IEC Pin and Sleeve Connector, Number of Poles 3, Number of Wires 4, Amps 20, Color Red, Phase 3, HP 5, Voltage 480VAC, Body Material Zytel 801 Nylon, Features Watertight and Abuse Resistant, Standards UL Listed File No: E146033, UL1682 and UL1686C2, CSA Certified File No: LR280C, C22.2 No. 182.1, IEC 603091 and 603092 Also known as -HUBBELL WIRING DEVICEKELLEMS HBL420C7W Connector Body, 3 P, 4 W