Huawei Switches Series S5720-52C-EI

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Huawei S5720-52C-EI (48 Ethernet 10/100/1000 ports, with 1 interface slot).

Item	Description
Memory (RAM)	256 MB
Flash	32 MB
Mean time between failures (MTBF)	46.05 years when a 2-port 10GE interface card is configured, 57.08 years when a 4-port GE front card is configured, 25.58 years when a 4x10GE front card is configured
Mean time to repair (MTTR)	2 years
Availability	> 0.99999
Service port surge protection	Common mode: ±2 kV
Power supply surge protection	Using AC power modules: ±6 kV in differential mode, ±6 kV in common mode
Power supply surge protection	Using DC power modules: ±1 kV in differential mode, ±2 kV in common mode
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)
Weight	Fully configured: ≤ 8.5 kg (18.74 lb)
Stack ports	Two stack ports available on each stack card
RPS	Not supported
PoE	Not supported
Rated voltage range	100 V AC to 240 V AC, 50/60 Hz
Rated voltage range	-48 V DC to -60 V DC
Maximum voltage range	90 V AC to 264 V AC, 47 Hz to 63 Hz
Maximum voltage range	-36 V DC to -72 V DC
Maximum power consumption (100% throughput, full speed of fans)	88 W
Operating temperature	0°C to 50°C (32°F to 122°F)
Storage temperature	-40°C to +70°C (-40°F to +158°F)
Noise under normal temperature (27°C, sound power)	< 41 dB(A)
Relative humidity	5% to 95%, noncondensing
Operating altitude	AC power modules configured: 0-5000 m (0-16404 ft.)
Operating altitude	DC power modules configured: 0-2000 m (0-6562 ft.)
Certification	EMC certification
	Safety certification
	Manufacturing certification
Part number	2352354