RS Better World

Siemens SIRIUS ACT 3SU11 Series Latching Emergency Stop Push Button, Panel Mount, 22 mm Cutout, 2 NC, IP66, IP67, IP69

RS Stock No.:: 193-2789
Mfr. Part No.:: 3SU1100-1HB20-1PG0
Brand:: Siemens

Siemens SIRIUS ACT 3SU11 Series Latching Emergency Stop Push Button, Panel Mount, 22 mm Cutout, 2 NC, IP66, IP67, IP69

Subtotal (1 unit)*

£43.07

(exc. VAT)

£51.68

(inc. VAT)

FREE delivery for orders over £60.00

In Stock

31 unit(s) ready to ship
Plus 6 unit(s) ready to ship from another location
Plus 11 unit(s) shipping from 07 May 2026

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Units	Per unit
1 +	£43.07

*price indicative

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RS Stock No.:: 193-2789
Mfr. Part No.:: 3SU1100-1HB20-1PG0
Brand:: Siemens

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Mount Type	Panel Mount
	Product Type	Emergency Stop Push Button
	Cutout Diameter	22mm
	Contact Configuration	2 NC
	Push Button Actuation	Latching
	Housing Material	Plastic
	Illuminated	No
	Series	SIRIUS ACT 3SU11
	IP Rating	IP66, IP67, IP69
	Colour	Red
	Terminal Type	Screw
	Contact AC Voltage	500V ac
	Contact Current	10A
	Contact DC Voltage	500V dc
	Head Style	Mushroom
	Number of Auxiliary Contacts	2
	Depth	70.6mm
	Switch Configuration	2 NC
	Standards/Approvals	IEC 61508, IEC 60068-2-27, IEC 60068-2-6, EN ISO 13850, EN 61373
	Head Diameter	40mm
	Length	40mm
	Hazardous Area Certification	NO
	Better World Product	Yes
	Width	30mm
	Better World Claim	Extended Product Life, Low Carbon Manufacture
	Safety Contacts	2 NC
	Push Button Material	Plastic

	Select all
	Brand Siemens
	Mount Type Panel Mount
	Product Type Emergency Stop Push Button
	Cutout Diameter 22mm
	Contact Configuration 2 NC
	Push Button Actuation Latching
	Housing Material Plastic
	Illuminated No
	Series SIRIUS ACT 3SU11
	IP Rating IP66, IP67, IP69
	Colour Red
	Terminal Type Screw
	Contact AC Voltage 500V ac
	Contact Current 10A
	Contact DC Voltage 500V dc
	Head Style Mushroom
	Number of Auxiliary Contacts 2
	Depth 70.6mm
	Switch Configuration 2 NC
	Standards/Approvals IEC 61508, IEC 60068-2-27, IEC 60068-2-6, EN ISO 13850, EN 61373
	Head Diameter 40mm
	Length 40mm
	Hazardous Area Certification NO
	Better World Product Yes
	Width 30mm
	Better World Claim Extended Product Life, Low Carbon Manufacture
	Safety Contacts 2 NC
	Push Button Material Plastic

Siemens Emergency Stop Push Button, 2NC, Push-Push Switch Operation - 3SU1100-1HB20-1PG0

This emergency stop push button is designed for industrial safety applications, featuring a robust panel mount configuration. With a diameter of 22mm and a vibrant red mushroom-shaped actuator of 40mm, it ensures high visibility and ease of use in critical situations. The switch operates with a latching mechanism and is housed in a yellow plastic casing, providing durability and clear communication in emergencies.

Features & Benefits

• Positive latching for dependable operation in emergencies

• IP66, IP67, IP69 ratings for robust protection

• Quick-rotate unlocking mechanism enhances user safety

• Two-form NC contact configuration for multiple connections

• Constructed from durable plastic for long-lasting performance

Applications

• Used for emergency shutdowns in manufacturing environments

• Ideal for machinery needing swift operator response

• Suitable for automation and control systems in factories

• Utilised in environments requiring stringent safety measures

Can it withstand harsh environmental conditions?

Yes, it is rated IP66, IP67, and IP69.

Will it function effectively in low-light areas?

No, this model does not have an illuminated feature.

Is it compatible with standard electrical terminals?

Yes, it uses screw-type terminals for connections.