Robust, lightweight and long-lasting: these are the qualities of the igus energy chains made from high-performance polymers. To ensure that users are always on the safe side, igus is now offering a 36-month guarantee on its energy chains. It is easy and quick for the customer to obtain the certificate. To do this, open the online service life calculator for e-chains and enter the dynamic specifications and the environmental conditions of the application. The online tool will then calculate the guaranteed service life of the energy chain. With one click, the customer receives the certificate by e-mail.