Female connector, 2231 Series, with 5 mm pin spacing Our female connector (item number 2231-1103/328-000) is designed for seamless electrical installations. Ensure that the strip lengths are between 11 and 12 mm when connecting conductors to this female connector. This product features one conductor terminal and utilizes Push-in CAGE CLAMP®. Push-in CAGE CLAMP® connection technology is ideal for connecting all conductor types. It allows direct insertion of both solid and fine-stranded conductors with ferrules without the need for tools—all thanks to its pluggable design. Depending on the type of conductor, this female connector is suitable for conductor cross sections ranging from 0.2 mm² to 2.5 mm². Tin is used for coating the contact surfaces.