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| PartNumber | 2-173977-2 | 2-173977-3 | 2-173977-4 |
| Description | Headers & Wire Housings 2P CT CONN MT | Headers & Wire Housings CT CONN MT REC ASSY 3P BLUE | Headers & Wire Housings CT CONN MT REC ASSY 4P BLUE |
| Manufacturer | TE Connectivity | TE Connectivity AMP Connectors | - |
| Product Category | Headers & Wire Housings | Rectangular Connectors - Free Hanging, Panel Mount | - |
| RoHS | Y | - | - |
| Product | Wire Housings | - | - |
| Number of Positions | 2 Position | 3 | - |
| Pitch | 2 mm | 0.079" (2.00mm) | - |
| Number of Rows | 1 Row | 1 | - |
| Termination Style | IDC | - | - |
| Contact Gender | Socket (Female) | - | - |
| Contact Plating | Tin | - | - |
| Packaging | Bulk | Bulk | - |
| Contact Type | Socket | Female Socket | - |
| Current Rating | 2 A | - | - |
| Voltage Rating | 125 V | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Product Type | Headers & Wire Housings | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | Headers & Wire Housings | - | - |
| Wire Gauge | 28 AWG - 26 AWG | 26-28 AWG | - |
| Part # Aliases | 2-173977-2 | - | - |
| Color | - | Blue | - |
| Series | - | CT | - |
| Mounting Type | - | Free Hanging (In-Line) | - |
| Features | - | - | - |
| Connector Type | - | Receptacle | - |
| Contact Finish | - | Tin | - |
| Contact Finish Thickness | - | - | - |
| Row Spacing | - | - | - |
| Fastening Type | - | - | - |
| Cable Termination | - | IDC | - |
| Wire Type | - | Discrete | - |