| PartNumber | 20021221-00040D4LF | 20021221-00040T4LF | 20021221-00040T8LF |
| Description | Headers & Wire Housings 1.27mm BTB, Hdr, SMT Shrd,40 Pos,Tube/Cap | Headers & Wire Housings 1.27mm BTB, Hdr, SMT Shrd, 40 Pos, Tube | Headers & Wire Housings HD SMT SHOULDED |
| Manufacturer | FCI / Amphenol | FCI / Amphenol | FCI / Amphenol |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | Y | Y | Y |
| Product | Headers | Headers | Headers |
| Type | Shrouded | Shrouded | Shrouded |
| Number of Positions | 40 Position | 40 Position | - |
| Pitch | 1.27 mm | 1.27 mm | - |
| Number of Rows | 2 Row | 2 Row | - |
| Mounting Angle | Straight | Straight | - |
| Contact Plating | Gold | Gold | - |
| Mating Post Length | 3.05 mm | 3.05 mm | 3.05 mm |
| Series | Minitek127 | Minitek127 | Minitek127 |
| Tradename | Minitek | Minitek | Minitek |
| Packaging | Tube | Tube | Tube |
| Current Rating | 40 A | 40 A | - |
| Housing Material | Plastic | Plastic | - |
| Voltage Rating | 125 V | 125 V | - |
| Brand | Amphenol FCI | Amphenol FCI | Amphenol FCI |
| Contact Material | Nickel | Nickel | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 20 | 20 | 20 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 2002122100040D4LF | 2002122100040T4LF | 2002122100040T8LF |
| Mounting Style | - | - | - |
| Termination Style | - | SMD/SMT | - |