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| PartNumber | L77TWC21WA4SMP3SV4FRM6 | L77TWC21WA4SMP3SV4RRM6 | L77TWC21WA4SMP3SV4R |
| Description | D-Sub Mixed Contact Connectors 21WA4 Sz C R/A Skt 20-40A Power/Signal | D-Sub Mixed Contact Connectors 21WA4 Sz C R/A Skt 20-40A Power/Signal | D-Sub Mixed Contact Connectors 21WA4 Sz C R/A Skt 20-40A Power/Signal |
| Manufacturer | Amphenol | - | - |
| Product Category | D-Sub Mixed Contact Connectors | - | - |
| RoHS | Y | - | - |
| Contact Arrangement | 21WA4 | - | - |
| Packaging | Tray | - | - |
| Filtered | Unfiltered | - | - |
| Brand | Amphenol Commercial Products | - | - |
| Product Type | Mixed Contact D-Sub Connectors | - | - |
| Factory Pack Quantity | 50 | - | - |
| Subcategory | D-Sub Connectors | - | - |