Big Picture Thinking
Whether your assets work in the most extreme environments or stay at a desk, we’ve got you covered. Sealevel engineers design computing solutions that excel across industries.
Creative Doers, Serious Business.
Welcome to Sealevel Systems, Inc.
Since 1986, we’ve brought control to the user with our innovative I/O solutions that enable computer connectivity. As our product families expand, responsive thinking and creative development continue to drive our company. From engineering design to production and support, Sealevel ensures client satisfaction with precision-made technology and high-quality services.Learn More
USB 2.0 to 16-Port RS-232, RS-422, RS-485 DB9M Serial Interface Adapter
Need Custom Solutions?
We Can Build It.
We are proud to work with the most talented engineers from around the world to solve difficult problems in diverse environments. No matter your application requirements, Sealevel can provide a solution that perfectly fits your needs. Contact us for your custom solution
Latest News & Insights
Looking to the Future of Wi-Fi: Wi-Fi 7
Wi-Fi 6 was released in 2020, and Wi-Fi 7 (802.11be) is just around the corner with expected release in 2024. Wi-Fi 6 implements a number…
The Convergence of OT & IT Cybersecurity
Until recent decades, Operational Technology (OT), which involves the monitoring and controlling of physical machinery and equipment, was manually managed by human workers. As Information…