New polymer energy tube for safe energy supply and for protection of hoses and cables on dynamic applications, like on tooling machines. The new oval design prevents an adheres of dirt and chips. Due to the special covered connectors and sealed links, the tube is almost absolutely tight and ideal for the use in chip areas. The tube is to open at the outer radius, therefore cables and hoses can be easily harnessed. Numerous accessories make this plastic tube a perfect partner for the machine tool sector.