# Siemens 3RC7940-0TE01 Communication Cable for 3RC7 ILM Modules

**URL:** https://aio.lv/en/product--siemens-3rc7940-0te01--12462350
**Data updated:** 2026-05-18 09:39 (EEST)
**Category:** Serial & Parallel Cables
**Manufacturer:** Siemens
**Manufacturer code:** 3RC7940-0TE01
**EAN:** 4047621107806
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rc7940-0te01--12462350

## 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 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RC7940-0TE01 is a dedicated communication cable designed for the 3RC7 ILM system. It facilitates reliable serial connection between individual modules and the direct module, ensuring seamless data exchange within the industrial automation setup. This high-quality component is essential for maintaining efficient communication and integration across the modular system architecture.

## Long description

The Siemens 3RC7940-0TE01 is a specialized communication cable engineered specifically for the 3RC7 ILM industrial automation system. This component serves as a critical link in the modular architecture, enabling stable and reliable serial data transmission between individual modules and the direct module. By ensuring consistent signal integrity, this cable supports the seamless integration and synchronized operation of complex industrial control setups, making it a vital element for maintaining system performance.
Advantages
This communication cable offers high reliability and durability, which are essential for demanding industrial environments. Its design ensures a secure and precise connection, minimizing the risk of data loss or communication errors between modules. By facilitating efficient serial connectivity, it helps maintain the overall stability and responsiveness of the 3RC7 ILM system, contributing to reduced downtime and improved operational efficiency across the entire automation network.
Suitable for
Connecting individual modules to the direct module in 3RC7 ILM systems
Industrial automation and control system integration
Maintaining serial communication links in modular setups
When it may not be suitable
This cable is exclusively designed for the Siemens 3RC7 ILM system and is not compatible with other communication protocols or hardware platforms. It should not be used in applications requiring different connector types or signal standards outside of the specified system architecture.
Key specifications
Designed for 3RC7 ILM system compatibility
Supports serial data transmission
Facilitates module-to-module and module-to-direct-module connectivity
How to use
To use the cable, ensure that the power to the 3RC7 ILM system is switched off to prevent any electrical interference or damage during installation. Carefully align the connectors with the corresponding ports on the modules and insert them until they click or are firmly seated. Once connected, verify that the cable is routed away from high-voltage lines to avoid electromagnetic interference. After installation, restore power and check the system diagnostics to confirm that the communication link is established and functioning correctly.
What to consider before purchase
Verify compatibility with your specific 3RC7 ILM module configuration
Ensure the cable length is sufficient for your physical installation layout
Check that your system environment meets the technical requirements for serial communication
Usage recommendations
Always inspect the cable for any signs of physical wear or damage before installation. Ensure that the connection points are clean and free of debris to maintain optimal signal quality throughout the lifespan of the industrial system.

## FAQ

### How much does the Siemens 3RC7940-0TE01 Communication Cable cost, and is it available for purchase?

The price is 9.99 € (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 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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