| PartNumber | 3-644784-4 | 3-644784-5 | 3-644791-4 |
| Description | Headers & Wire Housings 04P MTA156 HDR ASSY W/O 2&3 LF | Headers & Wire Housings 05P MTA156 HDR ASSY W/O#2&3 LF | Headers & Wire Housings OBSOLETE |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Product | Headers | Headers | - |
| Type | Pin Strip | Unshrouded | - |
| Number of Positions | 4 Position | 5 Position | - |
| Pitch | 3.96 mm | 3.96 mm | - |
| Mounting Style | Panel | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Mounting Angle | Straight | Straight | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Contact Plating | Gold | Gold | - |
| Series | MTA-156 | MTA-156 | MTA-156 |
| Current Rating | 7 A | 7 A | - |
| Housing Material | Thermoplastic (TP) | Thermoplastic | - |
| Voltage Rating | 600 VAC | 600 V | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Latching Type | Polarized Lock | Polarized Lock | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 1 | 500 | 1100 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 3-644784-4 | 3-644784-5 | - |
| RoHS | - | Y | - |
| Termination Post Length | - | 3.18 mm | - |
| Tradename | - | MTA | - |
| Packaging | - | Bulk | - |
| Application | - | Wire-to-Board | - |
| Flammability Rating | - | UL 94 V-0 | - |