Huawei Netwprk Switch S5720-28X-LI-24S-AC 24 Gig SFP 10/100/1000 110/220V S5720-28X-LI-24S-AC Overview Building on high-performance hardware and the Huawei Versatile Routing Platform (VRP), the S5720-LI series switches support intelligent stack (iStack), flexible Ethernet networking, and diversified security control. They support multiple Layer 3 routing protocols and provide high performance and service processing capabilities. The S5720-LI series switches are ideal for various scenarios such as enterprise campus network access and gigabit to the desktop. S5720-28X-LI-24S-AC Specification S5720-28X-LI-24S-AC Specification Memory (RAM) 512 MB Flash 240 MB Mean time between failures (MTBF) 41 years Mean time to repair (MTTR) 2 hours Availability gt, 0.99999 Service port surge protection Common mode: plusmn,7 kV Power supply surge protection plusmn,6 kV in differential mode, plusmn,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) 3.2 kg (7.06 lb) Stack ports GE SFP optical ports except combo ports and 10GE SFP+ optical ports RTC Not supported RPS 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, full speed of fans) 41.7 W Typical power consumption (30% of traffic load) 28.9 W Tested according to ATIS standard EEE enabled No PoE power consumption Storage temperature -40C to +70C (-40F to +158F) Noise under normal temperature (27C, sound power) less than 43 dBA Relative humidity 5% to 95%, noncondensing Operating altitude 0-5000 m (0-16404 ft.) The S5720-LI is a next-generation energy-saving gigabit Ethernet switch that provides flexible GE access ports and 10GE uplink ports. Building on next-generation, high-performance hardware and the Huawei Versatile Routing Platform (VRP), the S5720-LI supports intelligent stack (iStack), flexible Ethernet networking, and diversified security control. It provides customers with a green, easy-to-manage, easy-to-expand, and cost-effective gigabit to the desktop solution. Business