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| PartNumber | 71991-410LF | 71991-411LF | 71991-411HLF |
| Description | Board to Board & Mezzanine Connectors 20P BtB RECPT DR TMT TIN/NI VERTICAL | Board to Board & Mezzanine Connectors 22P BtB RECPT DR TMT TIN/NI VERTICAL | Board to Board & Mezzanine Connectors DX VCC DR .100 TP DE |
| Manufacturer | FCI / Amphenol | Amphenol FCI | - |
| Product Category | Board to Board & Mezzanine Connectors | Rectangular - Board to Board Connectors - Headers, Receptacles, Female Sockets | - |
| RoHS | Y | - | - |
| Product | Receptacles | - | - |
| Number of Positions | 20 Position | 22 | - |
| Pitch | 2.54 mm | 0.100" (2.54mm) | - |
| Number of Rows | 2 Row | 2 | - |
| Termination Style | Through Hole | - | - |
| Mounting Angle | Vertical | - | - |
| Current Rating | 3 A | - | - |
| Voltage Rating | 1 kV | - | - |
| Series | Dubox | DUBOX, MezzSelect, Basics+ | - |
| Packaging | Tube | Tube | - |
| Contact Plating | Tin | - | - |
| Housing Material | Thermoplastic | - | - |
| Brand | Amphenol FCI | - | - |
| Contact Material | Phosphor Bronze | - | - |
| Product Type | Board to Board & Mezzanine Connectors | - | - |
| Factory Pack Quantity | 23 | - | - |
| Subcategory | Board to Board & Mezzanine Connectors | - | - |
| Tradename | DUBOX | - | - |
| Part # Aliases | 71991410LF | - | - |
| Color | - | Blue | - |
| Termination | - | Solder | - |
| Mounting Type | - | Through Hole | - |
| Features | - | - | - |
| Height Above Board | - | 0.275" (6.99mm) | - |
| Connector Type | - | Receptacle, Bottom or Top Entry | - |
| Contact Finish | - | Tin | - |
| Contact Finish Thickness | - | 78.7μin (2.00μm) | - |
| Number of Positions Loaded | - | All | - |
| Row Spacing | - | 0.100" (2.54mm) | - |
| Height Stacking Mating | - | - | - |