Reinventing Industrial I/O and Embedded Computing
Sealevel Systems, Inc. reinvented the industrial I/O and 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. Today we offer over 350 core products, available in nearly every configuration imaginable. If you need something completely customized to meet your specifications, we have that, too. Our award-winning team of engineers is at your service.
Sealevel is committed to a first-in-industry lifetime warranty on I/O and long-term availability of all products, beyond the life of your mission.
From custom electronic hardware and manufacturing services to standard products, Sealevel builds and assembles at our US headquarters for OEMs and wide-ranging industry leaders. Your product is subject to the highest quality standards and superior test procedures under ISO 9001:2015, developed in partnership with our in-house engineers.Learn More
Our on-site Manufacturing processes include a complete SMT production line, through hole assembly, board-level testing, assembly, inventory, and shipping – all supported by and subject to our Quality department.
Sealevel’s facility has over 20,000 square feet of ESD tiling that spans our Manufacturing and Engineering departments.
Sealevel’s Receiving team operates within our Quality department and relies on software and other programs to verify drawings and dimensions as well as maintain parts traceability for identification and tracking.
Our SMT production line includes an automated screen printer, three high-speed SMT pick-and-place machines, a 10-zone convection reflow oven and a five-camera automated optical inspection (AOI) system.
Sealevel’s through-hole assembly technicians are J-STD-001 and IPC-A-610 certified for industry-leading performance.
Full functional testing is completed on all Sealevel standard I/O and computing products. On-site testing includes use of our transmissive x-ray machine, vibration table and series of walk-in thermal chambers.
Assembly adheres to comprehensive procedures for assembly, labeling and modification.
Our designated Special Projects area allows for enhanced physical security as required. This space is fully configurable to meet product assembly specifications for optimal production.
Sealevel’s 52,000 square foot facility sits on a 17-acre site. Our headquarters in Liberty, SC houses our business offices, engineering team, and manufacturing facility.Tour Sealevel
Our in-house Engineering department includes hardware, software, mechanical, layout, compliance and test engineering teams. Our hardware design engineers specialize in complex computing and I/O design, excelling in SWaP optimization and functional density application. We have an extensive library of design work that addresses thermal and other environmental challenges that often impact mission critical communications.
The Sealevel Sales team has extensive, direct knowledge of our critical communications products and customer applications. This team is co-located with our Applications Engineers in Tech Support and our Marketing team for seamless information transfer.
Sealevel’s Applications Engineers are accessible throughout every stage of the customer relationship to assist with product selection and deployment. They have first-hand experience with all Sealevel hardware and software solutions and can guide customers through documentation and installation.
Sealevel’s team of customer service professionals focuses on continual customer support throughout the relationship lifecycle. A “master planning” approach allows for optimal scheduling of staff, equipment and inventory while dedicated program managers guide custom hardware development efforts.
Sealevel’s Accounting team has a holistic view of Sealevel’s ecosystem, facilitated by use of the industry-leading software NetSuite. With real-time, authoritative reporting in place, all departments have a cohesive view of Sealevel operations.
Our Procurement team focuses on vendor recruitment and relationship management. To best navigate the supply chain, they practice ongoing vendor education and communication as well as proactive discussions with Engineering to better ensure component availability.
Bolstered by careful analysis of industry and customer applications, our Marketing team is strategically involved from product conceptualization to official launch. The team capitalizes on communication and collaboration with partners, customers and prospects to best support their success and offer sustained informational programs.
Certifications & Compliance
Associations & Memberships
- Alliance Pickens
- Association of the United States Army (AUSA)
- Intel® Partner Alliance
- Intel® Solutions Marketplace
- Manufacturers Caring for Pickens County (MCPC)
- PC/104 Consortium
- South Carolina Manufacturing Extension Program (SCMEP)
- Sensor Open Systems Architecture (SOSA) Consortium
- Ten at the Top
- Upstate SC Alliance