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.

Independence Day Shutdown
Century Seals will be closed the 3rd and 4th of July in observance of Independence Day.
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.
Upcoming Trade Show
We will be exhibiting at the iMAPS New England 44th Symposium & Expo on May 2nd at the Boxboro Regency Hotel & Conference Center in Massachusetts. Stop by and see us!
503 Harrington Street • P.O. Box 720 • Seaford, DE 19973 • (302) 629-0324 • Fax (302) 629-0325