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| PartNumber | 5-534978-3 | 5-534978-2 | 5-534978-4 |
| Description | Headers & Wire Housings 20 2 PC HDR DR W/HLDWN | Headers & Wire Housings 16 MODII 2PC HDR DR W/HLDWN | Headers & Wire Housings 24 MODII 2PC HDR DR WITH HOLD DOWN |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | - |
| RoHS | Y | Y | - |
| Product | Headers | Headers | - |
| Type | Shrouded | Shrouded | - |
| Number of Positions | 20 Position | 16 Position | - |
| Pitch | 2.54 mm | 2.54 mm | - |
| Number of Rows | 2 Row | 2 Row | - |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Mounting Angle | Straight | Straight | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Contact Plating | Gold | Gold | - |
| Series | AMPMODU MOD II | AMPMODU MOD II | - |
| Tradename | AMPMODU | AMPMODU | - |
| Packaging | Tube | Tube | - |
| Current Rating | 3 A | 3 A | - |
| Housing Material | Thermoplastic (TP) | Thermoplastic (TP) | - |
| Voltage Rating | 250 VAC | 250 VAC | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Contact Material | Phosphor Bronze | Phosphor Bronze | - |
| Row Spacing | 2.54 mm | 2.54 mm | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Minimum Operating Temperature | - 65 C | - 65 C | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 56 | 68 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 5-534978-3 | 5-534978-2 | - |
| Unit Weight | 0.137075 oz | - | - |