| Manufacturer | 3COM |
| Manufacturer Part # | 3C16820 |
| Cost Central Item # | 10000019 |
| Product Description | 3Com Switch 4005 - Switch |
| Device Type | Switch |
| Form Factor | External |
| Localization | English |
| Remote Management Protocol | RMON 1, RMON 2, SNMP |
| Features | Modular design, layer 3 switching, manageable |
| Power | AC 110/220 V ± 10% ( 50/60 Hz ) |
| Device Type | Switch |
| Enclosure Type | External |
| Installed Modules Qty (Max) | 0 (installed) / 5 (max) |
| Localization | English |
| Remote Management Protocol | RMON 1, RMON 2, SNMP |
| Connectivity Technology | Wired |
| Status Indicators | Port status, link activity, power |
| Features | Modular design, layer 3 switching, manageable |
| Expansion Slots Total (Free) | 5 ( 5 ) x expansion slot |
| Interfaces | 1 x management - RS-232 - 9 pin D-Sub (DB-9) male - 1 |
| Power Device | Power supply - internal |
| Voltage Required | AC 110/220 V ± 10% ( 50/60 Hz ) |