Ground terminal block, 279 Series, green-yellow Connect conductors quickly and securely with this ground terminal block (item number 279-907/999-950). Strip lengths must be between 8 and 9 mm when connecting conductors to this ground terminal block. WAGO's ground terminal blocks allow you to connect electrical conductors directly to the mounting rail thanks to an integrated contact foot. This connection ensures both electrical and mechanical stability between the conductors and the mounting adapter. Featuring conductor terminals along with CAGE CLAMP®, this product delivers reliable performance. Our CAGE CLAMP® connection provides a secure 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 (4 x 54 x 31.5) mm (width x height x depth). Depending on the conductor type, this ground terminal block is suitable for conductor cross sections ranging from 0.08 mm² to 1.5 mm². An operating tool is used to operate this through rail-mount terminal block.