Panduit's FSD91-27-Q large insulated ferrule is a critical component for ensuring secure and reliable electrical connections in demanding industrial environments. Designed for use with large flex cable (#1 AWG to 500 kcmil), these ferrules manage individual wire strands, preventing broken strands and minimizing the cable's outer profile. They are commonly used in electrical distribution panels, switchgear, motor control centers (MCC), and transmission stations, contributing to improved efficiency, equipment reliability, and overall safety. The ferrules are compatible with the CT-3001 and CT-3001/E crimping tools, ensuring consistent and high-quality terminations.