| PartNumber | 54121-810081500LF | 54121-810052200LF | 54121-810101500LF |
| Description | Board to Board & Mezzanine Connectors 8P STR SR UNSHR HDR 15MM STACK HEIGHT | Board to Board & Mezzanine Connectors BERGSTIK | Board to Board & Mezzanine Connectors 10P STR SR UNSHR HDR 15MM STACK HEIGHT |
| 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 |
| Product | Headers | Headers | Headers |
| Pitch | 2.54 mm | 2.54 mm | 2.54 mm |
| Termination Style | Through Hole | Through Hole | Through Hole |
| Mounting Angle | Vertical | - | Vertical |
| Current Rating | 3 A | 3 A | 3 A |
| Voltage Rating | 1.5 kV | 1.5 kV | 1.5 kV |
| Series | BergStik | BergStik | BergStik |
| Housing Material | Thermoplastic (TP) | Thermoplastic (TP) | Thermoplastic (TP) |
| Brand | Amphenol FCI | Amphenol FCI | Amphenol FCI |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Phosphor Bronze |
| Mounting Style | - | - | - |
| Insulation Resistance | 5000 MOhms | 5000 MOhms | 5000 MOhms |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Factory Pack Quantity | 100 | 100 | 250 |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Termination Post Length | 3.05 mm | 3.05 mm | 3.05 mm |
| Tradename | BergStik | BergStik | BergStik |
| Part # Aliases | 54121810081500LF | 54121810052200LF | 54121810101500LF |
| Packaging | - | - | Bulk |