| PartNumber | 1618575 | 1618574 | 161850 |
| Description | Circular Metric Connectors ST-3EP1N8A8K04S | Circular Metric Connectors ST-3EP1N8A8K03S | Headers & Wire Housings 18P KEYING STRIP |
| Manufacturer | Phoenix Contact | Phoenix Contact | TE Connectivity |
| Product Category | Circular Metric Connectors | Circular Metric Connectors | Headers & Wire Housings |
| Product Type | Circular Metric Connectors | Circular Metric Connectors | Headers & Wire Housings |
| IP Rating | IP67 | IP67 | - |
| Brand | Phoenix Contact | Phoenix Contact | TE Connectivity |
| Factory Pack Quantity | 1 | 1 | 300 |
| Subcategory | Circular Connectors | Circular Connectors | Headers & Wire Housings |
| Part # Aliases | ST-3EP1N8A8K04S | - | 161850 |
| Unit Weight | 1.192260 oz | 1.051164 oz | - |
| RoHS | - | - | Y |
| Product | - | - | Accessories |
| Type | - | - | - |
| Pitch | - | - | - |
| Termination Style | - | - | - |
| Contact Gender | - | - | - |
| Mating Post Length | - | - | - |
| Termination Post Length | - | - | - |
| Packaging | - | - | Bulk |
| Contact Type | - | - | - |
| Contact Material | - | - | - |
| Row Spacing | - | - | - |
| Housing Gender | - | - | - |