OPTOKON, a.s. and OPTOKON Kable spol. s r.o. constantly focus on the quality of our raw materials and end products, as well as providing a high level of service to our customers. As a result, we have decided to offer a lifetime warranty for our patch cords and a 25-year warranty for our cables. This commitment is backed by our updated production testing system and rigorous testing of cables during the manufacturing process.