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| PartNumber | 51771-004 | 51771-003 | 51771-003LF |
| Description | Power to the Board 552-5E9F-PWRBLADE RECEPTACLE - RIGHT ANGLE | Power to the Board R/A SOLDER REC PWRBLADE | Power to the Board PWRBLADE R/A REC |
| Manufacturer | Amphenol FCI | Amphenol FCI | - |
| Product Category | Backplane Connectors - Specialized | Backplane Connectors - Specialized | - |
| Color | Black | Black | - |
| Series | PwrBladeR | PwrBladeR | - |
| Packaging | Tray | Tray | - |
| Termination | Solder | Solder | - |
| Mounting Type | Board Edge, Through Hole, Right Angle | Board Edge, Through Hole, Right Angle | - |
| Features | Guide Pin | Board Lock, Guide Pin | - |
| Connector Type | Receptacle, Female Sockets and Blade Sockets | Receptacle, Female Sockets and Blade Sockets | - |
| Contact Finish | Gold or Gold, GXT | Gold or Gold, GXT | - |
| Contact Layout Typical | 16 Signal, 5 Power | 16 Signal, 4 Power | - |
| Contact Finish Thickness | 30μin (0.76μm) | 30μin (0.76μm) | - |
| Number of Positions | 21 | 20 | - |
| Number of Positions Loaded | All | All | - |
| Pitch | 0.100" (2.54mm) | 0.100" (2.54mm) | - |
| Number of Rows | 4 | 4 | - |
| Connector Style | Blade Power | Blade Power | - |
| Connector Usage | - | - | - |
| Number of Columns | - | - | - |