Huawei S5700-28C-SI(24 Ethernet 10/100/1000 PoE+ ports, 4 of which are dual-purpose 10/100/1000 or SFP)

Maximum power consumption (100% throughput, full speed of fans)：	56 W
Operating temperature：	0C to 50C (32F to 122F)
Products Status：	New
Rated voltage range：	-48 V DC to -60 V DC, 100 V AC to 240 V AC, 50/60 Hz
Storage temperature：	-40C to +70C (-40F to +158F)

Maximum power consumption (100% throughput, full speed of fans)	56 W
Operating temperature	0C to 50C (32F to 122F)
Products Status	New
Rated voltage range	-48 V DC to -60 V DC, 100 V AC to 240 V AC, 50/60 Hz
Storage temperature	-40C to +70C (-40F to +158F)
Service port surge protection	2 kV in common mode
Power supply surge protection	Using AC power modules: 6 kV in differential mode, 6 kV in common mode, Using DC power modules: 1 kV in differential mode, 2 kV in common mode
PoE	Not supported
PN	2352341
Mean time to repair (MTTR)	2 hours
Memory (RAM)	256 MB
Availability	> 0.99999
Noise under normal temperature (27C, sound power)	< 41 dB(A)
RPS	Not supported
Flash	32 MB
Relative humidity	5% to 95%, noncondensing
Operating altitude	AC power modules configured: 0-5000 m (0-16404 ft.), DC power modules configured: 0-2000 m (0-6562 ft.)
Model	S5700-28C-SI
Dimensions (H x W x D)	43.6 mm x 442.0 mm x 420.0 mm (1.72 in. x 17.4 in. x 16.5 in.)
Weight	Empty: 5 kg (11.02 lb), Fully configured: 8.5 kg (18.74 lb)
Certification	EMC certification, Safety certification, Manufacturing certification
Mean time between failures (MTBF)	53.7 years when a 2-port 10GE interface card is configured, 74.9 years when a 4-port GE front card is configured, 29.58 years when a 4-port 10GE front card is configured
Wide [mm]	442.0mm
Stack ports	Two stack ports available on each stack card
Warranty	1 Year
Brand	Huawei
Height [mm]	43.6 mm
Maximum voltage range	90 V AC to 264 V AC, 47 Hz to 63 Hz, -36 V DC to -72 V DC
Depth [mm]	420.0mm