[CRS354-48P-4S+2Q+RM] Mikrotik Cloud Router Switch 354-48P-4S+2Q+RM with 48 x Gigabit RJ45 LAN (all PoE-out), 4 x 10G SFP+ cages, 2 x 40G QSFP+ cages, RouterOS L5, 1U rackmount enclosure, 750W PSU

This powerful switch has 48 x 1G RJ45 ports and 4 x 10G SFP+ ports. There are also 2 x 40G QSFP+ ports
for extremely fast fiber connections or linking with other 40 Gbps devices.
All 48 Ethernet ports offer different power output options: Passive PoE,
low voltage PoE, 802.3af/at (Type 1 “PoE” / Type 2 “PoE+”) with auto-sensing,
making this switch the easiest solution to power even the largest setups.