| PartNumber | EN11-HSM1BQ30 | EN11-HSM1BF20 | EN11-HSM1BF30 |
| Description | Encoders 11mm Rotary Incremental Encoder | Encoders 11mm Rotary Incremental Encoder | Encoders 11mm Rotary Incremental Encoder |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Encoders | Encoders | Encoders |
| RoHS | Y | Y | Y |
| Series | EN11 | EN11 | EN11 |
| Packaging | Tray | Tray | Tray |
| Brand | BI Technologies / TT Electronics | BI Technologies / TT Electronics | BI Technologies / TT Electronics |
| Product Type | Encoders | Encoders | Encoders |
| Factory Pack Quantity | 300 | 300 | 300 |
| Subcategory | Encoders | Encoders | Encoders |
| Product | - | Magnetic Encoders | - |
| Resolution | - | 20 PPR | - |
| Number of Detents | - | 20 Detent | - |
| Termination Style | - | Through Hole | - |
| Output Type | - | Quadrature | - |
| Shaft Type | - | D / Flatted | - |
| With Switch | - | Switch | - |
| Operating Supply Voltage | - | 5 VDC | - |
| Maximum Operating Temperature | - | + 85 C | - |
| Minimum Operating Temperature | - | - 30 C | - |