--- title: Hermetic Feedthrough Technology Blog description: The Douglas Electrical Components Technology blog is a resource for individuals looking to learn more about hermetic seals and connectors. --- **Call**: +1 (973) 627-8230 | **email**: [contactdeco@douglaselectrical.com](mailto:contactdeco@douglaselectrical.com)  [![Douglas Electrical Components](https://blog.douglaselectrical.com/hs-fs/hubfs/raw_assets/public/DouglasElectrical_December2021/images/Logo-Color-H.png?width=2084&height=57&name=Logo-Color-H.png "Douglas Electrical Components")](https://www.douglaselectrical.com/) - [Home](https://www.douglaselectrical.com/) - Products - [PotCon®](https://www.douglaselectrical.com/douglas-products/hermetic-bulkhead-connector/) - [DuctorSeal®](https://www.douglaselectrical.com/douglas-products/hermetic-wire-feedthrough/) - [CircuitSeal™](https://www.douglaselectrical.com/douglas-products/circuit-board-seal/) - 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Opportunities](https://www.douglaselectrical.com/news/career-opportunities/) - [Documents & Downloads](https://douglaselectrical.com/resources/) - Contact ![con-backpotting-PCB tail-04_882x838](https://blog.douglaselectrical.com/hs-fs/hubfs/con-backpotting-PCB%20tail-04_882x838.png?width=259&height=250&name=con-backpotting-PCB%20tail-04_882x838.png "con-backpotting-PCB tail-04_882x838") ![circuitseal hermetic-flex-pcb-assembly-01_3603x1948](https://blog.douglaselectrical.com/hs-fs/hubfs/circuitseal%20hermetic-flex-pcb-assembly-01_3603x1948.png?width=333&height=250&name=circuitseal%20hermetic-flex-pcb-assembly-01_3603x1948.png "circuitseal hermetic-flex-pcb-assembly-01_3603x1948") ![transformer-circuit-seal-harness-68_4686x1641](https://blog.douglaselectrical.com/hs-fs/hubfs/transformer-circuit-seal-harness-68_4686x1641.png?width=375&height=250&name=transformer-circuit-seal-harness-68_4686x1641.png "transformer-circuit-seal-harness-68_4686x1641") # Hermetic Technology Blog [![Hermetic BNC Connectors in Vacuum Environments](https://blog.douglaselectrical.com/hubfs/hermetic-qf50-bnc-feedthru-angled.jpg)](https://blog.douglaselectrical.com/technology-blog/hermetic-bnc-connectors-in-vacuum-environments) #### [Hermetic BNC Connectors in Vacuum Environments](https://blog.douglaselectrical.com/technology-blog/hermetic-bnc-connectors-in-vacuum-environments) [![Wire Feedthroughs and Line Bushings Versus Conduit Cement Compound](https://blog.douglaselectrical.com/hubfs/Appleton-style-explosion-proof-wire-bushing-side-view_398x401px.png)](https://blog.douglaselectrical.com/technology-blog/wire-feedthroughs-and-line-bushings-versus-conduit-cement-compound) #### [Wire Feedthroughs and Line Bushings Versus Conduit Cement Compound](https://blog.douglaselectrical.com/technology-blog/wire-feedthroughs-and-line-bushings-versus-conduit-cement-compound) [![Avoid Leaks or Moisture Damage With Hermetically Sealed SMA connectors](https://blog.douglaselectrical.com/hubfs/18ghz%20SMA%20potcon3.jpg)](https://blog.douglaselectrical.com/technology-blog/troubleshoot-moisture-damage-with-hermetically-sealed-sma-connectors) #### [Avoid Leaks or Moisture Damage With Hermetically Sealed SMA connectors](https://blog.douglaselectrical.com/technology-blog/troubleshoot-moisture-damage-with-hermetically-sealed-sma-connectors) [![New Case Study: Hermetically Sealed Fiber Optic Feedthrough Solution](https://blog.douglaselectrical.com/hubfs/Fiber%20Optic%20Case%20Study_Social%20Media_2.jpg)](https://blog.douglaselectrical.com/technology-blog/new-case-study-hermetically-sealed-fiber-optic-feedthrough-solution) #### [New Case Study: Hermetically Sealed Fiber Optic Feedthrough Solution](https://blog.douglaselectrical.com/technology-blog/new-case-study-hermetically-sealed-fiber-optic-feedthrough-solution) [![Electromechanical Assemblies: Hermetic Sealed for Pressure & Vacuum](https://blog.douglaselectrical.com/hubfs/celluar%20manufacturing3a.jpg)](https://blog.douglaselectrical.com/technology-blog/electromechanical-assemblies-hermetic-feedthroughs-for-pressure-vacuum) #### [Electromechanical Assemblies: Hermetic Sealed for Pressure & Vacuum](https://blog.douglaselectrical.com/technology-blog/electromechanical-assemblies-hermetic-feedthroughs-for-pressure-vacuum) [![A Recap of the 2023 Turbomachinery & Pump Symposia](https://blog.douglaselectrical.com/hubfs/Hermetic%20assy%20-%203D-1.png)](https://blog.douglaselectrical.com/technology-blog/2023-turbomachinery-pump-symposia) #### [A Recap of the 2023 Turbomachinery & Pump Symposia](https://blog.douglaselectrical.com/technology-blog/2023-turbomachinery-pump-symposia) [![Customizing Hermetic Electrical Feedthroughs for Optimal Performance](https://blog.douglaselectrical.com/hubfs/radial%20oring%20infographic.jpg)](https://blog.douglaselectrical.com/technology-blog/customizing-hermetic-electrical-feedthroughs) #### [Customizing Hermetic Electrical Feedthroughs for Optimal Performance](https://blog.douglaselectrical.com/technology-blog/customizing-hermetic-electrical-feedthroughs) [![Create High-Density Optical Fiber Feedthroughs Combining Various Fiber Types](https://blog.douglaselectrical.com/hubfs/IMG_0446.jpg)](https://blog.douglaselectrical.com/technology-blog/create-high-density-optical-fiber-feedthroughs-combining-various-fiber-types) #### [Create High-Density Optical Fiber Feedthroughs Combining Various Fiber Types](https://blog.douglaselectrical.com/technology-blog/create-high-density-optical-fiber-feedthroughs-combining-various-fiber-types) [![Solving Obsolete Hermetic Connector Challenges](https://blog.douglaselectrical.com/hubfs/Generic-Blog-Post-Solving-Obsolete-Hermetic-Conn.jpg)](https://blog.douglaselectrical.com/technology-blog/obsolete-hermetic-connector-challenges) #### [Solving Obsolete Hermetic Connector Challenges](https://blog.douglaselectrical.com/technology-blog/obsolete-hermetic-connector-challenges) [![Whitepaper: 5 Reasons to Design with a Hermetic Backpotted Connector](https://blog.douglaselectrical.com/hubfs/backpotting%20whitepapper%20social.jpg)](https://blog.douglaselectrical.com/technology-blog/new-whitepaper-5-reasons-to-design-with-a-hermetic-backpotted-connector) #### [Whitepaper: 5 Reasons to Design with a Hermetic Backpotted Connector](https://blog.douglaselectrical.com/technology-blog/new-whitepaper-5-reasons-to-design-with-a-hermetic-backpotted-connector) [Load more](https://blog.douglaselectrical.com/technology-blog/page/2) ![Douglas Electrical Components](https://blog.douglaselectrical.com/hs-fs/hubfs/raw_assets/public/DouglasElectrical_December2021/images/Logo-Color-H.png?width=768&name=Logo-Color-H.png "Douglas Electrical Components") **Engineered Hermetic Seals and Connectors for Wire and Cable**   | **Address:** | | 5 Middlebury Blvd. Randolph, NJ 07869 | | --- | --- | --- | | Tel: | | 973.627.8230 | | Email | | [contactdeco@douglaselectrical.com](mailto:contactdeco@douglaselectrical.com) | ### Contact Douglas Electrical Components Today Our support team of technical sales and application engineers are here to support you.  [Start Inquiry](https://www.douglaselectrical.com/contact/) ### Connect with us for regular updates [![Facebook](https://blog.douglaselectrical.com/hubfs/facebook-b.png)](https://www.facebook.com/DouglasElectricalComponents) [![Linkedin](https://blog.douglaselectrical.com/hubfs/linkedin-b.png)](https://www.linkedin.com/company/douglas-electrical-components-inc-/) Copyright © 2026 Douglas Electrical 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