Leviton 1223-PLC 20-Amp, 120 Volt, Toggle Pilot Light, Illuminated On, Req, Neutral 3-Way AC Quiet Switch, Extra Heavy Duty Grade, Self Grounding, Back and Side Wired, Clear Pilot Light and Lighted Handle Switches Provide Top Performance in Punishing Industrial Applications Pilot Light Toggle Illuminated When Load is On Available in 120 and 277V Versions in Single Pole and 3-Way Fully Enclosed Switch Mechanism in Rugged Housing for Strength, Track and Arc Resistance Self-Grounding Clip (Self-Grounding When Used with a Grounded Metal Wall box)