The Z7.280.8027.0, type IVB WKF 2,5-20, is an insulated cross connector accessory designed for creating electrical jumpers between terminal blocks. This 20-pole component is designed to bridge up to 20 adjacent blocks within the fasis and selos product families, such as the WT 2,5 and WKFN 2,5 series. It provides a quick and reliable method for potential distribution in control cabinets and other industrial electrical installations.