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Sealevel Systems, Inc. is an American-owned designer and manufacturer of COTS and full custom hardware and software. Sealevel customers range from industry leaders to every major US and Allied nations military contractor including Northrop Grumman, Raytheon, BAE, Boeing, L3Harris, NAVWAR, NAVAIR, and SOCOM.
Sealevel delivers proven, COTS, mission-ready products and customized solutions for advanced systems, achieved by leveraging over 35 years of engineering and manufacturing experience serving military, government, and commercial customers. From complex laptop docking stations to high-speed communication adapters, Sealevel’s electrical and mechanical design expertise delivers unparalleled performance while meeting stringent MIL-STDs.
Sealevel reinvented the I/O and industrial computing industry with the first RS-422/485 communication adapter for the IBM PC. Since 1986, Sealevel has continued to redefine design, engineering and manufacturing for industrial computers, Ethernet serial servers, USB serial, PCI Express and PCI bus cards, and IoT hardware and software. All products are world class, American made.