What is a Single-Stage Switch? A single-stage switch does one job. Press the pedal, and one function activates. Inside the treadle, there’s just one switch, usually a microswitch or a Hall sensor. If it’s a microswitch, you’ll hear and feel a click when it actuates. The actuation point is typically set around halfway through the … Continue reading Understanding Foot Switch Stages: Single, Two-Stage, and Redundant Designs