S5720S-28P-LI-AC Huawei Switch with 24-ports 1000BASE-T, 4-ports GE SFP, 1 AC Power Fixed
S5720S-28P-LI-AC Huawei Switch with 24-ports 1000BASE-T, 4-ports GE SFP, 1 AC Power Fixed
Memory (RAM) | 512 MB |
Flash | 240 MB |
Mean time between failures (MTBF) | 45 years |
Mean time to repair (MTTR) | 2 hours |
Availability | > 0.99999 |
Service port surge protection | Common mode: 7 kV |
Power supply surge protection | 6 kV in differential mode, 6 kV in common mode |
Dimensions (W x D x H) | 442.0 mm x 220.0 mm x 43.6 mm (17.4 in. x 8.7 in. x 1.72 in.) |
Weight (including packaging materials) | 3 kg (6.62 lb) |
Stack ports | Twenty-four 10/100/1000BASE-T ports and four 1000BASE-X 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) | 20.2 W |
Typical power consumption (30% of traffic load)
| 16.1 W |
Storage temperature | -40°C to +70°C (-40F to +158F) |
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.) |