Bourns PER28 Long Life Incremental Ring Encoder provides a 28mm package diameter with 10mA at 5VDC circuit compatibility and 2-bit quadrature code output. This low-profile incremental encoder offers haptic detent feedback, sealing to IP40, and a through-hole mounting style. The ring interface allows illumination or the installation of other components in the center. Other features are a 50,000 rotational cycle rating, 15PPR resolution range, 60RPM maximum rotational speed, and -30°C to +80°C operating temperature range. Bourns PER28 Long Life Incremental Ring Encoder is ideally suited for use in low / medium risk medical and laboratory equipment, professional audio and lighting applications as well as in industrial automation controls and other applications where a menu select encoder is required.