Juniper Networks EX Series EX4400-48MP

Switch - L3 - Managed - 12 x 100/1000/2.5G/5G/10GBase-T (PoE++) + 36 x 100/1000/2.5G (PoE++) + 2 x 100 Gigabit (uplink / stacking) - front to back airflow - rack-mountable - PoE++ (1300 W)