48-port 1 GbE SFP fiber switch bundle includes 4x10 GbE SFP+ uplinks/stacking, 2x40 GbE QSFP+ uplinks/stacking, 1x250 W AC power supply and one fan, front-to-back airflow.
48-port 1 GbE SFP fiber switch bundle includes 4x10 GbE SFP+ uplinks/stacking, 2x40 GbE QSFP+ uplinks/stacking, 1x250 W AC power supply and one fan, front-to-back airflow, three years 24x7 remote support.