Figure 5. S4112T–ON Series DC I/O-side view
1 Twelve RJ-45 ports 2 Micro USB-B console port
3 Stack ID 4 Ethernet management port
5 RS-232 console port 6 DC PSUs
7 RJ-45 management port 8 Three QSFP28 ports
The S4112–ON Series fan-side of the switch has three integrated fans.
NOTE: The S4112-ON Series has a DC power source rated -40 to -72 VDC, 6A minimum, Tma=40C, and an altitude operation of
3048m. The power cable is 10AWG, 16A minimum, with a 72V minimum rating.
Figure 6. S4112–ON Series AC and DC fan-side view
1
Ground holes 2 Fans
Features
The S4112–ON Series (S4112F-ON and S4112T-ON) oers the following features:
• S4112F-ON: 12 xed 1/10GbE SFP+ ports and 3 xed 100GbE QSFP28 ports
• S4112T-ON: 12 xed 1/10GBASE-T RJ-45 ports and 3 xed 100GbE QSFP28 ports
• One MicroUSB-B serial console port
• One RJ-45 serial console port
• One universal serial bus (USB) Type-A port for more le storage
• One ESD Jack
• One 2-Core Rangeley C2338 processing unit (CPU), 7.5Watts TDP 1.7 GHz, one memory channel with one 4GB 1600MTS DDR3 SO-
DIMM module, and one 16GB mSATA/M.2 SSD module
• Seven-segment stacking indicator
• Two power supply units
• Integrated fan units
• 1/2RU chassis
S4112–ON Series switch
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