3M Performance Plus Wire Connectors can electrically connect two or more conductor ends in a pigtail application and insulate the connection. A wider wire range lets three R/Y+ connectors handle the work of eight standard connectors, with a wire range of No. 22 through No. 8 AWG solid and stranded copper conductors. These flame-resistant connectors are UL Listed as a pressure wire connector and meet CSA Standard C22.2 No. 188-M1983, making 3M Performance Plus Wire Connectors as easy to use as they are dependable for electrical cable applications.