The compact box PCs of the PR21 series from the ctrlX IPC range are available in different housing versions. The HDMI interface can be used to connect a display. The use of the Intel Atom processor with low power losses enables a fanless unit design. High performance as well as a multitude of expansion options and standard interfaces make the PR21 box PC the ideal solution platform for all IoT Gateway applications, ideally suited for industry 4.0.