Kontakt Super 10 is a highly efficient switch and contact cleaner. It offers a combination of high purity electrical cleaning and mechanical lubrications for contacts, switches and relays.Removes grease, tarnish, oxidisation and other contamination from contact surfaces and leaves a protective conductive lubricating filmCuts voltage drop between contacts by increasing the surface area and reducing resistanceThe residual film resists drying and the attraction of dustImproves the current flow and protects against friction200ml