Description
| Item | NE40E-M2K |
| Typical power consumption (with configuration) [W] | DC: 271 W
AC: 309 W |
| Typical heat dissipation (with configuration) [BTU/hour] | DC: 879.2 BTU/hour
AC: 1002.5 BTU/hour |
| MTBF [year] | 26 year |
| MTTR [hour] | 2 hour |
| Availability | 0.999991219 |
| CPU | 16-core, 2.0 GHz |
| SDRAM | 16 G |
| Flash memory | 128 MB |
| Storage | 4 GB |
| Power supply mode |
|
| Rated input voltage [V] | DC: -48 V/-60 V
AC: 200 V to 240 V/100 V to 127 V dual live wires HVDC: 240 V |
| Input voltage range [V] | DC: -48 V/-72 V
AC: 180 V to 264 V HYDC: 188 Vdc to 290 Vdc |
| Maximum input current [A] | DC: 18 A
AC: 5.4 A HVDC: 4.8 A |
| Maximum input cable size [mm²] | DC: 6mm^2. 4mm^2 (1-15 meters) recommended
AC: 1.5mm^2 |
| Front-end circuit breaker/fuse [A] | DC: ≥20 A
AC: ≥6 A HVDC: ≥6.3 A |
| Heat dissipation mode | Air cooling |
| Airflow direction | From left to right |
| Noise at normal temperature (acoustic power) [dB(A)] | < 72 dB (meeting the ETSI 72 dBA standard) |
| Number of slots | 6 |
| Number of service board slots | 2 |
| Switching capacity | 1820 Gbit/s |
| Maximum number of physical ports on the entire device | 82 |
| Maximum number of 100GE ports | 6 |
| Maximum number of 50GE ports | 4 |
| Maximum number of 25GE ports | 8 |
| Maximum number of 10GE ports | 50 |
| Maximum number of GE ports | 60 |
| Redundant MPUs | Fixed-configuration, not pluggable |
| Redundant network processing units | Fixed-configuration, not pluggable |
| Redundant power supply | 1+1 |
| Redundant fans | If a single fan fails, the system can still work for a short period of time at an ambient temperature of 40°C. |
| Long-term operating temperature [°C(°F)] | DC: –20°C to +65°C (–4°F to +149°F)
AC: 0°C to 45°C (32°F to 113°F) |
| Short-term operating temperature [°C(°F)] | AC: –5°C to +55°C (23°F to 131°F) |
| Restriction on the operating temperature variation rate [°C(°F)] | ≤ 0.5°C/min (32.9°F/min), non-condensing |
| Storage temperature [°C(°F)] | –40°C to +70°C (–40°F to +158 °F) |
| Long-term operating relative humidity [RH] | 5% RH to 90% RH, non-condensing |
| Short-term operating relative humidity [RH] | 5% RH to 95% RH, non-condensing |
| Storage relative humidity [RH] | 5% RH to 95% RH, non-condensing |
| Long-term operating altitude [m(ft.)] | ≤ 4000 m (13123.2 ft.) (For the altitude in the range of 1800 m to 4000 m [5905.44 ft. to 13123.2 ft.], the operating temperature of the device decreases by 1°C [33.8°F] each time the altitude increases by 220 m [721.78 ft.].) |
| Storage altitude [m(ft.)] | < 5000 m (16404.2 ft.) |
| Cabinet installation standards | ETSI 21-inch; IEC 19-inch |
| Dimensions without packaging (H x W x D) [mm(in.)] | 88.1 mm x 442 mm x 220 mm (3.47 in. x 17.40 in. x 8.66 in.) |
| Chassis height [U] | 2U |
| Weight without packaging [kg(lb)] | 9.4 kg (20.72 lb) |
| Weight without packaging (full configuration) [kg(lb)] | DC: 11.0 kg (24.26 lb)
AC: 12.2 kg (26.90 lb |








Samuel –
Delivery was faster than expected, and tracking updates were clear.