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| PartNumber | 21032121306 | 21032121400 | 21032121305 |
| Description | Circular Metric Connectors CIRC CONNECTOR HARAX M12 L 3P ML | Modular Connectors / Ethernet Connectors 3P M12-L MALE STRT | Modular Connectors / Ethernet Connectors 4P M12-L MALE |
| Manufacturer | Harting | Harting | Harting |
| Product Category | Circular Connectors | Circular Connectors | Circular Connectors |
| Series | HaraxR M12-L | HaraxR M12-L | HaraxR M12-L |
| Packaging | Bulk | Bulk | Bulk |
| Termination | IDC | IDC | IDC |
| Mounting Type | Free Hanging (In-Line) | Free Hanging (In-Line) | Free Hanging (In-Line) |
| Features | Strain Relief | Strain Relief | Strain Relief |
| Ingress Protection | IP65/67 - Dust Tight, Water Resistant, Waterproof | IP65/67 - Dust Tight, Water Resistant, Waterproof | IP65/67 - Dust Tight, Water Resistant, Waterproof |
| Connector Type | Plug, Male Pins | Plug, Male Pins | Plug, Male Pins |
| Orientation | A | A | A |
| Contact Finish | - | - | - |
| Number of Positions | 3 | 3 | 4 |
| Shell Size Insert | M12-3 | M12-3 | M12-4 |
| Fastening Type | Threaded | Threaded | Threaded |
| Shell Size MIL | - | - | - |
| Shell Material Finish | - | - | - |