| Manufacturer | Quatech |
| Manufacturer Part # | ESE-400D |
| Cost Central Item # | 10590061 |
| Product Description | Quatech ESE-400D - Device server - 8 ports - RS-232, RS-422, RS-485 |
| Device Type | Device server |
| Enclosure Type | External |
| Approximate Dimensions (WxDxH) | 5.4 in x 10 in x 2 in |
| Processor | 1 x PowerPC |
| Ports Qty | 8 |
| Data Link Protocol | RS-232, RS-422, RS-485 |
| Network / Transport Protocol | TCP/IP, UDP/IP |
| Remote Management Protocol | SNMP |
| Communication Mode | Half-duplex, full-duplex |
| Features | DHCP support, auto-negotiation, IntelliSock TCP, RAW TCP |
| OS Required | Microsoft Windows NT 4.0, Linux, Microsoft Windows 2000, Microsoft Windows XP |
| Manufacturer Warranty | 5 years warranty |