RS Better World

Siemens SIRIUS ACT 3SU18 Series Key Release Emergency Stop Push Button, Surface Mount, 22 mm Cutout, 1 NO/1 NC, IP67,

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£76.28

(exc. VAT)

£91.54

(inc. VAT)

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  • Plus 2 unit(s) shipping from 04 May 2026
  • Plus 6 unit(s) shipping from 07 May 2026
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Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

RS Stock No.:
193-2722
Distrelec Article No.:
302-15-379
Mfr. Part No.:
3SU1801-0NN00-2AA2
Brand:
Siemens
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Brand

Siemens

Product Type

Emergency Stop Push Button

Mount Type

Surface Mount

Cutout Diameter

22mm

Contact Configuration

1 NO/1 NC

Push Button Actuation

Key Release

Housing Material

Plastic

Series

SIRIUS ACT 3SU18

Illuminated

No

IP Rating

IP67, IP66, IP69

Colour

Red

Terminal Type

Screw

Contact AC Voltage

500V ac

Number of Auxiliary Contacts

2

Contact DC Voltage

500V dc

Contact Current

10A

Head Style

Mushroom

Switch Configuration

Emergency Stop

Depth

109mm

Hazardous Area Certification

NO

Length

85mm

Head Diameter

40mm

Standards/Approvals

ISO 13850, IEC 60068-2-27, IEC 60068-2-6, EN 61373

Better World Claim

Extended Product Life, Low Carbon Manufacture

Better World Product

Yes

Width

85mm

Push Button Material

Plastic

Under the brand name SIRIUS ACT, Siemens offers a unique portfolio of pushbuttons and signaling devices with global product approvals in four modern design lines of rugged genuine metal and high-grade plastic.

An innovative snap-on concept makes the task of installing a unit so easy that it can be done with one hand and without any special tools. Groove-free holes are adequate as mounting holes since full twist prevention is already integrated.

Thanks to the high degree of protection throughout, the rugged devices are suitable for use in industry and outdoors. Even cleaning with a high-pressure jet is possible. Neither dust, oils, nor caustic solutions can interfere with reliable operation.

As well as standard wiring, the devices can also be connected to the controller via PROFINET, AS-Interface or IO-Link. Doing so will help you to reduce wiring time and effort, minimize error sources and have more flexibility.

The graphical Online Configurator provides convenient support when selecting and ordering individual devices, enclosures and labels. Extensive documentation (e.g. manual, 3D data, terminal diagram) is available.

Enclosure for command devices, 22 mm, round, Enclosure material plastic, Enclosure top part yellow, 1 control point plastic, Control point in center, A=EMERGENCY STOP mushroom pushbutton red, 40 mm, with RONIS lock SB30, key-operated release, 1 NC, 1NO, screw terminal, floor mounting, 1xM20 each on top and bottom

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