Since 1937, CITEL has been protecting critical networks and equipment from transient overvoltages. Whether a large magnitude lightning strike or the relentless barrage of switching events, our surge protectors keep sensitive electronics safe and operations uninterrupted. As a family-owned company, we are committed to adhering to the highest standards, while continuously investing in research and development to advance surge protection technology. We design, manufacture and supply a comprehensive range of surge protection devices engineered for diverse applications, ensuring reliability and safety across systems. Our product range includes AC Power, DC Power, Dataline, and Radiofrequency.