Welcome to the 4D Controls global eBay store. 4D Controls specialises in the supply of surplus and used automation, control, monitoring and electrical equipment. We carry an extensive range from all the leading brands including Allen Bradley, Modicon, Siemens, Yokogawa, Omron, ABB and more. Our surplus electrical components range includes products from manufacturers such as Sprecher and Schuh, Merlin Gerin, Terasaki, Pepprl+Fuchs, MTL and more.