Century Seals is an ISO 9001:2015 manufacturer of the highest quality hermetic glass to metal seals. With over 100 years of combined experience, we have the knowledge to serve you best.

Our Products: Miniature hermetic feedthroughs, Relay headers, DIP headers, TO packages, Machined Kovar packages for microwave applications, custom parts to meet specifications, and many others. See the products tab for pictures.  

Product Applications: Aerospace, Defense, Industrial, RF Microwave, Semiconductors, Telecommunications, Refrigeration, and a wide variety of specialty manufacturers.

 

Have we let you down or not met your expectations? Let us know via this customer complaint form.

Happy New Year
Century Seals is back in the New Year 2017! Give us a call or send an email with all your hermetic packaging needs.
Christmas Shutdown Schedule
We will be shutdown in observation of the Christmas and New Years holiday from December 26th-30th. We will return to work on January the 2nd.
We passed our ISO audit!
Century Seals is now registered to the ISO 9001:2015 standard. Find our certification under the "Documents & Downloads" tab.
503 Harrington Street • P.O. Box 720 • Seaford, DE 19973 • (302) 629-0324 • Fax (302) 629-0325