Siemens, Red/Yellow/Black, Twist to Reset 32mm Mushroom Head Emergency Button

  • RS Stock No. 638-7454
  • Mfr. Part No. 3SB3801-0DG3
  • Manufacturer Siemens
Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): DE
Product Details

3SB3 - Pushbutton

The 3SB3 series from Siemens offer a wide variety of quality, high performance pilot devices for a multitude of applications. The 22mm modular range of switches, pushbuttons and signalling devices are available for front panel mounting and rear conductor connection. The 3SB3 series with a nominal diameter of 22 mm is available:
•in a square design for a 26 mm ´ 26 mm cut out, plastic version
•in a round design, plastic and metal versions
The devices are of modern industrial design and can be mounted rapidly by a single person. The operating surfaces of the pushbuttons and illuminated pushbuttons are concave.
The devices are climate-proof (KTW 24) and are suitable for standard industrial applications.

The 3SB38010DG3 can be mounted vertical only. This emergency stop mushroom pushbutton has the following ambient conditions:
•during operations it is -25 ... +70 °C
•during storage it is -40 ... +80 °C

Frequently asked questions & answers

What is the different between a push button switch for an emergency stop and a general-purpose push button switch? A general-purpose push button switch is used for controls, e.g. to start machine operation or simply to switch modes. An emergency stop push button switch however, is mainly used as a safety measure to stop hazardous events.
What is the resistance against vibration?
According to IEC 60068-2-6 it is 20 ... 200 Hz: 5g.


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
Mounting Type Surface Mount
Reset Method Twist to Reset
Normal State Configuration NC
IP Rating IP65
Head Style Mushroom
Illuminated No
Head Diameter 32mm
Housing Material Plastic
Width 85mm
Depth 64mm
Dimensions 85 x 85 x 64 mm
Colour Red/Yellow/Black
Push Button Material Plastic
Length 85mm
4 : Next working day
101 Within 5 working day(s) (Global stock)
Price (ex. GST) Each
$ 93.98
(exc. GST)
$ 108.08
(inc. GST)
Per unit
1 - 2
3 - 4
5 +
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