Huawei S5731-S48S4X(48*GE SFP ports, 4*10GE SFP+ ports, without power module)

Heat dissipation mode	Heat dissipation with fan, intelligent fan speed adjustment
Memory	2 GB
Redundant power supply	1+1, Pluggable AC and DC power modules can be used together in the same switch, but power modules that use natural heat dissipation and power modules that use air cooling cannot be used together.
Products Status	New
Maximum input current [A]	The current specifications depend on the pluggable power modules in use. For details, see the related power module specifications.
USB	Not supported
Power supply mode	Pluggable power supply
Long-term operating altitude [m(ft.)]	0-5000 m (0-16404 ft.)
Chassis height [U]	1
Short-term operating temperature [C(F)]	-5C to +50C (23F to 122F) at an altitude of 0-1800 m (0-5906 ft.)
PoE	Not supported
PN	98011805
MTBF [years]	64.97 years
Input voltage range [V]	AC input: 90 V AC to 290 V AC; 45 Hz to 65 Hz, High-voltage DC input: 190 V DC to 290 V DC, DC input: C38.4 V DC to C72 V DC
Eth Management port	RJ45
Availability	> 0.99999
Ingress protection level (dustproof/waterproof)	IP20
RPS input	Not supported
Noise at normal temperature (acoustic pressure) [dB(A)]	31.79 dB(A)
Static power consumption [W]	50.44 W
Number of card slots	0
Model	S5731-S48S4X
Dimensions with packaging (H x W x D) [mm(in.)]	185 mm x 650 mm x 550 mm (7.28 in. x 25.59 in. x 21.65 in.)
Number of power slots	2
Weight without packaging [kg(lb)]	5.12 kg (11.29 lb)
RTC	Supported
Rated input voltage [V]	AC input: 100 V AC to 240 V AC, 50/60 Hz, High-voltage DC input: 240 V DC, DC input: C48 V DC to C60 V DC
Console port	RJ45
Storage altitude [m(ft.)]	0-5000 m (0-16404 ft.)
Certification	EMC certification, Safety certification, Manufacturing certification
Service port surge protection [kV]	–
Long-term operating relative humidity [RH]	5% to 95%, noncondensing
Airflow direction	Air intake from left, front and right, air exhaustion from behind
Maximum heat dissipation [BTU/hour]	439.79 (150 W AC or 180 W DC), 484.38 (600 W AC)
Wide [mm]	442.0mm
Maximum power consumption [W]	128.89 W (150 W AC or 180 W DC), 141.96 W (600 W AC)
Flash memory	The physical space is 1 GB. You can run the display version command to view the actual available space.
Warranty	1 Year
Typical heat dissipation [BTU/hour]	319.68 BTU/hour
Brand	Huawei
Power supply surge protection [kV]	Configured with AC power modules: 6 kV in differential mode and 6 kV in common mode, Configured with DC power modules: 2 kV in differential mode and 4 kV in common mode
MTTR [hours]	2 hours
Weight with packaging [kg(lb)]	7.65 kg (16.87 lb)
Height [mm]	43.6 mm
Types of fans	Built-in
Typical power consumption [W]	93.69 W
Long-term operating temperature [C(F)]	-5C to +45C (23F to 113F) at an altitude of 0-1800 m (0-5906 ft.)
Storage temperature [C(F)]	-40C to +70C (-40F to +158F)
Noise at normal temperature (acoustic power) [dB(A)]	45.47 dB(A)