The Siemens 3SU1002-2BF40-0AA0 is a SIRIUS ACT series 22mm illuminated selector switch actuator used in industrial control panels for ON/OFF or two-position control (O–I).
It is a latching rotary switch (maintained type) with illuminated green actuator, designed for robust industrial environments.
• Siemens SIRIUS ACT 3SU1 series
• Part Number: 3SU1002-2BF40-0AA0
• Type: Selector switch (2-position O–I)
• Mounting size: 22 mm panel cutout
• Operation: Maintained (latching type)
• Illuminated: Yes (LED compatible design)
• Actuator color: Green
• Rotation angle: 90°
• Protection class: IP66 / IP67 / IP69K
• Modular system (used with 3SU1 contact blocks + holders)
• Industrial-grade vibration & dust resistant design
• IEC 60947-5-1 compliant
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS ACT 3SU1 |
| Part Number | 3SU1002-2BF40-0AA0 |
| Product Type | Illuminated Selector Switch |
| Mounting Size | 22 mm |
| Positions | 2 (O / I) |
| Operation Type | Latching (maintained) |
| Illumination | Yes |
| Actuator Color | Green |
| Rotation Angle | 90° |
| IP Rating | IP66 / IP67 / IP69K |
| Application | Control panels, machine control, automation |
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