Leviton 1221-PLG 20-Amp, 120 Volt, Toggle Pilot Light, Illuminated On, Req, Neutral Single-Pole AC Quiet Switch, Extra Heavy Duty Grade, Self Grounding, Green Pilot Light and Lighted Handle Switches Provide Top Performance in Punishing Industrial Applications Lighted Handle Illuminated When Load is OFF. Pilot Light Toggle Illuminated When Load is ON 133 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)