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| PartNumber | 647648-2 | 647648-4 | 647648-171 |
| Description | Headers & Wire Housings 02P MTA156 HDR ASSY HT SN | Headers & Wire Housings 04P MTA156 HDR ASSY HT SN | |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | - |
| Product | Headers | Headers | - |
| Type | Unshrouded | Pin Strip | - |
| Number of Positions | 2 Position | 4 Position | - |
| Pitch | 3.96 mm | 3.96 mm | - |
| Mounting Style | - | Panel | - |
| Termination Style | Through Hole | Through Hole | - |
| Mounting Angle | Vertical | Vertical | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Contact Plating | Tin | Tin | - |
| Mating Post Length | 11.43 mm | - | - |
| Termination Post Length | 3.18 mm | - | - |
| Series | MTA-156 | MTA-156 | - |
| Tradename | MTA | - | - |
| Application | Wire-to-Board | - | - |
| Housing Material | Nylon | Nylon | - |
| Voltage Rating | 600 V | 600 VAC | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Flammability Rating | UL 94 V-0 | - | - |
| Latching Type | Locking Ramp | Locking Ramp | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 500 | 500 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 647648-2 | - | - |
| RoHS | - | N | - |