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| PartNumber | L77SDD50SC309 | L77SDD50SOL2 | L77SDD50S |
| Description | D-Sub Standard Connectors D-SUB | D-Sub Standard Connectors 50P DSub Socket Sz D Strt PCB SD Series | D-Sub Standard Connectors Female 50P solder cup tinned shell |
| Manufacturer | Amphenol | Amphenol | Amphenol Commercial Products |
| Product Category | D-Sub Standard Connectors | D-Sub Standard Connectors | D-Sub Connectors |
| RoHS | Y | Y | - |
| Number of Positions | 50 Position | 50 Position | 50 |
| Number of Rows | 3 Row | 3 Row | 3 |
| Shell Size | 5 (D) | 5 (D) | 5 (D) |
| Packaging | Tray | 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 | - |
| Contact Gender | - | Socket (Female) | Socket (Female) |
| Termination Style | - | Through Hole | Solder |
| Mounting Angle | - | Straight | - |
| Contact Plating | - | Gold | - |
| Mounting Style | - | Through Hole | Panel |
| Gender | - | Socket | Female |
| Type | - | Receptacle | Receptacle |
| Shell Material | - | Steel | Steel |
| Shell Plating | - | Tin | - |
| Current Rating | - | 3 A | - |
| Insulation Material | - | Thermoplastic, Glass Filled | - |
| Voltage Rating | - | 250 V | 250 V |
| Contact Material | - | Phosphor Bronze | Phosphor Bronze |
| Pitch | - | 2.77 mm | 2.77 mm |
| Boardlocks | - | Without Boardlocks | - |
| Maximum Operating Temperature | - | + 125 C | - |
| Minimum Operating Temperature | - | - 55 C | - |
| Series | - | - | |
| Part Aliases | - | - | 01M2455 |
| Operating Temperature Range | - | - | - 55 C to + 125 C |
| Termination | - | - | Solder Cup |
| Mounting Type | - | - | Free Hanging (In-Line) |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Connector Type | - | - | Receptacle, Female Sockets |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | Flash |
| Connector Style | - | - | D-Sub |
| Contact Type | - | - | Signal |
| Flange Feature | - | - | Housing/Shell (Unthreaded) |
| Shell Material Finish | - | - | Steel, Tin Plated |
| Shell Size Connector Layout | - | - | 5 (DD, D) |