Carry 10 GbE traffic farther without changing the network design around it. This Aruba JL783A SFP+ LR transceiver is built for long-reach optical links over single-mode fiber, giving infrastructure teams a clean way to connect switches across buildings, floors, or distributed network rooms. The LC connector and SFP+ form factor make it straightforward to integrate into supported enterprise switches, while the 10 km reach supports the kind of uplinks that demand more than short-range optics can deliver. That matters when link stability, fiber planning, and predictable deployment are part of the operating standard. For teams balancing uptime, distance, and procurement discipline, this module offers a clear fit: a purpose-built 10 GbE transceiver for long-reach SMF environments. It is the right choice when the cost of a link failure is higher than the cost of specifying the correct optic from the start.