The Dell PowerSwitch S4048T-ON (part number 0YMFPH) is a 1U rack-mounted Layer 3 managed switch designed for high-speed data center and enterprise networking environments. It features 48 × 10GBase-T RJ-45 ports providing line-rate 10 Gigabit Ethernet connectivity to servers and storage, plus 6 × QSFP+ ports supporting 40GBase-X uplinks for backbone connectivity to core infrastructure. The switch supports standard Ethernet switching, routing, and VLAN capabilities with full management via CLI and web interface. Dual power supplies with redundancy and standard 19" rack mounting hardware ensure reliability in production deployments. Typical applications include virtualized data centers, high-performance computing clusters, and enterprise storage networks where distributed 10GbE access with high-speed fabric uplinks is required. Tested and guaranteed; available via quote.