Data I/O Corporation engages in the design, manufacture, and sale of programming and security deployment systems and services for electronic device manufacturers in the United States, Europe, and internationally.

The company's programming system products are used to program integrated circuits (ICs) with the specific data necessary for the ICs. It offers PSV handlers offline automated programming systems; SentriX, a security deployment system; RoadRunner and RoadRunner3 series handlers, an in-line automated programming systems; LumenX Programmer; and non-automated FlashPAK III programming systems.

The company also provides hardware support, system installation and repair, and device programming services.

It markets and sells its products to original equipment manufacturers in automotive and consumer electronics, Internet of Things and their programming center partners, and electronic manufacturing service contract manufacturers through direct sales, and indirect sales representatives and distributors.

Data I/O Corporation was incorporated in 1969 and is headquartered in Redmond, Washington.