# Siemens SIRIUS ACT 3SU1801-0NB00-2AC2 Mushroom Pushbutton in Enclosure with Protective Collar and Turn-to-Release

**URL:** https://aio.lv/en/product--siemens-3su1801-0nb00-2ac2--1839251
**Data updated:** 2026-05-18 02:42 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Siemens
**Manufacturer code:** 3SU1801-0NB00-2AC2
**EAN:** 4011209969131
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 77.49 €
**Prices and availability valid until:** 2026-08-21 23:59
**Price without VAT (21%):** 64.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3su1801-0nb00-2ac2--1839251

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 05.08.2026 | free |
| Pickup points | 10.08.2026 | 1.79 EUR |
| Courier delivery to door | 10.08.2026 | 4.99 EUR |

## Summary description

The Siemens SIRIUS ACT 3SU1801-0NB00-2AC2 is a robust mushroom pushbutton housed in a protective enclosure. Designed for industrial safety applications, it features a yellow enclosure, a protective collar, and a reliable turn-to-release mechanism. This unit provides high durability and ease of operation for emergency stop or control functions in demanding environments, ensuring reliable performance and safety compliance.

## Long description

The Siemens SIRIUS ACT mushroom pushbutton in an enclosure is a high-quality industrial control component designed for safety-critical applications. This unit features a distinct yellow enclosure that ensures high visibility, combined with a protective collar to prevent accidental activation. The integrated turn-to-release mechanism provides a reliable and intuitive method for resetting the device after operation, making it an essential element for emergency stop systems and industrial control panels.
Advantages
This device offers exceptional durability and resistance to harsh environmental conditions, ensuring consistent performance in demanding industrial settings. The robust design of the enclosure protects internal components from dust and moisture, while the protective collar adds an extra layer of security against unintended triggers. Its ergonomic construction allows for quick and easy operation, facilitating efficient emergency response and system management.
Suitable for
Emergency stop applications in industrial machinery
Control panels for manufacturing and automation systems
Safety-critical shutdown functions in hazardous environments
Industrial equipment requiring high-visibility control interfaces
When it may not be suitable
This pushbutton is specifically designed for industrial safety and control applications and may not be appropriate for residential use or environments where standard light-duty switches are sufficient. It is not intended for outdoor installations without additional protection against extreme weather conditions.
Key specifications
Enclosure color: Yellow
Operation type: Turn-to-release
Protection features: Protective collar included
Mounting: Enclosure-based
Application: Industrial control and safety
How to use
The device is designed for surface mounting on industrial control panels or machinery frames. Once installed, the mushroom head is pressed to activate the emergency stop or control function. To reset the device, simply turn the mushroom head in the direction indicated by the arrows until it releases back to its original position.
What to consider before purchase
Verify the space requirements for the enclosure on your control panel
Ensure the electrical ratings match your specific system requirements
Check compatibility with existing safety circuit wiring
Usage recommendations
Regularly inspect the enclosure and the mushroom head for signs of physical damage or debris accumulation to ensure the turn-to-release mechanism functions correctly at all times.

## FAQ

### How much does the Siemens SIRIUS ACT 3SU1801-0NB00-2AC2 Mushroom Pushbutton cost, and is it available for purchase?

The price is 77.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 61 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 05.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Siemens SIRIUS ACT 3SU1801-0NB00-2AC2 Mushroom Pushbutton be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/1839251/52265538_large.webp