50 Pack Closed end connectors are used in situations requiring pigtail of two or more wires Specifications Wire Size: 22-14 AWG Copper wire only Maximum Voltage Rating: 600 V Building Wire 1000 V signs, fixtures (Luminaires) Maximum Operating Temp: 221F (105C) Maximum Current: Same as Wire Insulator Material: Nylon Sleeve Material: Steel Sleeve Plating: Tin