# Wago 750-343 PROFIBUS DP ECO Fieldbus Coupler

**URL:** https://aio.lv/en/product--wago-750-343--12464946
**Data updated:** 2026-05-18 09:27 (EEST)
**Category:** Network Equipment Accessories
**Manufacturer:** Wago
**Manufacturer code:** 750-343
**EAN:** 4045454422554
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 364.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 301.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wago-750-343--12464946

## 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 Wago 750-343 is a PROFIBUS DP ECO fieldbus coupler designed for efficient data communication in industrial automation systems. Supporting transmission rates up to 12 MBd, this compact module integrates seamlessly into the Wago I/O system, enabling reliable connectivity between the fieldbus and modular I/O components. It is an essential solution for decentralized control architectures requiring high-speed data exchange and robust performance in demanding environments.

## Long description

The Wago 750-343 PROFIBUS DP ECO fieldbus coupler is a high-performance communication interface designed to integrate modular I/O components into PROFIBUS DP fieldbus networks. This compact device facilitates efficient data exchange between the fieldbus and the connected I/O modules, ensuring reliable operation in industrial automation environments. By supporting high transmission speeds, it enables real-time data processing and seamless connectivity within decentralized control architectures.
Advantages
The primary benefit of this fieldbus coupler is its ability to provide high-speed data communication up to 12 MBd, which is critical for time-sensitive industrial applications. Its compact design allows for space-saving installation within control cabinets, making it an ideal choice for systems with limited mounting space. Furthermore, the module is engineered for robustness and reliability, ensuring consistent performance even in demanding industrial conditions. The seamless integration with the Wago I/O system simplifies the configuration process and reduces the complexity of wiring and system expansion.
Suitable for
Industrial automation and control systems
Decentralized fieldbus architectures
High-speed data acquisition and monitoring
Modular I/O system integration
This device may not be suitable for applications requiring communication protocols other than PROFIBUS DP, as it is specifically designed for this standard. Additionally, it is not intended for environments exceeding the specified operating temperature or environmental protection ratings.
Key specifications
Communication protocol: PROFIBUS DP
Maximum transmission rate: 12 MBd
System compatibility: Wago I/O system
Mounting type: DIN-rail
How to use
To use the Wago 750-343, mount the coupler onto a standard DIN-rail and connect it to the PROFIBUS DP network using the appropriate interface cable. Once physically installed, attach the required I/O modules to the side of the coupler. Configure the fieldbus master settings to recognize the coupler and the associated I/O modules within the network topology. Ensure that the bus termination is correctly set to maintain signal integrity across the network.
What to consider before purchase
Verify that your existing control system supports the PROFIBUS DP protocol.
Ensure the transmission rate requirements of your application do not exceed 12 MBd.
Check the physical space available in your control cabinet for DIN-rail mounting.
Confirm compatibility with your specific Wago I/O module series.
Usage recommendations: Always ensure that the PROFIBUS network is properly terminated at both ends to prevent signal reflections and communication errors. Regularly inspect the connections for mechanical stability and ensure the operating environment remains within the manufacturer's specified temperature and humidity limits.

## FAQ

### How much does the Wago 750-343 PROFIBUS DP ECO Fieldbus Coupler cost, and is it available for purchase?

The price is 364.99 € (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 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, Installment. All transactions are 100% secure and encrypted.

### Can Wago 750-343 PROFIBUS DP ECO Fieldbus Coupler be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Wago 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 Wago 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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