What is the switching performance?

The switch provides 1.08 Tbps switching capacity (2.16 Tbps full duplex), 440 Mpps throughput (880 Mpps full duplex), and 906 ns latency. With 32MB packet buffer, 8GB memory, and 16GB SSD, it handles intensive L2/L3 traffic efficiently.

What operating systems are supported?

It uses Open Network Install Environment (ONIE) and supports Dell SmartFabric OS10 or alternate third-party NOS. This enables programmability for VXLAN, DCB, OSPF, BGP in software-defined networks.

What is the form factor and mounting?

1RU half-rack width, rack-mountable with tool-less ReadyRails and tandem tray. Dimensions suit standard 19-inch racks, with fixed fans and airflow options from I/O panel to PSU or reverse.

What are the power specifications?

Dual hot-swap AC/DC PSUs, typical 140W, maximum 304W, 2.8A@110VAC / 1.4A@220VAC. Supports 100-240 VAC 50/60 Hz with redundancy for high availability.

What environmental conditions does it support?

Operating temperature 0° to 45°C (32° to 113°F), Dell Fresh Air 2.0 compliant, 5-90% RH non-condensing. Storage -40° to 70°C, ideal for energy-efficient datacenters.

S5212F-ON - Dell S5212F-ON 12x25GbE+3x100GbE Layer 3 Switch

Name: Dell S5212F-ON 12x25GbE+3x100GbE Layer 3 Switch
Brand: Dell
SKU: S5212F-ON
Price: 3822 USD
Availability: InStock

S5212F-ON - Dell S5212F-ON 12x25GbE+3x100GbE Layer 3 Switch | US IT Hardware

Product overview

The Dell PowerSwitch S5212F-ON is a high-performance, open networking top-of-rack switch from the S5200-ON series, designed for datacenter environments. It features 12x 25GbE SFP28 ports and 3x 100GbE QSFP28 uplink ports, delivering 1.08 Tbps switching capacity (2.16 Tbps full duplex) and 440 Mpps throughput with 906 ns latency. Supporting Open Network Install Environment (ONIE), it runs Dell SmartFabric OS10 or alternate NOS, enabling flexible software-defined networking. The 1RU half-rack form factor includes tool-less ReadyRails mounting, dual hot-swap AC/DC PSUs with airflow options, and Dell Fresh Air 2.0 compliance up to 45°C. Equipped with 8GB CPU memory, 16GB SSD, and 32MB packet buffer, it handles 288K MAC addresses, 128K IPv4 routes, and advanced L2/L3 features like VXLAN and DCB. Ideal for spine/leaf, cloud, and HPC use cases requiring non-blocking 25/100GbE performance.

12x25GbE SFP28 + 3x100GbE QSFP28 ports
1.08 Tbps switching, 440 Mpps throughput
ONIE supports OS10 or 3rd-party NOS
1RU half-width with hot-swap dual PSUs
0-45°C operation, Fresh Air 2.0 compliant
32MB buffer, 288K MAC, 128K IPv4 routes

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Packet Buffer
Manufacturer part #	S5212F-ON
Brand	Dell
Condition	Refurbished
Model	S5212F-ON
VLANs	4K
CPU Memory	8GB
IPv4 Routes	128K
Status LEDs	Stack ID LED; Reset button on I/O side
Product Line	PowerSwitch S5200-ON Series
Product Type	Open Networking Top-of-Rack Switch
MAC Addresses	32K min, 288K max

Compatible systems

ONIE-compatible; supports Dell SmartFabric OS10 and alternate network operating systems

Best for

Top-of-Rack
Deploys as compact 1RU half-width switch with 12x 25GbE SFP28 ports for server connectivity and 3x 100GbE QSFP28 uplinks in dense rack environments.
Spine/Leaf
Supports high-density 100GbE spine/leaf fabrics with 1.08 Tbps non-blocking switching and ONIE for custom NOS in software-defined datacenters.
Cloud/HPC
Handles demanding compute/storage traffic via 440 Mpps throughput, VXLAN, DCB, and 32MB packet buffer for cloud and high-performance computing clusters.
Middle-of-Row
Scalable L2/L3 features like 128K IPv4 routes and flexible airflow options suit MoR deployments with dual hot-swap PSUs up to 304W max power.

Frequently asked questions

What ports does the Dell S5212F-ON have?

Details

Shipping, warranty & returns

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Ethernet Speed	25GbE and 100GbE

Switching Technology	Open Network Install Environment (ONIE); Supports Dell SmartFabric OS10 and alternate NOS

MAC Address Table Size	160000 entries

Default Operating System	Dell OS10 Enterprise

Compliance Certifications	Dell Fresh Air 2.0

SSD	16GB

CPU Memory	8GB
Packet Buffer	32MB

Latency	906 ns
Throughput	440 Mpps (880 Mpps full duplex)
Switching Capacity	1.08 Tbps (2.16 Tbps full duplex)

Max Wattage	304W
Typical Power	140W
Power Supplies	2x Hot-swap AC or DC PSU; I/O Panel to PSU Airflow or PSU to I/O Panel Airflow options

Physical Characteristics

Weight	4.5kg (10.05lbs)
Dimensions	8.2”W x 19.3”D x 1.6”H (20.9 x 49.0 x 4.1 cm)
Form Factor	1RU rack-mountable; Half-rack width; Tool-less ReadyRails mounting with tandem tray

Airflow	Reverse Airflow
Max Thermal Output	1037 BTU/h
Operating Temperature	Dell Fresh Air 2.0 compliant up to 45°C

USB Ports	1 USB 2.0
Console Port	1x RJ45 serial console/management port with RS232 signaling
Network Ports	12x 25GbE SFP28; 3x 100GbE QSFP28
Management Interface	RJ45 console/management port

Dell S5212F-ON 12x25GbE+3x100GbE Layer 3 Switch

Product overview

Featuring

Compatible systems

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

Storage

Processor

Network & Communication

Power Consumption

Physical Characteristics

Environmental

Interface/Ports