Huawei S5720-28P-LI-AC(24 Ethernet 10/100/1000 ports, 4 Gig SFP, AC power support, Overseas)

Weight (with packaging)	3.9 kg (8.6 lb)
Power supply surge protection	6 kV in differential mode, 6 kV in common mode
Dimensions (H x W x D)	Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 224.8 mm (1.72 in. x 17.4 in. x 8.85 in.), Maximum dimensions (the depth is the distance from ports on the front panel to the parts protruding from the rear panel): 43.6 mm x 442.0 mm x 233.8 mm (1.72 in. x 17.4 in. x 9.21 in.)
Mean time between failures (MTBF)	45 years
Flash	512 MB in total. To view the available flash memory size, run the display version command.
Warranty	1 Year
Typical power consumption (30% of traffic load) Tested according to ATIS standard EEE enabled No PoE power consumption	19.6 W
Operating temperature	0C to 45C (32F to 113F) at an altitude of 0-1800 m (0-5906 ft.), NOTE: When the altitude is 1800-5000 m (5906-16404 ft.), the highest operating temperature reduces by 1C (1.8F) every time the altitude increases by 220 m (722 ft.). The operating temperature of the switch is 0C to 40C (32F to 104F) when it uses GE SFP optical modules with 40 km or longer transmission distances.
Relative humidity	5% to 95%, noncondensing
RPS	Supported
Operating altitude	0-5000 m (0-16404 ft.)
Noise under normal temperature (27C, sound power)	Noise-free (no fans)
Availability	> 0.99999
RTC	Not supported
Rated voltage range	100 V AC to 240 V AC, 50/60 Hz
Mean time to repair (MTTR)	2 hours
Storage temperature	-40C to +70C (-40F to +158F)
Maximum voltage range	90 V AC to 264 V AC, 47 Hz to 63 Hz
Brand	Huawei
PoE	Not supported
Products Status	New
Memory (RAM)	512 MB
Service port surge protection	Common mode: 7 kV
Stack ports	Twenty-four 10/100/1000BASE-T ports and four 1000BASE-X ports
PN	98010768
Certification	EMC certification, Safety certification, Manufacturing certification
Model	S5720-28P-LI-AC
Maximum power consumption (100% throughput)	27.9 W