| PartNumber | 66506-052LF | 66506-051 | 66506-050 |
| Description | Headers & Wire Housings 4-WALL HEADER 34P | Headers & Wire Housings QUICKIE II HEADER | Headers & Wire Housings 4-WALL HDR 2X10 POS |
| Manufacturer | FCI / Amphenol | FCI / Amphenol | FCI / Amphenol |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | Y | N | N |
| Product | Headers | Headers | Headers |
| Type | Shrouded | Shrouded | Shrouded |
| Number of Positions | 34 Position | - | 20 Position |
| Pitch | 2.54 mm | - | 2.54 mm |
| Number of Rows | 2 Row | 2 Row | 2 Row |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | - | Through Hole |
| Mounting Angle | Vertical | - | Vertical |
| Contact Gender | Pin (Male) | - | Pin (Male) |
| Contact Plating | Gold | - | Gold |
| Mating Post Length | 5.84 mm | 5.84 mm | 5.84 mm |
| Termination Post Length | 3.81 mm | 3.81 mm | 3.81 mm |
| Series | Quickie | Quickie | Quickie |
| Tradename | Quickie | Quickie | Quickie |
| Packaging | Tray | Tray | Tray |
| Housing Material | Thermoplastic | - | Thermoplastic |
| Brand | Amphenol FCI | Amphenol FCI | Amphenol FCI |
| Contact Material | Phosphor Bronze | - | Phosphor Bronze |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 20 | 40 | 30 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 66506052LF | 66506051 | 66506050 |
| Current Rating | - | - | 3 A |
| Voltage Rating | - | - | 1 kV |
| Compliance | - | - | UL, CSA |