Siemens 3SB3 2 Position Key Switch Head Latching

  • RS Stock No. 743-0215
  • Mfr. Part No. 3SB3500-3AK11
  • Manufacturer Siemens
Technical data sheets
Legislation and Compliance
Non Compliant
COO (Country of Origin): DE
Product Details

Key Lock Switches

The 3SB35 series of key lock switches are metal, round and have a mounting diameter of 22mm. This series of actuator are supplied with a holder.

Key operated rotary switches with 2 keys
BKS, CES, O.M.R. or RONIS key versions available
2 switch positions (O – I), momentary contact or latching
3 switch positions (I – O – II), momentary contact and/or latching
Protection rating of IP67


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
Series 3SB3
Actuator Type Key
Cutout Diameter 22mm
Number of Positions 2
Key Type 73033
Switch Actuation Latching
Key Withdrawal Position Pos. O and I
Angle of Throw 50°
Illuminated No
Number of Keys 2
Discontinued product