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S4112T-ON
Dell Networking S4112T, 12 x 10GBaseT, 3 x 100GbE QSFP28, IO...
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S4112T-ON is a robust, managed, stackable switch designed with an efficient architecture that caters to enterprise-level performance and scalability. It offers versatile power options with an AC power supply and features a combination of Ethernet and SFP ports to support diverse connectivity needs, making it ideal for critical network environments.
S4112T-ON is engineered for seamless stacking and high-performance data routing at Layer 2 and Layer 3, ensuring cost-effective scalability in growing networks. Its balanced mix of fixed Ethernet ports and dedicated uplink interfaces serves various use cases ranging from campus connectivity to small and medium business deployments.
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Request bulk order quote for S4112T-ON for additional pricing. Browse the full Dell Networking S4100-On Switches series or explore all Dell products.
In an enterprise data center upgrading to a spine-leaf fabric, the Dell Networking S4112T (12×10GBaseT, 3×100GbE QSFP28, OS10) provides low-latency switching and front-to-back airflow. It delivers 1.2Tbps throughput, automates provisioning via OS10 APIs, and ensures non-stop operations with dual AC PSUs—resulting in 30% faster east-west traffic and 99.999% uptime.
A cloud service provider deploys the Dell Networking S4112T in its top-of-rack (ToR) cabinets to aggregate virtual machine traffic over 12×10GBaseT server links and 3×100GbE uplinks. OS10’s built-in automation and BGP EVPN segmentation reduce manual config by 50%, cut oversubscription, and improve bandwidth scalability—driving a 40% boost in VM provisioning speed.
At a telecom edge PoP hosting IoT and 5G gateways, the Dell Networking S4112T consolidates 10GBaseT device inputs and 100GbE core uplinks. Its compact form factor, OS10-driven telemetry, and redundant AC PSUs enable sub-millisecond latency, real-time analytics, and 24/7 reliability—reducing deployment costs by 25% and accelerating time-to-market.
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 S4112T-ON |  S4128T-ON |  S4128F |  S4112F-ON |  S4148F | |
|---|---|---|---|---|---|
| Depth | 14 inches | 18 inches | 18 inches | N/A | 28 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | N/A | 1.75 inches |
| IOS | LAN Base | IP Services | LAN Base | IP Services | LAN Base |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | S4112T-ON | S4128T-ON | S4128F | S4112F-ON | S4148F |
| Media Type Supported | Twisted Pair | Twisted Pair | Twisted Pair / Fiber | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber / Combo |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 12 Ports | 48 Ports | 48 Ports | 12–24 Ports | 48 Ports |
| Number of Ethernet Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | POE+ | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | N/A | 24 x 10/100/1000 Ethernet ports, 4 x 10G SFP+ uplink ports | N/A | 48 Ethernet ports with 4 dedicated SFP uplink ports |
| Power Consumption | N/A | N/A | 150 W | N/A | 200 W |
| Power Source | AC Power Supply | AC Power Supply | Redundant Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | S4112T-ON Managed Stackable Switch | Edgecore Networks S4128T-ON 48-Port 10G Rack-Mount Switch | S4128F High-Performance Rack-Mount Switch | S4112F-ON High Performance Modular Switch | S4148F High-Performance Data Center Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 64 Gbps | 176 Gbps | 320 Gbps | N/A | 320 Gbps |
| Switching Capacity with Stacking | 128 Gbps | 352 Gbps | 640 Gbps | N/A | 640 Gbps |
| Uplink Configuration | 1G | 10G | 10G | 1G / 10G / 40G | 10G |
| Weight | 15 lbs | 15 lbs | 15 lbs | N/A | 20 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | N/A | 17 inches |
10GBase T ports work flawlessly with copper servers. OS10 management is straightforward.
Strong performance and consistent uptime since deployment.
Great option for copper based leaf switching.
Handles virtualization traffic without latency spikes.
Very satisfied with reliability.
The Dell Networking S4112T is a top-of-rack data center switch engineered for high-performance, low-latency connectivity in cloud, virtualized and enterprise environments.
It provides 12×10GBase-T RJ45 ports for copper connectivity and 3×100GbE QSFP28 ports for high-speed uplinks.
The switch delivers up to 1.2Tbps of switching capacity with a forwarding rate of 892Mpps for line-rate performance.
The S4112T ships with dual hot-swappable AC power supply units for N+1 redundancy and continuous operation.