| PartNumber | 2-173983-4 | 2-173983-2 | 2-173983-3 |
| Description | Barrier Terminal Blocks AMP CT MT AMP-IN HDR H YEL 4P | Headers & Wire Housings AMP CT MT AMP-IN HDR-H YEL 2P | Headers & Wire Housings AMP CT MT AMP-IN HDR-H YEL 3P |
| Manufacturer | TE Connectivity | - | TE Connectivity AMP Connectors |
| Product Category | Barrier Terminal Blocks | - | Rectangular Connectors - Board In, Direct Wire to Board |
| RoHS | Y | - | - |
| Product | Barrier Terminal Blocks | - | - |
| Packaging | Tray | - | Tray |
| Brand | TE Connectivity / AMP | - | - |
| Product Type | Barrier Terminal Blocks | - | - |
| Factory Pack Quantity | 290 | - | - |
| Subcategory | Terminal Blocks | - | - |
| Part # Aliases | 2-173983-4 | - | - |
| Color | - | - | Yellow |
| Series | - | - | |
| Mounting Type | - | - | Through Hole, Right Angle |
| Features | - | - | - |
| Connector Type | - | - | Individual Wires |
| Contact Finish | - | - | Tin |
| Wire Gauge | - | - | 26-28 AWG |
| Contact Finish Thickness | - | - | - |
| Number of Positions | - | - | 3 |
| Number of Rows | - | - | 1 |
| Row Spacing | - | - | - |
| Cable Pitch | - | - | 0.079" (2.00mm) |
| Board Side Pitch | - | - | 0.079" (2.00mm) |
| Cable Termination | - | - | IDC |