| Manufacturer | SIEMENS |
| Trade name | SIRIUS ACT |
| Switch standard | 22mm |
| Application - series/manufacturer | 3SU1.5 |
| Symbol | Operating temperature | Switch accessories | Diameter | Panel cutout diameter | Button marking | Body dimensions |
|---|---|---|---|---|---|---|
| [°C] | [mm] | [mm] | [mm] | |||
| 3SU1900-0AC16-0AA0 | -25...70 | description label | - | - | blank | 12.5x27 |
| 3SU1900-0AC81-0AA0 | -25...70 | description label | - | - | blank | 12.5x27 |
| 3SU1900-0AK10-0AA0 | -25...70 | bezel without description label | - | - | - | - |
| 3SU1900-0BA31-0AA0 | -25...70 | warning plate | 45 | 22 | blank | - |
| 3SU1900-0BB31-0AA0 | -25...70 | warning plate | 75 | 22 | blank | - |
| 3SU1900-0BB31-0AS0 | -25...70 | warning plate | 75 | 22 | NOT AUS | - |
| 3SU1900-0BB31-0AT0 | -25...70 | warning plate | 75 | 22 | NOT HALT | - |
| 3SU1900-0BC31-0AA0 | -25...70 | warning plate | 75 | 22 | blank | - |
| 3SU1900-0BC31-0AS0 | -25...70 | warning plate | 75 | 22 | NOT-AUS | - |
| 3SU1900-0BC31-0AT0 | -25...70 | warning plate | 75 | 22 | NOT-HALT | - |
| 3SU1900-0BC31-0DA0 | -25...70 | warning plate | 75 | 22 | EMERGENCY STOP | - |
| 3SU1900-0BC31-0NB0 | -25...70 | warning plate | 75 | 22 | EMERGENCIA, EMERGENCY STOP, EMERGENZA, NOT-HALT | - |
| 3SU1900-0DG70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0DH70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0DB70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0DC70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0ED70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0EE70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0DY30-0AA0 | -25...70 | protective cap | - | - | - | - |
| 3SU1900-0EA30-0AA0 | -25...70 | protective cap | - | - | - | - |
| 3SU1950-0DX30-0AA0 | -25...70 | protective cap | - | - | - | - |
| 3SU1900-0DA70-0AA0 | -25...70 | Cap | - | - | - | - |
| 3SU1900-0DY80-0AA0 | - | protective cap | - | - | - | 58.9x74.8x47.5 |