Fitting Accessories Position indicator Select Accessories Combi switchbox with integrated pilot valve GEMÜ 4242 Electrical position indicator GEMÜ 1230 Electrical position indicator GEMÜ 1235 Electrical position indicator GEMÜ 1236 Position controller Select Accessories Intelligent electro-pneumatic positioner GEMÜ 1434 Intelligent positioner and integrated process controller GEMÜ 1436 other Accessories Select Accessories Travel sensor for linear actuators GEMÜ 4232