# Siemens 3SU1000-4CC01-0AA0 RONIS Key-Operated Switch, 22mm, 2 Positions, O-I

**URL:** https://aio.lv/en/product--siemens-3su1000-4cc01-0aa0--12457241
**Data updated:** 2026-05-22 12:32 (EEST)
**Category:** Smart Switches
**Manufacturer:** Siemens
**Manufacturer code:** 3SU1000-4CC01-0AA0
**EAN:** 4011209963221
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3su1000-4cc01-0aa0--12457241

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3SU1000-4CC01-0AA0 is a robust 22mm round key-operated switch from the RONIS series. Designed for industrial control panels, this switch features two positions (O-I) and comes with two keys. It provides secure access control for machinery and electrical systems, ensuring reliable operation and durability in demanding environments. Ideal for professional automation and safety applications.

## Long description

The Siemens 3SU1000-4CC01-0AA0 is a high-quality, round key-operated switch from the reliable RONIS series, designed for integration into 22mm standard industrial control panels. This robust switch provides a secure method for managing machine operations and electrical systems, ensuring that only authorized personnel can activate or deactivate specific processes. With its durable plastic construction and precise mechanical design, it is built to withstand the rigors of demanding industrial environments while maintaining consistent performance.
Advantages
This key-operated switch offers superior security by preventing unauthorized access to critical control functions, which is essential for maintaining safety in automated systems. The RONIS locking mechanism is widely recognized for its reliability and ease of use. Its standard 22mm mounting diameter ensures compatibility with most industrial enclosures and control panels, simplifying the installation process. The switch is engineered for long-term durability, providing a stable and responsive interface for operators in various industrial settings.
Suitable for
Industrial control panels and machinery operation
Secure access control for electrical cabinets
Safety-critical automation systems
Equipment requiring restricted operator access
When it may not be suitable
This switch is not intended for outdoor environments where it may be exposed to extreme weather conditions without additional protective housing. It is also not suitable for applications requiring more than two switching positions or complex multi-key logic systems.
Key specifications
Mounting diameter: 22 mm
Switch positions: 2 (O-I)
Lock type: RONIS 455
Material: Plastic
Included accessories: 2 keys
How to use
To install the switch, insert the unit into a standard 22mm hole on your control panel and secure it using the provided mounting hardware. Once installed, the switch is operated by inserting the key and rotating it between the O and I positions to toggle the connected electrical circuit. Ensure that the key is fully inserted before attempting to turn it to avoid mechanical wear. The key can typically be removed in specific positions depending on the configuration, allowing for secure locking of the system state.
What to consider before purchase
Verify that your control panel has a standard 22mm mounting hole
Ensure the RONIS 455 lock type meets your security requirements
Confirm that a two-position O-I configuration is sufficient for your application
Check if additional contact blocks are required for your specific wiring needs
Usage recommendations
Regularly inspect the key and lock mechanism for debris to ensure smooth operation. Do not use excessive force when turning the key, as this may damage the internal switching components.

## FAQ

### How much does the Siemens 3SU1000-4CC01-0AA0 RONIS Key-Operated Switch cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 15.07.2026 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

https://aio.lv/img/cache/product/12457241/68804418_large.webp