| PartNumber | 55715-001 | 55715-101 | 55715-091 |
| Description | Board to Board & Mezzanine Connectors 81P 4MM HT. RECEPT | Board to Board & Mezzanine Connectors 81P 4.0MM HT. RECP. | Board to Board & Mezzanine Connectors 81P. 4MM HT. RCPTT |
| 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 | N | N | - |
| Product | Receptacles | Receptacles | - |
| Number of Positions | 81 Position | 81 Position | - |
| Pitch | 1.27 mm | 1.27 mm | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Current Rating | 450 mA | 450 mA | - |
| Voltage Rating | 200 V | 200 V | - |
| Packaging | Reel | Reel | - |
| Contact Plating | Gold | Gold | - |
| Housing Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | - |
| Brand | Amphenol FCI | Amphenol FCI | Amphenol FCI |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Insulation Resistance | 1000 MOhms | 1000 MOhms | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Stack Height | 4 mm | 4 mm | - |
| Factory Pack Quantity | 250 | 250 | 250 |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Part # Aliases | 55715001 | 55715101 | - |