Dell networking
Dell PowerSwitch S4000 series (S4048, S4112, S4128, S4148)
10 GbE data center switches with 40/100 GbE uplinks running Dell OS10 (or OS9 on older S4048), used as top-of-rack for servers and iSCSI storage.
10 GbE data center switches with 40/100 GbE uplinks running Dell OS10 (or OS9 on older S4048), used as top-of-rack for servers and iSCSI storage. Half-width S4112 and full-width S4128/S4148 variants, with T (copper) and F (fiber) options.
Field notes
The S4128T-ON and S4148T-ON are the usual 10GBASE-T choice under a PowerEdge rack. VLT (virtual link trunking) pairs two switches for host redundancy without spanning tree.
Models
| Model | Ports and notes | Status |
|---|---|---|
| PowerSwitch S4048-ON / S4048T-ON | 48x 10 GbE SFP+ (10GBASE-T on T), 6x QSFP+ 40 GbE | previous |
| PowerSwitch S4112F-ON / S4112T-ON | 12x 10 GbE, 3x QSFP28 100 GbE, half-width | current |
| PowerSwitch S4128F-ON / S4128T-ON | 28x 10 GbE, 2x QSFP28 100 GbE | current |
| PowerSwitch S4148F-ON / S4148T-ON | 48x 10 GbE, 2x QSFP+, 4x QSFP28 | current |
What RackLedge does
- Design and configuration of Dell PowerSwitch S4000 series (S4048, S4112, S4128, S4148) deployments
- Installation, stacking and uplink design
- Firmware updates and configuration backups
- Troubleshooting: spanning tree, PoE budgets, VLAN and routing issues
- Replacement planning for end-of-life models
Other product families
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