RS Better World
Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button, Surface Mount, 22 mm Cutout, 1 NO/1 NC, IP66,
- RS Stock No.:
- 193-2723
- Distrelec Article No.:
- 302-15-380
- Mfr. Part No.:
- 3SU1801-0NP00-2AA2
- Brand:
- Siemens
Subtotal (1 unit)*
£52.80
(exc. VAT)
£63.36
(inc. VAT)
FREE delivery for orders over £60.00
In Stock
- 3 unit(s) ready to ship
- Plus 5 unit(s) ready to ship from another location
- Plus 10 unit(s) shipping from 14 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £52.80 |
*price indicative
Better World
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- RS Stock No.:
- 193-2723
- Distrelec Article No.:
- 302-15-380
- Mfr. Part No.:
- 3SU1801-0NP00-2AA2
- 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 | |
| Product Type | Emergency Stop Push Button | |
| Mount Type | Surface Mount | |
| Cutout Diameter | 22mm | |
| Contact Configuration | 1 NO/1 NC | |
| Push Button Actuation | Twist Release | |
| Housing Material | Plastic | |
| Series | SIRIUS ACT 3SU18 | |
| Illuminated | No | |
| IP Rating | IP66, IP69, IP67, IP69K | |
| Colour | Red, Yellow | |
| Terminal Type | Screw | |
| Number of Auxiliary Contacts | 2 | |
| Head Style | Mushroom Push Button | |
| Contact AC Voltage | 500V ac | |
| Contact Current | 10A | |
| Contact DC Voltage | 500V dc | |
| Depth | 109mm | |
| Switch Configuration | 1 NO/1 NC | |
| Hazardous Area Certification | NO | |
| Standards/Approvals | IEC 60068-2-6, EN 61373, IEC 81346-2, IEC 60068-2-27, ISO 13850 | |
| Length | 85mm | |
| Head Diameter | 40mm | |
| Better World Product | Yes | |
| Better World Claim | Extended Product Life, Low Carbon Manufacture | |
| Width | 85mm | |
| Push Button Material | Plastic | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Emergency Stop Push Button | ||
Mount Type Surface Mount | ||
Cutout Diameter 22mm | ||
Contact Configuration 1 NO/1 NC | ||
Push Button Actuation Twist Release | ||
Housing Material Plastic | ||
Series SIRIUS ACT 3SU18 | ||
Illuminated No | ||
IP Rating IP66, IP69, IP67, IP69K | ||
Colour Red, Yellow | ||
Terminal Type Screw | ||
Number of Auxiliary Contacts 2 | ||
Head Style Mushroom Push Button | ||
Contact AC Voltage 500V ac | ||
Contact Current 10A | ||
Contact DC Voltage 500V dc | ||
Depth 109mm | ||
Switch Configuration 1 NO/1 NC | ||
Hazardous Area Certification NO | ||
Standards/Approvals IEC 60068-2-6, EN 61373, IEC 81346-2, IEC 60068-2-27, ISO 13850 | ||
Length 85mm | ||
Head Diameter 40mm | ||
Better World Product Yes | ||
Better World Claim Extended Product Life, Low Carbon Manufacture | ||
Width 85mm | ||
Push Button Material Plastic | ||
Siemens SIRIUS ACT 3SU18 Series Emergency Stop Push Button, 22mm Cutout Diameter, 1 NO + 1 NC Contact Configuration - 3SU1801-0NP00-2AA2
This emergency stop push button is vital for maintaining safety in industrial settings. It facilitates quick and reliable operation, significantly reducing risks related to machinery and equipment. Featuring an intuitive twist-release mechanism, the button allows for immediate cessation of operations, enabling safety personnel to respond rapidly during emergencies. Its robust design ensures durability in challenging conditions, making it suitable for various applications.
Features & Benefits
• Twist release mechanism provides a rapid response in emergencies
• IP66, IP67, and IP69 ratings protect against dust and water ingress
• 1 NO + 1 NC configuration supports diverse applications in control circuits
• Available in striking red and yellow for high visibility and compliance
• Floor mount design simplifies installation across different setups
• Made from durable plastic for extended lifespan and performance
Applications
• Utilised with industrial machinery for immediate emergency shutdown
• Ideal for assembly lines requiring prompt operator response
• Suitable for automatic systems that necessitate dependable safety measures
• Commonly used in environments with potential electrical hazards
• Employed in control panels for effective emergency management
What is the installation process for this product?
The installation usually involves securing it to the specified floor mount and connecting wires to the appropriate terminals.
Can this button be used outdoors?
Yes, its weatherproof design makes it suitable for outdoor applications within the specified IP ratings.
Is it compatible with all types of machinery?
The button is intended to work with a broad range of machinery, especially those needing urgent stop functionality.
What materials are used in its construction?
It features a plastic housing that provides durability and weather resistance, making it suitable for industrial applications.
Related links
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 22 mm Cutout IP66
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 22 mm Cutout IP67
- Siemens SIRIUS ACT 3SU18 Series Key Release Emergency Stop Push Button 22 mm Cutout IP67,
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 1 NC IP67, IP69
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 22 mm Cutout IP69
- Siemens SIRIUS ACT 3SU18 Series Emergency Stop Push Button 1 NC IP67 IP69K
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 22 mm Cutout IP69K
- Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button 2 NC IP67, IP69K