Feedthrough terminal block, 741 Series, with 7.5 mm pin spacing Enjoy error-free electrical installations with feedthrough terminal block (item number 741-309). Ensure that the strip lengths are between 5 and 6 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 (66.5 x 22.5 x 12.8) 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. THT is used to solder the feedthrough terminal block.