Chassis material MetalHeight [mm] 43.6 mmDepth [mm] 220.0 mmWide [mm] 442.0 mmChassis height [U] 1Weight with packaging [kg(lb)] 3.59 (7.91)Weight without packaging [kg(lb)] 2.71 (5.97)Maximum power consumption [W] 44.3Typical power consumption [W] 36.95Typical heat dissipation [BTU/hour] 126.07Maximum heat dissipation [BTU/hour] 151.15Heat dissipation mode Air cooling for heat dissipation, intelligent fan speed adjustmentPower supply mode AC built-inInput voltage range [V] AC input: 90 V AC to 264 V AC, 45 Hz to 65 HzRated input voltage [V] AC input: 100–240 V AC, 50/60 HzMaximum input current [A] 1.6 ANumber of card slots 0Number of power slots 0Memory 2 GBFlash memory Physical space: 1 GBRedundant power supply Not supportedTypes of fans Built-inNoise at normal temperature (acoustic pressure) [dB(A)] 34.6Noise at normal temperature (acoustic power) [dB(A)] 46.6Airflow direction Air intake from left and air exhaust from rightRestriction 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).The operating temperature ranges from –5°C (23°F) to +45°C (113°F) when optical modules with transmission distances greater than or equal to 60 km are used.The device does not support dying gasp when the ambient temperature is higher than 40°C (104°F).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.)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)Storage altitude [m(ft.)] 0-5000 m (0-16404 ft.)Long-term operating altitude [m(ft.)] 0–5000 m (0–16404 ft.)MTBF [year] 40.61MTTR [hour] 2Availability > 0.99999Maximum number of physical ports on the entire device 52Maximum number of 100GE ports 0Maximum number of 40GE ports 0Maximum number of 25GE ports 0Maximum number of 10GE ports 4Maximum number of GE ports 52Maximum number of FE ports 48Downlink ports 48 x 10/100/1000BASE-T portsUplink ports 4 x 10GE SFP+ portsUSB Not supportedConsole port RJ45Eth Management port Not supportedService port surge protection [kV] Common mode: ±7 kVPower supply surge protection Differential mode: ±6 kV, common mode: ±6 kVRPS input Not supportedPoE Not supported
