The ABB KXT1CU-4PC kit is an essential accessory designed specifically for use with XT1 MCCBs. This kit includes four pieces of FCCUXT1 connectors suitable for 14-1/0 AWG wire sizes, ensuring a reliable and secure connection. Certified by UL and CSA, this kit meets rigorous safety and quality standards, making it ideal for a wide range of electrical applications. The ABB brand guarantees high performance and durability, making this kit a valuable addition to any electrical installation toolkit.