| PartNumber | QSE-400M-SS | QSE-400M | QSE-400D-SS |
| Description | Servers Device Server 4 port, RJ-45, surge | Servers Device Server 4 port, RJ-45 | Ethernet Modules Device Server 4 port, surge |
| Manufacturer | B+B SmartWorx | B+B SmartWorx | B+B SmartWorx |
| Product Category | Servers | Servers | Ethernet Modules |
| RoHS | Y | Y | Y |
| Product | Device Servers | - | - |
| Processor Type | PowerPC | PowerPC | PowerPC |
| Number of Ports | 1 Ethernet, 4 RS-232/RS-422/RS-485 | - | - |
| Interface Type | LAN | LAN | LAN |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Description/Function | High performance serial-to-ethernet with PowerPC, RJ-45 female connector and surge suppression | High performance serial-to-ethernet with PowerPC, RJ-45 female connector | High performance serial-to-ethernet with PowerPC, DB9 male connector and surge suppression |
| Dimensions | 4.69 in x 9.96 in x 1.5 in | 4.69 in x 9.96 in x 1.5 in | 4.69 in x 9.96 in x 1.5 in |
| Brand | B+B SmartWorx | B+B SmartWorx | B+B SmartWorx |
| Operating Supply Current | 2 A | 2 A | 2 A |
| Product Type | Servers | Servers | Ethernet Modules |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Ethernet & Communication Modules | Ethernet & Communication Modules | Ethernet & Communication Modules |