Rotork offers a comprehensive range of valve positioners and controllers for all actuator types, utilising piezo, torque motor, and advanced digital electronics technologies. Rotork provides solutions from the simplest to the most sophisticated valve position control requirements. The range includes compact models for tight spaces, smart models with intelligent controls and network communications, and options for aluminium or 316 stainless steel housings. Available configurations include fail-freeze or fail-safe, with optional limit switches or position transmitters.