| PartNumber | L77SDDH50SC309 | L77SDDH50S | L77SDDH50SOL2 |
| Description | D-Sub Standard Connectors D-SUB | D-Sub Standard Connectors D-SUB | D-Sub Standard Connectors 50P Sz D Std Density Skt 4-40 Rear Insert |
| Manufacturer | Amphenol | Amphenol | - |
| Product Category | D-Sub Standard Connectors | D-Sub Standard Connectors | - |
| RoHS | Y | Y | - |
| Number of Positions | 50 Position | 50 Position | - |
| Number of Rows | 3 Row | 3 Row | - |
| Shell Size | 5 (D) | 5 (D) | - |
| Packaging | Tray | Tray | - |
| Filtered | Unfiltered | Unfiltered | - |
| Brand | Amphenol Commercial Products | Amphenol Commercial Products | - |
| Insert Arrangement | D50 | D50 | - |
| Product Type | D-Sub Connectors - Standard Density | D-Sub Connectors - Standard Density | - |
| Factory Pack Quantity | 40 | 40 | - |
| Subcategory | D-Sub Connectors | D-Sub Connectors | - |