Siemens Siemens 3SB3 Light Block -

  • RS Stock No. 453-2933
  • Mfr. Part No. 3SB3403-1A
  • Brand Siemens
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

Lamp Holder

Available with screw terminals, cage clamp termination, or with solder pin for PCB connection
For BA9s lamps to 2.5W, see typically stock no. 424-3807
Front plate mounting
Direct supply up to 125Vac


This product is in obsolescence mode and is due for discontinuation by the manufacturer. We recommend that you review the new pushbutton range SIRIUS ACT which is the alternative range proposed by the manufacturer. Please refer to the 3SB3 / SIRIUS ACT cross-reference guide located in the technical reference section.

Attribute Value
Block Type Light Block
Series Siemens 3SB3
Illumination Type BA9S Bulb
Terminal Type Cage Clamp
Body/Fixing Collar Included No
LED Included No
Discontinued product