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Huawei CE6857-EI-B-B0B
Model: CE6857-EI-B-B0B Switch
Details: CE6857-48S6CQ-EI switch (48*10GE SFP+, 6*100GE QSFP28, 2*AC power supply, port side air inlet)
Condition: New Factory Sealed
Warranty: 3 Years Warranty.
Description
Huawei CE6857-EI-B-B0B Overview
Quick Specs Figure 1 shows the appearance of Huawei CE6857-EI-B-B0B.
Table 1 shows the Quick Specs.
| Item | Description |
| Physical specifications | Dimensions (W x D x H): 442.0 mm x 420.0 mm x 43.6 mm (17.4 in. x 16.5 in. x 1.72 in.)Weight (with two power modules and two fan modules, calculated based on the heaviest model if multiple models are supported): 7.6 Kg (16.76 lb) |
| Environment parameters | Temperature |
| Relative humidity | 5% RH to 95% RH, noncondensing |
| Altitude | < 5000 m (16404 ft.) |
| Noise (sound pressure, 27°C) | Back-to-front airflow: < 53 dBAFront-to-back airflow: < 52 dBA |
| Power specifications | Power source type |
| AC power input | Rated input voltage range: 100 V AC to 240 V AC, 50/60 HzMaximum 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 DCMaximum voltage range: -38.4 V DC to -72 V DC |
| High-voltage DC power input | Not supported |
| Rated input current | 350 W DC power (PDC350S12 series): 11 A (-48 V DC to -60 V DC)600 W AC power (PAC600S12 series): 9 A (100 V AC to 240 V AC) |
| Chassis power consumption | Maximum power consumption |
| Typical power consumption | 152 W (100% throughput, SFP28 cables on 48 ports and QSFP28 cables on 6 ports, double power modules)195 W (100% throughput, all optical interfaces on the switch are equipped with the short-distance optical modules, double power modules) |
| Chassis heat dissipation | Maximum heat dissipation |
| Typical heat dissipation | 519 BTU/Hr (100% throughput, SFP28 cables on 48 ports and QSFP28 cables on 6 ports, double power modules)665 BTU/Hr (100% throughput, all optical interfaces on the switch are equipped with the short-distance optical modules, double power modules) |
| Surge protection | Power module:AC: 6 kV in common mode and 6 kV in differential modeDC: 4 kV in common mode and 2 kV in differential mode |
| Heat dissipation | Heat dissipation mode |
| Airflow | Front-to-back or back-to-front, depending on the fan modules and power modules |
| Reliability | Power module backup |
| Fan module backup | The device supports 3+1 backup of fan modules that work in hot standby mode. The system can operate properly for a short time after a single fan module fails. You are advised to replace the faulty fan module immediately. |
| Hot swap | Supported by all power modules and fan modules |
| Mean time between failures (MTBF) | 45.3 years |
| Mean time to repair (MTTR) | 1.68 hours |
| Availability | 0.99999576002 |
| Technical specifications | Processor |
| DRAM Memory | 4 GB |
| NOR Flash | 64 MB |
| NAND Flash | 2 GB |
| Stack | Service port supporting the stack function |
| Certification | Safety standards complianceEMC standards complianceEnvironmental standards compliance |
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