Square D,CB POWER DISTRIBUTION CONNECTOR (1),Circuit Breaker Power Distribution Connector Kit,MAL, MHL Circuit Breaker (125A to 1000A),UL Listed, CSA Certified, IEC Rated,Used for Multiple Load Connections on One Circuit Breaker, For Use on Load End of Circuit Breaker, For Use in UL508 Industrial Applications, UL 1995/CSA C22.2 No. 236 Heating and Cooling Equipment, For Copper Wire Only