# Siemens 3RC7940-0TE02 Communication Cable for 3RC7 ILM Modules

**URL:** https://aio.lv/en/product--siemens-3rc7940-0te02--12459375
**Data updated:** 2026-05-18 09:35 (EEST)
**Category:** Serial & Parallel Cables
**Manufacturer:** Siemens
**Manufacturer code:** 3RC7940-0TE02
**EAN:** 4047621107813
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 11.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rc7940-0te02--12459375

## 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 3RC7940-0TE02 is a dedicated communication cable designed for 3RC7 ILM systems. It facilitates reliable serial connection between modules and the reversing module, ensuring seamless data exchange within the industrial control setup. This high-quality component is essential for maintaining stable communication links in automated electrical installations.

## Long description

The Siemens 3RC7940-0TE02 is a specialized communication cable engineered for seamless integration within 3RC7 ILM (Industrial Link Module) systems. This component serves as a critical link for establishing reliable serial connections between individual modules and the reversing module, ensuring consistent and efficient data transmission across industrial control architectures. Built to meet the rigorous demands of automated electrical environments, this cable maintains signal integrity to support the stable operation of complex control setups.
Advantages
This communication cable offers robust connectivity specifically tailored for the Siemens 3RC7 series, ensuring compatibility and ease of installation. By facilitating a secure serial link, it minimizes the risk of communication errors between modules, which is vital for the precise control of reversing functions. Its durable construction is designed to withstand the operational stresses typical of industrial settings, providing a long-term solution for maintaining the integrity of your automated electrical infrastructure.
Suitable for
Connecting 3RC7 ILM modules to reversing modules
Establishing serial communication in industrial control systems
Maintaining data exchange in automated electrical installations
When it may not be suitable
This cable is exclusively designed for use with Siemens 3RC7 ILM systems and is not compatible with other communication protocols or non-specified hardware. It should not be used in applications requiring different connector types or signal standards outside of the 3RC7 series specifications.
Key specifications
Designed for 3RC7 ILM systems
Supports serial communication links
Facilitates connection to reversing modules
Industrial-grade construction
How to use
To install the cable, ensure that the power to the control system is disconnected to prevent electrical hazards. Align the connectors with the corresponding ports on the 3RC7 ILM modules and the reversing module. Insert the cable ends firmly until they are securely seated. Once connected, verify the link status through the system diagnostic interface before restoring power to the installation.
What to consider before purchase
Verify compatibility with your existing 3RC7 ILM module version
Ensure the cable length is sufficient for your specific cabinet layout
Confirm that the connection points are free from debris or damage
Usage recommendations
Always route the communication cable away from high-voltage power lines to prevent electromagnetic interference and ensure optimal data transmission performance.

## FAQ

### How much does the Siemens 3RC7940-0TE02 Communication Cable cost, and is it available for purchase?

The price is 13.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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

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