![How to identify the fan airflow type on Dell EMC Networking S4112T-ON/S4112F-ON model switches. | Dell US How to identify the fan airflow type on Dell EMC Networking S4112T-ON/S4112F-ON model switches. | Dell US](https://supportkb.dell.com/img/ka02R000000hulXQAQ/ka02R000000hulXQAQ_en_US_2.jpeg)
How to identify the fan airflow type on Dell EMC Networking S4112T-ON/S4112F-ON model switches. | Dell US
![Supported switches | Dell EMC SmartFabric Services for PowerEdge ESXi Servers and Isilon Storage | Dell Technologies Info Hub Supported switches | Dell EMC SmartFabric Services for PowerEdge ESXi Servers and Isilon Storage | Dell Technologies Info Hub](https://cdn-prod.scdn6.secure.raxcdn.com/static/media/9198938f-8c47-5a0e-82d9-6db6a62cd3f7/053b05cb-09c4-4136-a797-098c136cb7b9/out/s4112f-on=GUID-20B2D3E3-7342-42A3-9B90-DF14C28A3798=1=en-us=Low.png)
Supported switches | Dell EMC SmartFabric Services for PowerEdge ESXi Servers and Isilon Storage | Dell Technologies Info Hub
![STH on Twitter: "The Dell EMC S4112F-ON is so cool! Rohit's working on the review but what an awesome switch. 12x SFP+ plus 3x 100GbE than can break out into 25/50GbE https://t.co/eJumipGtLq @ STH on Twitter: "The Dell EMC S4112F-ON is so cool! Rohit's working on the review but what an awesome switch. 12x SFP+ plus 3x 100GbE than can break out into 25/50GbE https://t.co/eJumipGtLq @](https://pbs.twimg.com/media/DtHC_MGU0AAzCnT.jpg:large)
STH on Twitter: "The Dell EMC S4112F-ON is so cool! Rohit's working on the review but what an awesome switch. 12x SFP+ plus 3x 100GbE than can break out into 25/50GbE https://t.co/eJumipGtLq @
![DELL Networking S4112F-ON switch/ 12x 10Gb SFP+/ 3x 100GbE QSFP28/ IO to PSU/ 2x zdroj/ reverse / management/ 1Y RtD | eD system a.s. DELL Networking S4112F-ON switch/ 12x 10Gb SFP+/ 3x 100GbE QSFP28/ IO to PSU/ 2x zdroj/ reverse / management/ 1Y RtD | eD system a.s.](https://edshop.edsystem.eu/IMGCACHE/_1528/1528732_0b.jpg)