| Model | 8820-40C |
| Type | Data Center Switch |
| Form Factor | 1U Rack-mountable |
| Weight | 33.7 lbs (15.3 kg) |
| Power Requirements | +/-39 VDC to +/-72 VDC |
| Power Supply Type | Hot-swappable DC Power Supplies |
| Installed Power Supply Quantity | 2 |
| Power Provided (Per Supply) | 1600 W |
| Fan Modules | 6 Hot-swappable Fans |
| Airflow Direction | Back-to-Front |
Extreme 8820-40C 40x100GE QSFP28 Switch, DC Power, Back-Front Airflow

Key Benefits
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- Supports dense high-speed network environments with 40 QSFP28 ports and 100 Gbps throughput
- Designed for reliability and uptime with dual power supplies and redundant cooling
- Compliance with TAA and RoHS standards makes it suitable for regulated and government-sector use
Product Overview
Extreme 8820-40C with Back-Front airflow. Base unit with 40x100GE/40GE QSFP28 ports with 2 DC power supplies 6 fan modules and a 4-post rack mount kitSpecifications
Product Overview
Physical & Environmental
| Width | 17.72 Inch |
| Depth | 25.2 Inch |
| Height | 1.7 Inch |
| Operating Temperature (Min) | 0 °C |
| Operating Temperature (Max) | 25 °C |
| Storage Temperature (Min) | -40 °C |
| Storage Temperature (Max) | 70 °C |
| Operating Humidity | 5% to 95% (non-condensing) |
| Acoustic Noise Level | 71 dB (typical) |
| Cooling | Redundant Fans with Back-to-Front Airflow |
Cloud Management & Licensing
| Management Interface | Web UI, CLI via SSH, SNMP, ExtremeXOS/EXOS |
| Cloud Management | ExtremeCloud IQ Compatible |
| Licensing Model | Feature-based software licensing |
| Included Licenses | Base OS License Included |
Interfaces
| Interface Type | QSFP28 |
| Total Ports | 40 |
| Port Speed | 100 Gbps |
| Data Link Protocol | 100 Gigabit Ethernet, 40 Gigabit Ethernet |
| Switching Capacity | 8 Tbps |
| Forwarding Rate | 2.38 Bpps |
| MAC Address Table Size | 320,000 entries |
| Packet Buffer Memory | 64 MB |
Compliance & Origin
| Country of Origin | Taiwan |
| TAA Compliant | Yes |
| RoHS Compliant | Yes |
| Certifications | UL, cUL, CB, CE, EAC, VCCI, FCC, ICES |
Advanced Security Features
| Access Control | IEEE 802.1X, RADIUS, TACACS+ |
| Secure Management | SSH, HTTPS, SNMPv3 |
| MACsec Support | Yes |
| Control Plane Protection | Yes |
| Network Access Control | Policy-Based Network Access Control (NAC) |