| PartNumber | M20-9722045 | M20-9722046 | M20-9722145 |
| Description | Headers & Wire Housings 20+20 DIL VERTICAL PIN HEADER GOLD HT | Headers & Wire Housings 20+20 DIL VERTICAL PIN HEADER TIN | Headers & Wire Housings 21+21 DIL VERTICAL PIN HEADER GOLD HT |
| Manufacturer | Harwin Inc. | Harwin Inc. | - |
| Product Category | Rectangular Connectors - Headers, Male Pins | Rectangular Connectors - Headers, Male Pins | - |
| Color | Black | Black | - |
| Series | M20 | M20 | - |
| Packaging | Bulk | Bulk | - |
| Termination | Solder | Solder | - |
| Mounting Type | Through Hole | Through Hole | - |
| Features | - | - | - |
| Connector Type | Header, Unshrouded, Breakaway | Header, Unshrouded, Breakaway | - |
| Contact Finish | Gold | Tin | - |
| Contact Finish Thickness | - | - | - |
| Number of Positions | 40 | 40 | - |
| Number of Positions Loaded | All | All | - |
| Pitch | 0.100" (2.54mm) | 0.100" (2.54mm) | - |
| Number of Rows | 2 | 2 | - |
| Contact Type | Male Pin | Male Pin | - |
| Row Spacing | 0.100" (2.54mm) | 0.100" (2.54mm) | - |
| Fastening Type | - | - | - |
| Contact Mating Length | 0.276" (7.00mm) | 0.276" (7.00mm) | - |