The Hall Effect Proportional Output Thumbwheel, HTW Series, is available with eight output options. The HTWseries offers a self centering, single axis, thumbwheel actuator that provides linear change in voltage output in either direction from center. Options include, increasing or decreasing voltage output from the center position to the full travel position in either direction and single or dual (redundant) outputs in either direction. The HTWSeries snaps into a 1.47 x .710 panel opening with Rocker Switch style mounting and provides a 3 million cycle rotational life. The HTW Series is sealed to IP68 and has excellent EMI/RFI immunity.