensitive electronics from gas, liquid, and pressure infiltration. Whether in ...
Read MoreHermetic Headers and Multi-Pin Header Solutions
Reliable Sealing for Signal and Power Transfer Hermetic headers form the foundation of sealed interconnect systems by providing a gas-tight passage ...
Read MoreOffshore Drilling Hermetic Solutions for Marine Equipment
Protecting Systems Beneath the Surface Offshore drilling hermetic solutions are essential for equipment exposed to saltwater, pressure fluctuations, and vibration. Subsea ...
Read MoreReliable Electrical Feedthroughs for High-Voltage Systems
Understanding Electrical Feedthroughs Electrical feedthroughs are essential for transmitting power and signals through sealed or vacuum-tight walls while preventing any breach ...
Read MoreLithium Battery Seals and Feedthroughs for Safety and Longevity
Why Lithium Battery Sealing Is Critical Lithium battery seals are crucial for preventing gas leaks, moisture ingress, and electrical shorting in ...
Read MorePartial Customer List
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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.


















