| PartNumber | QMSS-048-01-L-D-DP-EM2-PC8 | QMSS-048-01-L-D-DP-EM2 | QMSS-048-01-L-D-DP-EM2-PC4 |
| Description | Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip | Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip | Board to Board & Mezzanine Connectors 0.635 mm Q2 Shielded Ground Plane Terminal Strip |
| Manufacturer | Samtec | Samtec | Samtec |
| 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 |
| Number of Positions | 112 Position | 96 Position | 104 Position |
| Pitch | 0.635 mm | 0.635 mm | 0.635 mm |
| Number of Rows | 2 Row | 2 Row | 2 Row |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Mounting Angle | Straight | Straight | Straight |
| Voltage Rating | 300 VAC | 300 VAC | 300 VAC |
| Series | QMSS | QMSS | QMSS |
| Packaging | Tray | Tray | Tray |
| Application | Rugged Application | Rugged Application | Rugged Application |
| Contact Plating | Gold | Gold | Gold |
| Housing Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) |
| Brand | Samtec | Samtec | Samtec |
| Contact Material | Phosphor Bronze | Phosphor Bronze | Phosphor Bronze |
| Mounting Style | Edge Mount | Edge Mount | Edge Mount |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Stack Height | 11 mm | 11 mm | 11 mm |
| Factory Pack Quantity | 26 | 26 | 26 |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors |
| Tradename | Q2 | Q2 | Q2 |