![SBSLA - Size 8 [20mm]](https://www.kocomotion.de/wp-content/uploads/2025/02/Ball_size820mm.png)
The SBSLA – Size 8 [20mm] External Stepper Ball Screw Linear Actuator delivers precise motion control in a compact form factor. Available with multiple screw end machining and encoder options, it features high-grade SCM415H nut material, Ø0.8 mm ball size, and C7 accuracy. Ideal for demanding automation applications requiring reliable, accurate linear movement and customizable configurations.
| Parameter | Unit | 8E2105 | 8E2205 |
|---|---|---|---|
| Size | Nema | 8 | 8 |
| Flange size | mm | 20 | 20 |
| Voltage | V | 2.5 | 4.4 |
| Current | A | 0.5 | 0.5 |
| Resistance | Ω | 5.1 | 8.8 |
| Inductance | mH | 1.5 | 2.7 |
| Motor Length | mm | 27.2 | 38.1 |
| Lead Wire No. | 4 | 4 |
| Ball screw type | 0401 | 0402 |
|---|---|---|
| Ball size | Ø0.8 | Ø0.8 |
| Number of threads | 1 | 1 |
| Thread direction | Right | Right |
| Shaft root dia. | Ø3.3 | Ø3.3 |
| Number of circuits | 3.7×1 | 2.7×1 |
| Shaft nut material | SCM415H | SCM415H |
| Surface hardness | HRC58~62 | HRC58~62 |
| Anti-rust treatment | Anti-rust oil | Anti-rust oil |
| Grade | C7 | C7 |
| Nut size | A | B | C | D | H | W | X | Axial play | Dynamic load [N] | Static load [N] |
|---|---|---|---|---|---|---|---|---|---|---|
| BS0401 | 19 | 3 | 13 | 9 | 13 | 14 | 2.9 | ≤0.02 | 560 | 790 |
| BS0402 | 23 | 4 | 19 | 11 | 15 | 17 | 3.4 | ≤0.02 | 420 | 570 |
| Lead Code | Lead Pitch [mm] | Screw Diameter [mm] | Travel per 1.8° Step [µm] | Number of threads |
|---|---|---|---|---|
| 0401 | 1 | 4 | 5 | 1 |
| 0402 | 2 | 4 | 10 | 1 |
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 | 8E2105 |
|---|---|---|
| Size | Nema | 8 |
| Flange size | mm | 20 |
| Voltage | V | 2.5 |
| Current | A | 0.5 |
| Resistance | Ω | 5.1 |
| Inductance | mH | 1.5 |
| Motor Length | mm | 27.2 |
| Lead Wire No. | 4 |
| Ball screw type | 0401 | 0402 |
|---|---|---|
| Ball size | Ø0.8 | Ø0.8 |
| Number of threads | 1 | 1 |
| Thread direction | Right | Right |
| Shaft root dia. | Ø3.3 | Ø3.3 |
| Number of circuits | 3.7×1 | 2.7×1 |
| Shaft nut material | SCM415H | SCM415H |
| Surface hardness | HRC58~62 | HRC58~62 |
| Anti-rust treatment | Anti-rust oil | Anti-rust oil |
| Grade | C7 | C7 |
| Nut size | A | B | C | D | H | W | X | Axial play | Dynamic load [N] | Static load [N] |
|---|---|---|---|---|---|---|---|---|---|---|
| BS0401 | 19 | 3 | 13 | 9 | 13 | 14 | 2.9 | ≤0.02 | 560 | 790 |
| BS0402 | 23 | 4 | 19 | 11 | 15 | 17 | 3.4 | ≤0.02 | 420 | 570 |
| Lead Code | Lead Pitch [mm] | Screw Diameter [mm] | Travel per 1.8° Step [µm] | Number of threads |
|---|---|---|---|---|
| 0401 | 1 | 4 | 5 | 1 |
| 0402 | 2 | 4 | 10 | 1 |
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 | 8E2205 |
|---|---|---|
| Size | Nema | 8 |
| Flange size | mm | 20 |
| Voltage | V | 4.4 |
| Current | A | 0.5 |
| Resistance | Ω | 8.8 |
| Inductance | mH | 2.7 |
| Motor Length | mm | 38.1 |
| Lead Wire No. | 4 |
| Ball screw type | 0401 | 0402 |
|---|---|---|
| Ball size | Ø0.8 | Ø0.8 |
| Number of threads | 1 | 1 |
| Thread direction | Right | Right |
| Shaft root dia. | Ø3.3 | Ø3.3 |
| Number of circuits | 3.7×1 | 2.7×1 |
| Shaft nut material | SCM415H | SCM415H |
| Surface hardness | HRC58~62 | HRC58~62 |
| Anti-rust treatment | Anti-rust oil | Anti-rust oil |
| Grade | C7 | C7 |
| Nut size | A | B | C | D | H | W | X | Axial play | Dynamic load [N] | Static load [N] |
|---|---|---|---|---|---|---|---|---|---|---|
| BS0401 | 19 | 3 | 13 | 9 | 13 | 14 | 2.9 | ≤0.02 | 560 | 790 |
| BS0402 | 23 | 4 | 19 | 11 | 15 | 17 | 3.4 | ≤0.02 | 420 | 570 |
| Lead Code | Lead Pitch [mm] | Screw Diameter [mm] | Travel per 1.8° Step [µm] | Number of threads |
|---|---|---|---|---|
| 0401 | 1 | 4 | 5 | 1 |
| 0402 | 2 | 4 | 10 | 1 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
