Huawei S310-24T4S 24 Ports Switch

Dimensions without packaging (H x W x D) [mm(in.)]
Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 220.0 mm (1.72 in. x 17.4 in. x 8.66 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 227.0 mm (1.72 in. x 17.4 in. x 8.94 in.)

Dimensions with packaging (H x W x D) [mm(in.)]:90.0 mm x 550.0 mm x 360.0 mm (3.54 in. x 21.65 in. x 14.17 in.)
Chassis height [U]:1 U
Chassis material:Metal
Weight without packaging [kg(lb)]:2.32 kg (5.11 lb)
Weight with packaging [kg(lb)]:3.44 kg (7.58 lb)
Typical power consumption [W]:26.37 W
Typical heat dissipation [BTU/hour]:89.98 BTU/hour
Maximum power consumption [W]:34.04 W
Maximum heat dissipation [BTU/hour]:116.15 BTU/hour
Static power consumption [W]:19.00 W
Noise at normal temperature (acoustic power) [dB(A)]:47 dB(A)
Noise at normal temperature (acoustic pressure) [dB(A)]:35 dB(A)
Number of card slots:0
Number of power slots:0
Number of fans modules:1
Uplink ports:4 x GE SFP ports
Downlink ports:24 x 10/100/1000BASE-T ports
Redundant power supply:Not supported
Long-term operating temperature [°C(°F)]:-5°C to +50°C (23°F to 122°F) at an altitude of 0-1800 m (0-5905.44 ft.)
Restriction on the operating temperature variation rate [°C(°F)]:
When the altitude is 1800–5000 m (5906–16404 ft.), the highest operating temperature reduces by 1°C (1.8°F) every time the altitude increases by 220 m (722 ft.).

Devices cannot start when the temperature is lower than 0°C (32°F).

Storage temperature [°C(°F)]:–40°C to +70°C (–40°F to +158°F)
Long-term operating relative humidity [RH]:5% RH to 95% RH (non-condensing)
Long-term operating altitude [m(ft.)]:0–5000 m (0–16404 ft.)
Storage altitude [m(ft.)]:0-5000 m (0-16404 ft.)
Power supply mode:AC built-in
Rated input voltage [V] AC input: 100–240 V AC; 50/60 Hz
Input voltage range [V] AC input: 90 V AC to 264 V AC; 45 Hz to 65 Hz
Maximum input current [A]:0.8 A
Memory:2 GB
Flash memory Physical space: 1 GB
Console port:RJ45
Eth Management port:Not supported
USB:Not supported
RTC:Not supported
RPS input:Not supported
Service port surge protection [kV]:Common mode: ±7 kV
Power supply surge protection [kV]:Differential mode: ±6 kV; common mode: ±6 kV
Ingress protection level (dustproof/waterproof):IP20
Types of fans:Built-in
Heat dissipation mode:Air cooling for heat dissipation, intelligent fan speed adjustment
Airflow direction:Air intake from left and front, air exhaustion from right
PoE:Not supported