H3C Technologies H3C S5120 Series Switches - Manual (Page 48)

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NOTE:
The S5120-52C-PWR-EI is shipped with the two expansion interface card slots covered by filler panels.
You can select one or two interface cards for your switch as needed. For the interface cards available for
the S5120-EI Switch Series, see "
Interface cards ." For how to install an interface card, see " Installing and
removing an interface card ."
Technical specifications
CAUTION:
Only the recommended RPS can be used for the RPS receptacles on the S5120-EI Switch Series. The –48
VDC in the equipment room cannot be used directly. Otherwise, the device might be damaged.
The S5120-EI Switch Series includes the following models:
• S5120-28C-EI
• S5120-52C-EI
• S5120-24P-EI
• S5120-48P-EI
• S5120-28C-PWR-EI (including the PoE and PoE+ models)
• S5120-52C-PWR-EI (including the PoE and PoE+ models)
Each model has the specifications as shown in Table 7 and Table 8 .
Table 7 The S5120-EI Switch Series technical specifications (1)
Item S5120-28C-EI S5120-24P-EI S5120-52C-EI S5120-48P-EI
Dimensions (H × W
× D) 43.6 × 440 × 300 mm
(1.72 × 17.32 × 11.81 in) 43.6 × 440 × 300 mm (1.72 × 17.32 ×
11.81 in)
Weight < 4.5 kg (9.92 lb) < 5 kg (11.02 lb)
Management port One console port, on the front panel
GE ports
24 × 10/100/1000Base-T auto-sensing
Ethernet port
4 × 1000Base-X SFP port 48 × 10/100/1000Base-T auto-sensing
Ethernet port
4 × 1000Base-X SFP port
The last four 10/100/1000Base-T Ethernet ports and the four SFP ports comprise four
combo interfaces. For each combo interface, either the SFP port or the corresponding
Ethernet port can be used at a time. For the combo interface mapping relationship,
see
Table 11 .