![HSSM - Size 8 [20mm]](https://www.kocomotion.de/wp-content/uploads/2025/02/Hollow-shaft_820mm.png)
The HSSM Size 8 [20mm] Hollow Shaft Stepper Motor delivers up to 0.02 N·m holding torque in a compact design. Ideal for applications requiring precision control and flexible encoder assembly options (EK1, EK5, KPL28). Suitable for custom winding or shaft modifications. Designed to meet demanding automation and motion control requirements where space, accuracy, and adaptability are crucial.
| Parameter | Unit | 8HS2028 | 8HS2038 |
|---|---|---|---|
| Rated Voltage | V | 2.55 | 4.4 |
| Current | A | 0.5 | 0.5 |
| Resistance | Ω | 5.1 | 8.8 |
| Inductance | mH | 1.5 | 2.7 |
| Holding Torque | Nm | 0.014 | 0.020 |
| Detent Torque | Nm | 0.002 | 0.004 |
| Motor length | mm | 28 | 38 |
| Size | Nema | 8 | 8 |
| Flange size | mm | 20 | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 8HS2028 |
|---|---|---|
| Rated Voltage | V | 2.55 |
| Current | A | 0.5 |
| Resistance | Ω | 5.1 |
| Inductance | mH | 1.5 |
| Holding Torque | Nm | 0.014 |
| Detent Torque | Nm | 0.002 |
| Motor length | mm | 28 |
| Size | Nema | 8 |
| Flange size | mm | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | 8HS2038 |
|---|---|---|
| Rated Voltage | V | 4.4 |
| Current | A | 0.5 |
| Resistance | Ω | 8.8 |
| Inductance | mH | 2.7 |
| Holding Torque | Nm | 0.020 |
| Detent Torque | Nm | 0.004 |
| Motor length | mm | 38 |
| Size | Nema | 8 |
| Flange size | mm | 20 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
