Panduit FSD86-25-L insulated ferrules are designed for single wire containment and offer superior terminations. They conform to DIN standards, ensuring compatibility with a wide range of terminal blocks. The funnel entry design facilitates faster and more efficient wire insertion, reducing installation costs. The seamless barrel construction securely contains loose wire strands, preventing strand displacement and ensuring reliable electrical connections. These ferrules are ideal for applications requiring secure and efficient wire terminations in limited space panel environments.