| PartNumber | EN11-HSM1AF30 | EN11-HSM1AF15 | EN11-HSM1AQ15 |
| Description | Encoders 11mm Rotary Incremental Encoder | Encoders 11mm | Encoders 11mm ROTARY ENCODER 20 DETENT |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Encoders | Encoders | Encoders |
| RoHS | Y | Y | Y |
| Series | EN11 | EN11 | EN11 |
| Product | Magnetic Encoders | Magnetic Encoders | - |
| Type | Incremental | - | - |
| Resolution | 20 PPR | 20 PPR | - |
| Number of Detents | 30 Detent | 20 Detent | - |
| Number of Channels | 2 Channel | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Output Type | Quadrature | Quadrature | - |
| Shaft Type | D / Flatted | D / Flatted | - |
| Operating Supply Voltage | 5 VDC | 5 VDC | - |
| Packaging | Tray | Tray | Tray |
| Brand | BI Technologies / TT Electronics | BI Technologies / TT Electronics | BI Technologies / TT Electronics |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 30 C | - 30 C | - |
| Product Type | Encoders | Encoders | Encoders |
| Factory Pack Quantity | 300 | 300 | 300 |
| Subcategory | Encoders | Encoders | Encoders |
| With Switch | - | Switch | - |
| Unit Weight | - | 0.134041 oz | - |