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
Installation type Rack mounting,Desk mounting,Wall mounting
Chassis material Metal
Weight without packaging [kg(lb)] 2.32 (5.11)
Weight with packaging [kg(lb)] 3.44 (7.58)
Typical power consumption [W] 27.27
Maximum power consumption [W] 35.04
Static power consumption [W] 19.00
100% power consumption [W] 27.27
Number of fans modules 1
Maximum number of physical ports on the entire device 28
Maximum number of FE ports 24
Uplink ports 4 x 10GE SFP+ ports
Downlink ports 24 x 10/100/1000BASE-T ports
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
Console port RJ45
Power supply surge protection [kV] Differential mode: ±6 kV; common mode: ±6 kV
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
Maximum number of 10GE ports 4
Maximum number of GE ports 28
Service port surge protection [kV] Common mode: ±7 kV

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After-sales: https://ekit.huawei.com/#/ekitShop/shopDetail?merchandiseId=1401520864578532352&offShelf=false&countryCode=Global&lang=en