CABLES ESPECIALES DE FIBRA (CEF) manufactures and commercializes fiber optic cables, optoelectronic equipment, and accessories.
CABLES ESPECIALES DE FIBRA (CEF) is a Spanish company and part of the CUNEXT Group. In December 2025, it acquired OPTRAL, a company with over 35 years of experience in the manufacture of high value-added fiber optic cables and optoelectronic equipment.
Innovation and quality are fundamental pillars of our business; therefore, our entire production process is certified in compliance with high international quality standards.
We operate a Technological and Production Center in Barcelona, a Production and Logistics Center in Fraga, and an office in Madrid. Additionally, we work with an extensive and carefully selected network of commercial partners worldwide, allowing us to be present in more than 70 countries.
Our commitment is to our customers: we help them grow and achieve their business goals through a highly qualified, cross-functional team of engineers and professionals. We strive to address all technical and commercial requirements quickly and efficiently.
Our clients include renowned multinational companies in the Telecommunications, Industrial, Data Centers, Broadcast, Oil & Gas, Naval, Military, and Renewable Energy sectors.