CE6855-48XS8CQ-B
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Huawei CE6855-48XS8CQ Data Center Switch Overview
The Huawei CloudEngine 6855‑48XS8CQ‑B is a high-density, fixed 1RU data center switch featuring 48 × 10 GE SFP+ downlink ports, 8 × 100 GE QSFP28 uplink ports, 2 × AC power modules, 3 hot-swappable fan trays, and front-port intake airflow. Designed for top-of-rack, aggregation, or core deployments, it provides flexible connectivity and intelligent data center features.
Highlights
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High-density server access: 48 × 10 GE SFP+ downlink for dense 10G connectivity
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Uplink flexibility: 8 × 100 GE QSFP28 each breakable to 4×25 GE or 4×10 GE.
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Strong performance: 2.56 Tbps switching capacity, 1,200 Mpps forwarding.
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Cloud-ready features: VXLAN (routing/bridging), BGP-EVPN, M‑LAG, PFC, AI‑ECN, RoCE v1/v2, MACsec support.
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Smart O&M: Zero Touch Provisioning, iMaster NCE Fabric integration, telemetry, Packet Event.
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Flexible cooling: Front intake or reversible airflow; 2 x AC PSUs + 3 intake fans for high availability
Recommended Accessories
| Accessory | Category | Description |
|---|---|---|
| 100 GE QSFP28 optics/DAC | Uplink Module | Flexible uplink or breakout to 4×25/4×10 GE |
| 10 GE SFP+ optics/DAC | Downlink Module | Additional server access or breakout usage |
| PAC600S12‑PF 600 W AC Power Module | Power Supply | Hot-swappable, port-side intake |
| FAN‑031A‑F Fan Tray | Cooling | Front intake hot-swappable fan tray |
Comparison with Similar Models
| Feature / Model | 6855‑48XS8CQ‑B (this model) | 6855‑48XS8CQ (bare chassis) | 6855‑48XS8CQ‑F (rear airflow) |
|---|---|---|---|
| 10 GE Downlink Ports | 48 × SFP+ | 48 × SFP+ | 48 × SFP+ |
| 100 GE Uplink Ports | 8 × QSFP28 | 8 × QSFP28 | 8 × QSFP28 |
| AC Power Modules | 2 × AC | — | 2 × AC (rear intake) |
| Fan Trays | 3 × front intake | — | 3 × rear exhaust |
| Airflow | Front intake (optional reverse) | Flexible | Rear intake |
| Switching Capacity | 2.56 Tbps | 2.56 Tbps | 2.56 Tbps |
| Forwarding Rate | 1,200 Mpps | 1,200 Mpps | 1,200 Mpps |
Specifications
| Parameter | Specification |
|---|---|
| Model | Huawei CloudEngine 6855‑48XS8CQ‑B |
| Ports | 48 × 10 GE SFP+; 8 × 100 GE QSFP28 (breakable) |
| Switching Capacity | 2.56 Tbps |
| Packet Forwarding Rate | 1,200 Mpps |
| CPU | 4-core 1.4 GHz |
| Memory | 8 GB DRAM, 64 MB NOR flash, 4 GB SSD |
| Packet Buffer | (Not specified) |
| Virtualization & Fabric Features | VXLAN routing/bridging, BGP-EVPN, M-LAG, MACsec |
| Congestion & Lossless Control | PFC, AI-ECN, RoCE v1/v2, WRED |
| O&M & Analytics | ZTP, telemetry, Packet Event |
| Power Supplies | 2 × 600 W AC hot-swappable |
| Cooling Modules | 3 × fan trays, front-port intake |
| Typical/Max Power Consumption | 138 W / 298 W |
| Dimensions (H×W×D) | 43.6 × 442 × 420 mm |
| Weight (full config) | 8.35 kg |
| Operating Temperature | 0–40 °C (derated above 1,800 m) |
| Noise Level (normal temp) | 50.1 dB(A) average; 55.9 dB(A) max |
| Airflow Direction | Port-side intake; reversible |
| Certifications | UL, CE, RoHS, FCC, EMC compliant |
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