| PartNumber | ARJU31A-MASA-AD-B-E-LU2 | ARJU31B-MASB-AD-B-FLU2 | ARJU21A-MCSA-AD-B-EMU2 |
| Description | Modular Connectors / Ethernet Connectors IEEE 802.3ab RJ45 0C to +70C | Modular Connectors / Ethernet Connectors IEEE 802.3ab RJ45 0C to +70C | Modular Connectors / Ethernet Connectors IEEE 802.3ab RJ45 0C to +70C |
| Manufacturer | - | Abracon LLC | - |
| Product Category | - | Modular Connectors - Jacks With Magnetics | - |
| Series | - | ARJU31B | - |
| Packaging | - | Tray | - |
| Termination | - | Solder | - |
| Mounting Type | - | Through Hole | - |
| Features | - | Board Lock | - |
| Height Above Board | - | 1.202" (30.52mm) | - |
| Applications | - | 10/100 Base-TX, AutoMDIX | - |
| Connector Type | - | RJ45 with USB A, Dual | - |
| Orientation | - | 90° Angle (Right) | - |
| Contact Material | - | - | - |
| Contact Finish | - | Gold | - |
| Number of Rows | - | 3 | - |
| Shielding | - | Shielded | - |
| Number of Ports | - | 3 | - |
| LED Color | - | Green, Orange - Yellow | - |
| Number of Cores per Jack | - | 4 | - |
| Tab Direction | - | Up | - |