Most Fiber cables don't Need to be Replaced. If installed and protected correctly against technical and environmental conditions, they can last: 25–50 years (outdoor plant infrastructure, long-haul wiring) 15–30 years (indoor building wiring systems) 10–20 years (FTTH plant drop. Most Fiber cables don't Need to be Replaced. In modern enterprise and hyperscale data networks, fiber optic infrastructure represents one of the most capital-intensive and long-lived investments. While routers, switches, and transceivers often have upgrade cycles of 3 to 5 years, properly installed and maintained fiber cabling systems can. The lifecycle of fiber optic products involves multiple stages, from initial design and manufacturing to deployment, maintenance, and eventual upgrades or replacement. Proper lifecycle management ensures reliability, cost-effectiveness, and minimal environmental impact (2).
[PDF Version]