| PartNumber | 71607-321LF | 71607-320LF | 71607-322LF |
| Description | Board to Board & Mezzanine Connectors 21P BtB RECPT SR SMT .76 AU HORIZONTAL | Board to Board & Mezzanine Connectors 20P BtB RECPT SR SMT .76 AU HORIZONTAL | Board to Board & Mezzanine Connectors 22P BtB RECPT SR SMT .76 AU HORIZONTAL |
| Manufacturer | FCI / Amphenol | FCI / Amphenol | FCI / Amphenol |
| Product Category | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| RoHS | Y | Y | Y |
| Number of Positions | 21 Position | 20 Position | 22 Position |
| Pitch | 2.54 mm | 2.54 mm | 2.54 mm |
| Number of Rows | 1 Row | 1 Row | 1 Row |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Mounting Angle | Horizontal | Horizontal | Horizontal |
| Current Rating | 3 A | 3 A | 3 A |
| Voltage Rating | 1 kV | 1 kV | 1 kV |
| Series | Dubox | Dubox | Dubox |
| Packaging | Tube | Tube | Tube |
| Contact Plating | Gold | Gold | Gold |
| Housing Material | Thermoplastic | Thermoplastic (TP) | Thermoplastic |
| Brand | Amphenol FCI | Amphenol FCI | Amphenol FCI |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Phosphor Bronze |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Factory Pack Quantity | 11 | 11 | 10 |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Tradename | DUBOX | DUBOX | DUBOX |
| Part # Aliases | 71607321LF | 71607320LF | 71607322LF |