The Duke 148077 Roller Lever Microswitch provides reliable position sensing and control in demanding electrical applications. This microswitch uses a roller lever actuator that responds to mechanical movement, converting physical motion into a clean electrical signal by opening or closing internal contacts. Rated for 20 amps across 125, 250, and 480 volts, it supports a wide range of ... https://partsfe.com/switch-for-duke-part-148077