The PHOENIX CONTACT AI 16 - 18 BU is a high-quality ferrule designed for optimal electrical connections. It features a sleeve length of 18 mm, ensuring secure and efficient wire termination. With a total length of 28 mm, it can be easily integrated into various electrical systems. The blue color makes it easily identifiable, simplifying installation and maintenance processes. Trust PHOENIX CONTACT for reliable and precise ferrules to meet your electrical connection needs.