# Siemens 3RC7940-0TE30 Communication Cable for 3RC7 ILM to ET200SP, 5 m

**URL:** https://aio.lv/en/product--siemens-3rc7940-0te30--12459374
**Data updated:** 2026-05-18 09:35 (EEST)
**Category:** Internal PC Cables
**Manufacturer:** Siemens
**Manufacturer code:** 3RC7940-0TE30
**EAN:** 4047621109732
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 54.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 45.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rc7940-0te30--12459374

## 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 3RC7940-0TE30 is a high-quality communication cable designed for connecting 3RC7 ILM modules to the ET200SP distributed I/O system. With a length of 5 meters, this cable ensures reliable data transmission and seamless integration within industrial automation setups. It is an essential component for maintaining efficient communication between system controllers and field devices in professional electrical installations.

## Long description

The Siemens 3RC7940-0TE30 communication cable is a specialized industrial component engineered to facilitate reliable data exchange between 3RC7 ILM modules and the ET200SP distributed I/O system. Measuring 5 meters in length, this cable provides the necessary reach for flexible installation within complex automation cabinets and machine layouts. It is constructed to meet the rigorous demands of industrial environments, ensuring stable signal integrity and consistent performance for critical control tasks.
Advantages
This communication cable offers a robust design that minimizes signal interference, which is vital for maintaining high-speed data transmission in industrial settings. Its precise engineering ensures a secure and seamless connection between field devices and the controller, reducing the risk of communication errors. The 5-meter length offers sufficient flexibility for various cabinet configurations, allowing for organized cable management and easier maintenance of the automation system.
Suitable for
Connecting 3RC7 ILM modules to ET200SP I/O systems
Industrial automation and control cabinet wiring
Data communication in distributed I/O architectures
When it may not be suitable
This cable is specifically designed for the 3RC7 ILM and ET200SP interface and may not be compatible with other communication protocols or hardware systems. It is not intended for outdoor use or environments where it will be exposed to extreme mechanical stress or harsh chemicals without additional protective conduit.
Key specifications
Cable length: 5 meters
Compatibility: 3RC7 ILM to ET200SP
Application: Industrial communication
How to use
To use the cable, ensure that the power to the ET200SP system and the 3RC7 ILM module is switched off. Carefully align the connectors with the corresponding ports on both devices. Insert the connectors until they click into place or are fully seated to ensure a solid electrical connection. Once installed, route the cable away from high-voltage power lines to prevent electromagnetic interference. After securing the cable, restore power to the system and verify the communication status via the controller software.
What to consider before purchase
Verify the compatibility of your specific 3RC7 ILM and ET200SP hardware versions
Ensure the 5-meter length is sufficient for your cabinet layout
Check for any specific environmental requirements in your installation area
Usage recommendations: Always handle the cable with care to avoid bending the connectors or damaging the internal shielding. Regularly inspect the cable for signs of wear or physical damage during routine maintenance checks to ensure continued system reliability.

## FAQ

### How much does the Siemens 3RC7940-0TE30 Communication Cable cost, and is it available for purchase?

The price is 54.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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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