Huawei S2720-28TP-EI-AC 24 port Ethernet port 10/100 ports Switch
S2720-28TP-EI-AC Specification |
|
Item |
Description |
Memory (RAM) |
256 MB |
Flash |
200 MB |
Mean time between failures (MTBF) |
44.3 years |
Mean time to repair (MTTR) |
2 hours |
Availability |
> 0.99999 |
Service port surge protection |
Common mode: ±6 kV |
Power supply surge protection |
±6 kV in differential mode, ±6 kV in common mode |
Dimensions (H x W x D) |
43.6 mm x 442.0 mm x 220.0 mm (1.72 in. x 17.4 in. x 8.7 in.) |
Stack ports |
Two uplink 1000BASE-X optical ports |
RTC |
Not supported |
RPS |
Not supported |
PoE |
Not supported |
Rated voltage range |
100 V AC to 240 V AC, 50/60 Hz |
Maximum voltage range |
90 V AC to 264 V AC, 47 Hz to 63 Hz |
Maximum power consumption (100% throughput) |
15.7 W |
Typical power consumption (30% of traffic load) |
15.5 W |
Storage temperature |
-40°C to +70°C (-40°F to +158°F) |
Noise under normal temperature (27°C, sound power) |
Noise-free (no fans) |
Relative humidity |
5% to 95%, noncondensing |
Operating altitude |
0-5000 m (0-16404 ft.) |
Certification |
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