CE6820-48S6CQ-B

CE6820-48S6CQ-B Specification

Item

Description

Processor

1.4 GHz, four-core

DRAM Memory

4 GB

NOR Flash

64 MB

NAND Flash

4 GB

Mean time between failures (MTBF)

45.48 years

Mean time to repair (MTTR)

1.52 hours

Fixed ports

Forty-eight 10GE SFP+ Ethernet optical ports Six 40GE/100GE QSFP28 Ethernet optical ports

Physical specifications

Dimensions (H x W x D): 43.6 mm x 442.0 mm x 420.0 mm

Temperature

Operating temperature: 0°C to 40°C (32°F to 104°F) at altitude of 0-1800 m (0-5906 ft.)

Storage temperature: -40°C to +70°C (-40°F to +158°F)

Relative humidity

5% RH to 95% RH, noncondensing

Altitude

< 5000 m (16404 ft.)

Noise (sound pressure, 27°C)

Back-to-front airflow: < 55 dBA; Front-to-back airflow: < 55 dBA

Power source type

AC/DC/HVDC

AC power input

Rated input voltage range: 100 V AC to 240 V AC, 50/60 Hz

Maximum input voltage range: 90 V AC to 290 V AC, 47 Hz to 63 Hz

DC power input

Rated voltage range: -48 V DC to -60 V DC

Maximum voltage range: -38.4 V DC to -72 V D

High-voltage DC power input

Rated voltage range: -48 V DC to -60 V DC

Maximum voltage range: 190 V DC to -290 V D

Rated input current

600 W AC&240 V DC power (PAC600S12 series): 8 A (100 V AC to 240 V AC); 4 A (240V DC)

1000 W DC power (PDC1000S12 series): 30 A (-48 V DC to -60 V DC)

Maximum power consumption

282 W

Typical power consumption

162 W (100% throughput, SFP+ high-speed cables on 48 ports and QSFP28 high-speed 

cables on 6 ports, double power modules)

196 W (100% throughput, all optical interfaces on the switch are equipped with 

the short-distance optical modules, double power modules)

Maximum heat dissipation

962 BTU/Hr

Heat dissipation mode

Air cooling

Airflow

Front-to-back or back-to-front, depending on the fan modules and power modules

Power module backup

1+1 backup

Fan module backup

3+1 backup

Hot swap

Supported by all power modules and fan modules

Availability

0.99999618

Service port supporting the stack function

10GE optical ports, and 100GE optical ports