Feedthrough terminal block, 231 Series, operating tool Convenient electrical installations are guaranteed with feedthrough terminal block (item number 231-609/017-000). Strip lengths must be between 8 and 9 mm when connecting conductors to feedthrough terminal block. This product features one conductor terminal and utilizes CAGE CLAMP®. Our CAGE CLAMP® connection offers a dependable and maintenance-free way to connect all types of conductors. You do not need to prepare the conductor in any way, such as crimping ferrules. The item's dimensions are (60.2 x 19 x 19.1) mm (width x height x depth). Depending on the type of conductor, feedthrough terminal block is suitable for conductor cross sections ranging from 0.08 mm² to 2.5 mm². Tin is used for coating the contact surfaces. The feedthrough terminal block is designed for THT soldering.