CTI Electronics is a leading manufacturer of high quality keyboards and trackballs. The CTI’s rugged trackballs series is a reliable solution and recommended for medical, aerospace and marine applications.
It measures 1.3" in diameter and NEMA 12 / IP54 certified. The built material is formed Teflon® sealing ring enclosed in an aluminum collar. Other features include aerospace shielded bearings (ABEC 7), encoder photo detector rated, LED optical light aging compensation and precision metal high-count encoder disc. The operating temperature ranges between -40 to +85° C.