Siemens 3SU1050-4BL11-0AA0 KEY-Operated Switch
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KEY-OPERATED SWITCH
Siemens SIRIUS ACT key-operated switch with latching mechanism, 3 switching positions, high protection class up to IP69K, and durable design for industrial applications.
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SIEMENS 3SU1050-4BL11-0AA0 KEY-OPERATED SWITCH
The Siemens SIRIUS ACT 3SU10504BL11-0AA0 is a durable key-operated switch designed for reliable control in industrial environments. With a latching mechanism and multiple switching positions, it offers enhanced safety and secure operation.
Manufacturer: Siemens
Type: Key-Operated Switch
Model: 3SU1050-4BL11-0AA0
Brand Name: SIRIUS ACT
Short Name: 3SU1
| Principle of Operation | Latching, 2x45° |
| Outer Diameter | 29.5 mm |
| Switching Positions | 3 |
| Actuating Angle | Clockwise, Anticlockwise 45° |
| Lock Make | RONIS |
| Key Number | SB30 |
| Material | Plastic |
| Protection Class | IP66, IP67, IP69 (IP69K) |
| Ambient Temperature | -25 / 70 °C |
| Length | 25.4 mm |













