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Copyright © 2016 Semiconductor Enclosures, Inc
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Semiconductor Enclosures Incorporated (SEI) is a powder to package, fully integrated HTCC precision ceramics manufacturer located in Newburyport, Massachusetts. 

SEI provides ceramic tape systems, ceramic substrates, multilayer ceramic substrates, metallization services, metal to ceramic assemblies, and microelectronic ceramic packaging. We specialize in variety of aluminas, ZTA, and AlN

SEI provides ceramic based products and services to customers in microwave, RF, AlN power, Hi-Rel, military, communications, aerospace, medical, optical and industrial markets. 

We manufacture here in the USA with Conflict Free Minerals and RoHS compliant materials.
News & Highlights:
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SEI is exhibiting at Ceramics Expo 2016. April 26-28 in Cleveland Ohio.

Visit us at Booth 817!

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SEI welcomes KSA Electronics (San Diego) as their representative to Southern California