- The products of the Weidmüller Group connect and network electrical power and signals in components, machines and installations. Our solutions serve people in the automation of buildings, processes and in industry.  We offer a comprehensive range of modern terminal blocks, complemented by a variety of printed circuit board terminals and connectors, including electronic interface components and modules. A selection of high quality hand and power tools, as well as a broad spectrum of enclosures and markers round off the range.