Tough nylon construction with crush / impact resistance that exceeds hospital grade and Fed Spec requirements: arc resistance exceeds UL requirements. Self-hinge swings wide open to make quick, easy work of light, clean connections. Insert conductors into terminals and tighten terminal screws: close hinge housing around cord and tighten housing screws. Enclosed terminals provide solid, internally-clamped connections. Molded finger grips promote safe, sure handling. High-visibility yellow and orange, or gray. Hospital Grade version displays the Hospital Grade green dot. For covering patents, see www.legrand.us/patents. Specifications Product Line Pass & Seymour Color Yellow UPC Number 785007237634 Country Of Origin Mexico Application Sector Commercial Standard UL Listed Type Straight Blade cULus Listed Yes Number of Wires 3 Amperage 20 A Number of Poles Double Pole Wire Size 18 - 10 AWG Voltage 250.0 V Product Width US 1.34 in Product Depth US 1.21 in Product Length US 1.83 in