| PartNumber | 1-66740-2 | 1-66740-9 | 1-66740-1 |
| Description | Pin & Socket Connectors TYPE XII FEMALE CONT (STRIP) | Pin & Socket Connectors SKT 16-12 CU/SN | Pin & Socket Connectors TYPE XII FEMALE |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity Aerospace, Defense and Marine |
| Product Category | Pin & Socket Connectors | Pin & Socket Connectors | Contacts - Multi Purpose |
| RoHS | N | Y | - |
| Product | Contacts | Contacts | - |
| Number of Positions | - | - | - |
| Number of Rows | - | - | - |
| Contact Gender | Socket (Female) | Socket (Female) | - |
| Pitch | - | - | - |
| Mounting Style | - | - | - |
| Housing Material | - | - | - |
| Contact Plating | Tin | Tin | - |
| Current Rating | 15 A | 15 A | - |
| Accessory Type | - | - | - |
| Series | MATE-N-LOK | MATE-N-LOK | Multimate XII |
| Packaging | Reel | Reel | Strip |
| Mounting Angle | - | - | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Flammability Rating | - | - | - |
| Mating Post Length | - | - | - |
| Product Type | Pin & Socket Connectors | Pin & Socket Connectors | - |
| Factory Pack Quantity | 1500 | 1500 | - |
| Subcategory | Pin & Socket Connectors | Pin & Socket Connectors | - |
| Termination Post Length | - | - | - |
| Part # Aliases | 1-66740-2 | 1-66740-9 | - |
| Material | - | - | Copper |
| Type | - | - | Power, Stamped |
| Pin or Socket | - | - | Socket |
| Contact Termination | - | - | Crimp |
| Wire Gauge | - | - | 12-16 AWG |
| Plating | - | - | Gold |
| Plating Thickness | - | - | 30μin (0.76μm) |