STL - Sterlite Technologies (formerly Sterlite Tech) designs and manufactures high-capacity fiber optic cable: more than 50 million kilometers of bare fiber and over 30 million kilometers of full fiber optic cable annually. Our application-based and customized cable solutions cater to high-bandwidth applications of data centers, global internet companies, ISPs and telcos, and citizen network services making the most of AI, 5G and heavy data transmission applications. It is listed on Bombay Stock Exchange and National Stock Exchange of India. It has 636 patents and is active in over 150 countries. The company is specialized. STL is among the three largest fiber optic manufacturers in the world. MCF packs 4-cores into the same cladding diameter as standard. LONDON, Sept. 24, 2025 /PRNewswire/ -- STL (NSE: STLTECH), a leading optical and digital solutions company, today showcased its advanced Unitube Single Jacket Indoor Fibre Optic Cable with 4-core Multi-Core Fiber (MCF) at Connected Britain 2025.
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