Prysmian Singlemode OS2 G657a1 Loose Tube Cable, LSZH, Eca, Ext

The Prysmian Singlemode OS2 G657.A1 Loose Tube Cable, LSZH, Eca, External delivers reliable, long-distance data transmission across campus, enterprise, telecommunications, and outdoor network installations. It features OS2 G657.A1 singlemode fibres that support high-speed Ethernet, fibre channel, and broadband applications over extended distances. With enhanced bend performance, it is ideal for backbone networks, data centres, FTTx deployments, and external fibre optic infrastructure where installation flexibility is required.
Its loose tube construction provides protection against moisture, temperature fluctuations, and mechanical stresses, making it suitable for demanding outdoor environments. The LSZH outer sheath improves fire safety by reducing the release of smoke and corrosive gases during a fire, while the Eca Euroclass fire rating ensures compliance with the CPR.
It is designed for external use and delivers robust, long-term performance in ducts, trays, and other outdoor installations where environmental protection is essential. Its durable construction maintains reliable optical performance under a variety of conditions while remaining straightforward to install. It combines low attenuation, reliable signal integrity, enhanced bend resistance, and environmental resilience to make it an ideal choice for scalable outdoor fibre networks.