The NewTek HE Series sensors are rugged hermetically sealed 0 – 10V DC LVDTs with excellent linearity, high resolution, and superior repeatability.? These sensors are constructed of 0.750 inch diameter stainless steel and manufactured for general industrial use. Electrical connection is made through an axial mounted connector. Designed for a wide range of position measurement applications, they are available in ranges of 0.1 inches (2.54mm) to 20 inches (500mm). In addition to being sealed to IP-68, the HE Series windings are potted inside the housing with a 2 component epoxy, providing excellent protection against hostile environments.