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.

Thanksgiving Holiday Shutdown
Century Seals will be closed Nov. 23rd and 24th in observation of Thanksgiving.
Happy Fall
We welcome the Fall season and the start of Quarter 4 here at Century Seals. Give us a call or send us an email and see how we can help supply your hermetic package needs.
Metal Plating
Do you know we also offer a metal plating service through our subsidiary Fin-Tec? Give us a call to find out how we can help you meet your plating needs.
503 Harrington Street • P.O. Box 720 • Seaford, DE 19973 • (302) 629-0324 • Fax (302) 629-0325