The Compact-S from Rheintacho Messtechnik GmbH, Freiburg, Germany, is a dual-channel differential Hall sensor for detection of speed and direction of rotation. Features include a 30 mm insertion depth, 49.5 mm total length, customized and adjustable phase shift of 2 output signals, IP69K rating, and a sensor tip that is pressure resistant up to 15 bar and temperature resistant up to 140°C (up to 160°C, depending on application). The sensor body is brass and has an asymmetric flange for improved mechanical stability.