The harness itself, is used most highly in the electrical industry. They are used in wiring in residential as well as commercial buildings. Then there are those that are made to supply electrical energy to control panels in various kinds of pumps, telecom components, and textile machines. Power joints connect cables of higher current rating from one machine part to the other. XLPE, HR cables are used for high current applications. Among the many other varieties of electrical components available are an electrical fuse, switches, fuse holders, wiring connectors, switch panels, and relay connectors.