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| PartNumber | 7-146474-1 | 7-146474-2 | 7-146474-0 |
| Description | Headers & Wire Housings 21 MODII HDR SRST UNSHRD STKG | Headers & Wire Housings 22 MODII HDR SRST UNSHRD STKG | Headers & Wire Housings 20 MODII HDR SRST UNSHRD STKG |
| Manufacturer | TE Connectivity | - | - |
| Product Category | Headers & Wire Housings | - | - |
| RoHS | Y | - | - |
| Product | Headers | - | - |
| Type | Unshrouded | - | - |
| Number of Positions | 21 Position | - | - |
| Pitch | 2.54 mm | - | - |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | - | - |
| Contact Plating | Tin | - | - |
| Mating Post Length | 2.79 mm | - | - |
| Series | AMPMODU MOD II | - | - |
| Tradename | AMPMODU | - | - |
| Current Rating | 3 A | - | - |
| Housing Material | Thermoplastic | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Contact Material | Copper Alloy | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Product Type | Headers & Wire Housings | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Headers & Wire Housings | - | - |
| Part # Aliases | 7-146474-1 | - | - |