| PartNumber | ARJ21A-MCSC-MU2 | ARJ21A-MCSB-MU2 | ARJ21A-MCSA-LU2 |
| 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 | ABRACON | - |
| Product Category | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | - |
| RoHS | Y | Y | - |
| USOC Codes | RJ45 | RJ45 | - |
| Number of Positions | 16 Position | 16 Position | - |
| Number of Ports | 2 Port | 2 Port | - |
| Performance Category | Cat 5, Cat 6 | Cat 5, Cat 6 | - |
| Mounting Angle | Right Angle | Right | - |
| Termination Style | Through Hole | Through Hole | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Packaging | Tray | Tray | - |
| Contact Plating | Gold | Gold | - |
| Gender | Female | Female | - |
| Number of Rows | 2 Row | 2 Row | - |
| Brand | ABRACON | ABRACON | - |
| Product Type | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | - |
| Factory Pack Quantity | 44 | 44 | - |
| Subcategory | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | - |