STL launches world's slimmest 864F IBR cable for US hyperscalers
This product launch enhances STL's competitive offering and market position in the high-growth data center and telecom sectors in the United States, potentially contributing to future revenue and market share, though its immediate financial impact is not specified.
The company launched an innovative, 'world's slimmest' optical fiber cable with high density and performance, targeting key growth markets like hyperscalers and data centers in the US, indicating technological leadership and market expansion.
Sterlite Technologies Inc. (STI), a U.S. subsidiary of Sterlite Technologies Limited (STL), announced on 4 September 2025, the launch of the Celesta Intermittent Bonded Ribbon (IBR) Cable, touted as the world's slimmest optical fiber for data center operators, hyperscalers, and telecom service providers in the United States. * The Celesta IBR Cable offers best-in-class high fiber density, packing 864 fibres into a cable diameter of only 11.7 mm, optimized for jetting in a 14mm inner diameter duct. * It demonstrated a record jetting performance of approximately 4,700 ft (1,500+ m) in under 20 minutes. * The cable utilizes STL’s bend-insensitive HD G.657.A2 200-micron fiber and industry-standard sheathing for superior installation performance. * It meets ICEA 122-744 standards, is GR 20 compliant, and can be installed in a 14/18 mm micro subduct. * Dr. Badri Gomatam, CTO, STL, stated that the breakthrough Celesta IBR cable underscores STL’s commitment to advanced engineering and customer-centric innovation, empowering hyperscalers and data centers to scale efficiently and sustainably.
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Sterlite Technologies Limited filed this with the NSE as a statutory disclosure, categorised under product launches. It is a primary document, not a recommendation, and the desk marks it medium impact: worth reading, rarely worth acting on by itself.
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