Dell Networking S4112F-ON RA 12 Port 10Gbps Layer 2 & 3 Switch (2xPSU) - OS10 - Ref
Dell Networking S4148T-ON - Switch - L3 - Managed - 48 x 10GBase-T + 4 x 100 Gigabit QSFP28 + 2 x 40 Gigabit QSFP+ - front to back airflow - rack-mountable - Dell Smart Value (210-ALSM) for business | Atea eShop
Dell Networking, Transceiver, SFP, 1000BASE-SX connector | Dell UK