# Siemens S0 Stand Alone Adapter for 3RC7, 3RC7940-2TE01

**URL:** https://aio.lv/en/product--siemens-3rc7940-2te01--12448238
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Computer Component Accessories
**Manufacturer:** Siemens
**Manufacturer code:** 3RC7940-2TE01
**EAN:** 4047621109855
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 45.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 38.01 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rc7940-2te01--12448238

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RC7940-2TE01 is a stand-alone adapter designed for the S0 size 3RC7 series. This component facilitates secure individual mounting and is specifically engineered for integration with 3RT2.2 contactors. It provides a reliable mechanical connection, ensuring stable operation in industrial control systems and electrical distribution setups.

## Long description

The Siemens S0 Stand Alone Adapter for 3RC7 series is a precision-engineered component designed to facilitate the individual mounting of electrical devices within industrial control panels. This adapter ensures a robust and secure mechanical connection, specifically optimized for integration with 3RT2.2 contactors. By providing a stable foundation, it supports the reliable operation of electrical distribution systems and automation setups, maintaining the high standards of safety and performance associated with Siemens industrial equipment.
Advantages
This adapter offers significant benefits for panel builders and maintenance engineers by simplifying the installation process for S0 size components. Its design ensures a precise fit, which minimizes mechanical stress on the connected devices and prevents misalignment during operation. The durable construction provides long-term reliability in demanding industrial environments, contributing to the overall efficiency and longevity of the control system architecture.
Suitable for
Individual mounting of 3RC7 series components
Integration with 3RT2.2 contactor systems
Industrial control panel assembly
Electrical distribution and automation infrastructure
When it may not be suitable
This adapter is specifically engineered for use with 3RC7 series components and 3RT2.2 contactors. It is not compatible with other contactor sizes or different series of electrical devices. Attempting to use this component outside of its intended technical specifications may result in improper mounting or mechanical failure.
Key specifications
Compatibility: 3RC7 series and 3RT2.2 contactors
Size: S0
Mounting type: Stand-alone individual mounting
How to use
To install the adapter, ensure that the power supply to the control panel is disconnected. Align the adapter with the designated mounting surface and secure it according to the standard installation procedures for S0 size components. Once the adapter is firmly in place, attach the 3RT2.2 contactor to the adapter interface, ensuring that all mechanical locking mechanisms are fully engaged. Verify the stability of the connection before reconnecting the power supply.
What to consider before purchase
Verify the compatibility of your existing contactor model
Ensure the mounting space in your control cabinet supports S0 size components
Confirm that the application requires a stand-alone mounting configuration
Usage recommendations
Always follow the manufacturer's installation guidelines and local electrical safety regulations when integrating this adapter into your control system to ensure optimal performance and safety.

## FAQ

### How much does the Siemens S0 Stand Alone Adapter 3RC7940-2TE01 cost, and is it available for purchase?

The price is 45.99 € (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 09.07.2026 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/12448238/68795469_large.webp