Thomas & Betts Color-Keyed® 2-Way Splice connector is suitable for connecting size 4/0-AWG and 250-KCMIL (550/24 Flex) conductors. Splice connector color-coded in yellow, aids for easy identification. It measures 0.79-Inch Dia x 3.38-Inch. Splice connector has voltage rating of 600-Volts - 35-Kilo-Volts. Splice connector is UL listed and CSA certified.