Better World
Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button, Surface Mount, 22mm Cutout, SPDT, IP66, IP67,
- RS Stock No.:
- 193-3859
- Distrelec Article No.:
- 302-15-402
- Mfr. Part No.:
- 3SU1851-0NC00-2AC2
- Brand:
- Siemens
Subtotal (1 unit)*
£125.11
(exc. VAT)
£150.13
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 2 unit(s) ready to ship
- Plus 1 unit(s) ready to ship from another location
- Plus 999,999,997 unit(s) shipping from 10 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £125.11 |
*price indicative
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.:
- 193-3859
- Distrelec Article No.:
- 302-15-402
- Mfr. Part No.:
- 3SU1851-0NC00-2AC2
- 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 | |
| Mounting Type | Surface Mount | |
| Cutout Diameter | 22mm | |
| Contact Configuration | SPDT | |
| Better World Product | Yes | |
| Push Button Actuation | Twist Release | |
| Voltage Rating | 5 → 500 V ac, 5 → 500V dc | |
| Series | SIRIUS ACT 3SU18 | |
| Illuminated | No | |
| IP Rating | IP66, IP67, IP69 | |
| Colour | Red | |
| Push Button Shape | Round | |
| Supply Current | 10A | |
| Depth | 112.5mm | |
| Auxiliary Contacts | 2 | |
| Width | 85mm | |
| Better World Claim | Extended product life, Low carbon manufacture | |
| Housing Colour | Yellow | |
| Push Button Material | Plastic | |
| Height | 89.4mm | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Mounting Type Surface Mount | ||
Cutout Diameter 22mm | ||
Contact Configuration SPDT | ||
Better World Product Yes | ||
Push Button Actuation Twist Release | ||
Voltage Rating 5 → 500 V ac, 5 → 500V dc | ||
Series SIRIUS ACT 3SU18 | ||
Illuminated No | ||
IP Rating IP66, IP67, IP69 | ||
Colour Red | ||
Push Button Shape Round | ||
Supply Current 10A | ||
Depth 112.5mm | ||
Auxiliary Contacts 2 | ||
Width 85mm | ||
Better World Claim Extended product life, Low carbon manufacture | ||
Housing Colour Yellow | ||
Push Button Material Plastic | ||
Height 89.4mm | ||
- COO (Country of Origin):
- DE
Siemens 3SU1 Series Emergency Stop Push Button, SPDT Contact Configuration, IP66/IP67/IP69 - 3SU1851-0NC00-2AC2
This emergency stop push button is intended for critical safety applications in industrial settings. With a sturdy design and the ability to handle high voltages, it ensures dependable performance during urgent situations. This device is suitable for integration into automation systems, offering operators an immediate method for stopping machinery in emergencies.
Features & Benefits
• Twist release mechanism allows for quick deactivation
• IP66, IP67, IP69 ratings ensure protection against dust and water
• Red colour enhances visibility in emergency scenarios
• Surface mount design facilitates easy installation
• SPDT configuration accommodates various application requirements
• Durable plastic construction provides longevity and resistance to impacts
• IP66, IP67, IP69 ratings ensure protection against dust and water
• Red colour enhances visibility in emergency scenarios
• Surface mount design facilitates easy installation
• SPDT configuration accommodates various application requirements
• Durable plastic construction provides longevity and resistance to impacts
Applications
• Utilised in manufacturing for machine control
• Suitable for automation systems requiring immediate shutdown
• Ideal for industrial machinery needing prompt safety intervention
• Commonly found in production lines and robotic operations
• Implemented in environments with strict safety regulations
• Suitable for automation systems requiring immediate shutdown
• Ideal for industrial machinery needing prompt safety intervention
• Commonly found in production lines and robotic operations
• Implemented in environments with strict safety regulations
How can it be mounted in my facility?
This device is designed for surface mounting, making installation on various panels or surfaces straightforward.
What voltage range does it support?
The switch functions effectively within a voltage range of 5V to 500V AC and DC.
Is this suitable for outdoor use?
Yes, with IP66, IP67, and IP69 ratings, it can endure harsh outdoor conditions.
How does the twist release mechanism work?
The twist release feature enables rapid disengagement, allowing for an immediate response during emergencies.
Can it be used with other control devices?
Yes, this push button can be integrated easily with other components in automated systems and control devices.
