The Siemens 3SU1002-2BM10-0AA0 is a SIRIUS ACT series 22mm illuminated selector switch head used in industrial control panels for manual operation and mode selection (I–O–II).
It is a momentary (spring return) type selector switch with 3 positions, designed for fast control inputs in PLC-based systems.
• Siemens SIRIUS ACT 3SU1 series
• Part Number: 3SU1002-2BM10-0AA0
• Type: Illuminated selector switch head (22 mm)
• Positions: 3-position (I – O – II)
• Operation: Momentary contact (spring return type)
• Actuating angle: 2 × 45° (three-step operation)
• Mounting size: 22 mm panel cutout
• Illumination: Yes (LED compatible design)
• Material: Industrial plastic, black actuator
• Protection class: IP66 / IP67 / IP69K (with proper assembly)
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS ACT 3SU1 |
| Part Number | 3SU1002-2BM10-0AA0 |
| Type | Illuminated Selector Switch |
| Mounting | 22 mm |
| Positions | 3 (I – O – II) |
| Operation | Momentary (spring return) |
| Illumination | Yes |
| Application | Control panels, PLC inputs, machine modes |
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