The ABB KXT1PFPEF-4 is a high-quality accessory designed specifically for use with the XT1 series. This product features a 4-pole configuration and is UL certified, ensuring it meets rigorous safety and performance standards. Ideal for enhancing the functionality of your XT1 setup, this accessory is a must-have for ensuring efficient and reliable operation. With its robust design and compatibility with XT1 models, the ABB KXT1PFPEF-4 is an essential component for any industrial or commercial electrical system.