Better World
Siemens SIRIUS ACT 3SU15 Series Contact Block, 24 ... 24V, Red Light, 1NO + 1NC
- RS Stock No.:
- 193-4750
- Mfr. Part No.:
- 3SU1551-1AB20-3MA0
- Brand:
- Siemens
Subtotal (1 unit)*
£22.47
(exc. VAT)
£26.96
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 30 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £22.47 |
*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.:
- 193-4750
- Mfr. Part No.:
- 3SU1551-1AB20-3MA0
- 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 | |
| Block Type | Contact Block | |
| Voltage Rating | 24 ... 24V | |
| Illumination Colour | Red | |
| Series | SIRIUS ACT 3SU15 | |
| Contact Configuration | 1NO + 1NC | |
| Illumination Type | LED | |
| LED Included | Yes | |
| Terminal Type | Spring | |
| Better World Product | Yes | |
| Better World Claim | Extended product life, Low carbon manufacture | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Block Type Contact Block | ||
Voltage Rating 24 ... 24V | ||
Illumination Colour Red | ||
Series SIRIUS ACT 3SU15 | ||
Contact Configuration 1NO + 1NC | ||
Illumination Type LED | ||
LED Included Yes | ||
Terminal Type Spring | ||
Better World Product Yes | ||
Better World Claim Extended product life, Low carbon manufacture | ||
- COO (Country of Origin):
- DE
Siemens Contact Block And Holder, Metal Holder, 4kV Surge Voltage Resistance Rating - SIRIUS ACT Series - 3SU1551-1AB20-3MA0
Take charge of your industrial equipment with this contact block and holder from Siemens. It works with a push button to control the flow of electricity to your machine by opening and closing the circuit. The unit's silver alloy contacts are highly conductive so you can count on a reliable connection. Thanks to red LED illumination, it stands out from the crowd, so it's easy to monitor your equipment's status. You'll find blocks like this one commonly used in robotics and automation setups, as well as in construction machinery.
Features & Benefits
• IP20 rating means it's finger-safe as it resists objects larger than 12.5mm
• Safe to use in challenging settings, thanks to an operating temperature range between -25°C and +70°C
• Surge voltage withstand rating of 4kV means it handles high power surges without suffering damage
• Durable metal holder holds firm against wear and impact in harsh environments
• Safe to use in challenging settings, thanks to an operating temperature range between -25°C and +70°C
• Surge voltage withstand rating of 4kV means it handles high power surges without suffering damage
• Durable metal holder holds firm against wear and impact in harsh environments
What's the function of the integrated diode in this contact block?
The diode serves as a protective device. It discharges excess voltage and carries it to the ground, reducing the risk of electric shocks and fire outbreaks.
