| PartNumber | 647143-3 | 647141-4 | 647141-2 |
| Description | Headers & Wire Housings 03P MTA156 SHRD HDR ASSY SQ AU | Headers & Wire Housings 04P MTA156 SHRD HDR ASSY F/BND | Headers & Wire Housings 02P MTA156 SHRD HDR ASSY F/BND |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | N | N | N |
| Product | Headers | Headers | Headers |
| Type | Shrouded | Shrouded | Shrouded |
| Number of Positions | 3 Position | 4 Position | 2 Position |
| Pitch | 3.96 mm | 3.96 mm | 3.96 mm |
| Number of Rows | 1 Row | 1 Row | - |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | Through Hole |
| Mounting Angle | Vertical | Right Angle | Right Angle |
| Contact Gender | Pin (Male) | Pin (Male) | Pin (Male) |
| Contact Plating | Gold | Gold | Gold |
| Series | MTA-156 | MTA-156 | MTA-156 |
| Current Rating | 7 A | 7 A | 7 A |
| Housing Material | Polyester | Thermoplastic | Polyester |
| Voltage Rating | 600 VAC | 600 V | 600 V |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Contact Material | Copper Alloy | Copper Alloy | Copper Alloy |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 1 | 500 | 500 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Termination Post Length | - | - | 3.18 mm |
| Tradename | - | - | MTA |
| Packaging | - | - | Bulk |
| Application | - | - | Wire-to-Board |
| Flammability Rating | - | - | UL 94 V-0 |
| Part # Aliases | - | - | 647141-2 |