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| PartNumber | 321WA4SCM99A10X | 321WA4SCM99A30X | 321WA4SCR52A10X |
| Description | D-Sub Mixed Contact Connectors 21WA4 SOLDER CUP FEMALE | D-Sub Mixed Contact Connectors 21WA4 SOLDER CUP FEMALE | D-Sub Standard Connectors 21WA4 F PC TAIL 40A POWER THRU HOLE |
| Manufacturer | CONEC | CONEC | Conec |
| Product Category | D-Sub Mixed Contact Connectors | D-Sub Mixed Contact Connectors | D-Sub Connectors |
| RoHS | Y | Y | - |
| Contact Arrangement | 21WA4 | 21WA4 | - |
| Mounting Style | Panel | Panel | - |
| Mounting Angle | Straight | Straight | - |
| Termination Style | Through Hole | Through Hole | - |
| Packaging | Tray | Tray | Bulk |
| Filtered | Unfiltered | Unfiltered | - |
| Gender | Female | Female | - |
| Number of Rows | 2 Row | 2 Row | 2 |
| Series | 300 | 300 | - |
| Brand | CONEC | CONEC | - |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Shell Plating | Tin | Tin | - |
| Shell Size | 4 | 4 | 4 |
| Product Type | Mixed Contact D-Sub Connectors | Mixed Contact D-Sub Connectors | - |
| Shell Material | Steel | Steel | - |
| Factory Pack Quantity | 30 | - | - |
| Subcategory | D-Sub Connectors | D-Sub Connectors | - |
| Number of Positions | - | 21 Position | |
| Termination | - | - | Solder |
| Mounting Type | - | - | Through Hole |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Connector Type | - | - | Receptacle, Female Sockets |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | - |
| Connector Style | - | - | D-Sub, Combo |
| Contact Type | - | - | Signal and Power |
| Flange Feature | - | - | Housing/Shell (Unthreaded) |
| Shell Material Finish | - | - | Steel, Tin Plated |
| Shell Size Connector Layout | - | - | 4 (DC, C) - 21WA4 |