The Siemens 3SU1401-1BB50-3AA0 is a blue LED module from the SIRIUS ACT series, designed for 22 mm panel-mount control stations. It features an integrated LED light source rated for 24 V AC/DC, with spring-loaded terminals for secure wiring and front-plate mounting, offering long service life and compact installation.
This LED module is ideal for use in machine-control panels, operator stations or automation cabinets where a compact 22 mm indicator is required. It provides clear status indication with a blue LED, supports fast wiring via spring terminals, and integrates seamlessly into modular SIRIUS ACT control-station assemblies.
| Colour light source | Blue |
| Connection type auxiliary circuit | Spring clamp connection |
| Lamp type | LED |
| Voltage type for actuating | AC/DC |
| With integrated diode | Yes |
| With light source | Yes |
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