# Siemens 3SU1801-0NA00-2AA2 Sirius ACT Enclosure with Emergency Stop Mushroom Button

**URL:** https://aio.lv/en/product--siemens-3su1801-0na00-2aa2--3250601
**Data updated:** 2026-05-18 02:49 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Siemens
**Manufacturer code:** 3SU1801-0NA00-2AA2
**EAN:** 4011209968349
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 45.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3su1801-0na00-2aa2--3250601

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3SU1801-0NA00-2AA2 is a robust Sirius ACT enclosure featuring an integrated emergency stop mushroom button with a turn-to-reset mechanism. Designed for industrial safety applications, this yellow enclosure provides high protection against environmental factors with an IP69k rating. It is a reliable solution for control panels requiring immediate emergency shutdown capabilities in demanding industrial environments.

## Long description

The Siemens 3SU1801-0NA00-2AA2 Sirius ACT enclosure is a high-performance safety component designed for industrial control systems. This unit features a pre-installed 22 mm red emergency stop mushroom pushbutton housed within a durable yellow plastic enclosure. Engineered for reliability, the device ensures immediate shutdown capabilities in critical situations, making it an essential element for machine safety and operator protection in demanding industrial environments.
Advantages
The primary advantage of this enclosure is its exceptional durability and environmental resistance, boasting an IP69k rating that ensures protection against high-pressure cleaning and dust ingress. The integrated emergency stop button utilizes a simple rotate-to-unlatch mechanism, allowing for quick and intuitive operation during emergencies. Its robust plastic construction is designed for floor mounting, providing a stable and secure installation point for command devices in various industrial settings.
Suitable for
Industrial machinery emergency shutdown systems
Control panels requiring high-visibility safety triggers
Environments subject to frequent cleaning or harsh conditions
Manufacturing lines and automated production facilities
When it may not be suitable
This device is not intended for use in explosive atmospheres or environments where specific hazardous area certifications are required. It is also not suitable for applications requiring more than one control point, as this specific model is designed as a single-point enclosure.
Key specifications
Enclosure material: Plastic
Enclosure color: Yellow top part
Button type: Emergency stop mushroom pushbutton, 40 mm
Reset mechanism: Rotate-to-unlatch
Contact configuration: 1 NC (Normally Closed)
Mounting type: Floor mounting
Cable entry: 1xM20 on top and 1xM20 on bottom
Protection rating: IP69k
How to use
The enclosure is designed for floor mounting in a location easily accessible to operators. Install the unit using the provided mounting points and connect the wiring through the M20 cable entries located at the top and bottom of the housing. Ensure the screw terminals are tightened according to standard electrical practices to maintain the integrity of the connection. Once installed, the emergency stop button is ready for immediate use; in an emergency, press the red mushroom head to trigger the stop, and rotate it to reset the system once the hazard has been cleared.
What to consider before purchase
Verify that the 1 NC contact configuration meets your safety circuit requirements
Ensure the M20 cable entry size is compatible with your existing conduit or cable glands
Confirm that the floor mounting location allows for unobstructed access to the emergency button
Check that the environmental conditions do not exceed the IP69k protection rating
Usage recommendations
Regularly inspect the emergency stop button for mechanical integrity and ensure that the rotate-to-unlatch mechanism functions smoothly. Perform periodic testing of the safety circuit to confirm that the NC contact correctly triggers the emergency shutdown sequence.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.33 kg |
| Product colour | Red, Yellow |
| Country of origin | Germany |
| Package depth | 95 mm |
| Package height | 134 mm |
| Package width | 99 mm |

## FAQ

### How much does the Siemens 3SU1801-0NA00-2AA2 Sirius ACT Enclosure cost, and is it available for purchase?

The price is 55.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 24 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 14.07.2026 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. All transactions are 100% secure and encrypted.

### 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

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