| PartNumber | 81020-650C01-RB | 81020-650203 | 81020-650403-RB |
| Description | Headers & Wire Housings 20/MHDR/STR/SEL INS .125NO HOL30AVG/ROHS | Headers & Wire Housings STRAIGHT 20POS BOARDMT/TRIPOL HDR | Headers & Wire Housings STRAIGHT 20POS BOARDMT/TRIPOL HDR |
| Manufacturer | 3M | 3M | 3M |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Product | Headers | Headers | Headers |
| Type | Latch / Eject | Latch / Eject | Latch / Eject |
| Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Number of Rows | 2 Row | 2 Row | 2 Row |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | Through Hole |
| Contact Plating | Gold | Gold | Gold |
| Series | 810 | 810 | 810 |
| Current Rating | 500 mA | 500 mA | 500 mA |
| Brand | 3M Electronic Solutions Division | 3M Electronic Solutions Division | 3M Electronic Solutions Division |
| Contact Material | Copper Alloy | Copper Alloy | Copper Alloy |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 200 | 200 | 200 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 05111526552 80001151366 | 05113862954 80610480347 | 05111991986 80001211509 |
| Unit Weight | 0.016957 oz | 0.016557 oz | 0.016477 oz |
| RoHS | - | N | Y |
| Housing Material | - | Liquid Crystal Polymer (LCP) | - |