# Wago 750-653/003-000 Fieldbus Module with RS-485 Serial Interface

**URL:** https://aio.lv/en/product--wago-750-653003-000--12473632
**Data updated:** 2026-05-18 09:27 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** Wago
**Manufacturer code:** 750-653/003-000
**EAN:** 4045454519414
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 352.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 291.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wago-750-653003-000--12473632

## 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 Wago 750-653/003-000 is a fieldbus module designed for industrial automation systems. It features an RS-485 serial interface for reliable data communication. The module provides 0.5 kV isolation and is built to operate in environments with relative humidity ranging from 0% to 95%. This component is essential for integrating serial devices into a Wago I/O system, ensuring efficient signal processing and connectivity in various automation applications.

## Long description

The Wago 750-653/003-000 is a specialized fieldbus module engineered for seamless integration of serial devices into Wago I/O systems. This module provides a robust RS-485 serial interface, enabling reliable data exchange between field devices and the central control unit. Designed for industrial environments, it ensures stable performance through electrical isolation and high interference immunity, making it a critical component for complex automation architectures.
Advantages
This module offers significant benefits for industrial automation by providing a dedicated communication channel that operates independently of the higher-level fieldbus system. The inclusion of electrical isolation up to 0.5 kV ensures that sensitive control electronics are protected from potential surges and electrical noise, thereby increasing the overall reliability of the system. Furthermore, the module supports full-duplex operation, allowing for efficient bidirectional data flow. Its compact design for DIN rail mounting simplifies installation, while the direct connection of the shield to the rail enhances electromagnetic compatibility.
Suitable for
Connecting sensors and actuators with RS-485 interfaces
Integrating legacy serial equipment into modern fieldbus networks
Industrial automation systems requiring robust signal processing
Applications demanding high interference immunity in data communication
When it may not be suitable
This module is not suitable for applications requiring communication speeds exceeding 19200 baud, as it is limited to this data rate. Additionally, it is not intended for use with non-RS-485 serial standards without appropriate external protocol converters.
Key specifications
Interface standard: RS-485 (TIA/EIA-485-A, DIN 66259)
Isolation: 0.5 kV
Communication mode: Full duplex
Maximum baud rate: 19200 baud
Internal bit width: 1 x 24-bit I/O and 1 x 8-bit control/status
Relative humidity: 0% to 95%
Dimensions: 12 x 100 x 69.8 mm
How to use
The module is designed for installation on a standard TS35 DIN rail within a Wago I/O system. Once physically mounted, the RS-485 device is connected to the module terminals. The module communicates directly with the control unit via the fieldbus coupler. Configuration is handled through the I/O system software, where the 24-bit input/output data and control/status bits are mapped to the controller's memory. Ensure that the wiring adheres to the TIA/EIA-485-A standard for optimal signal integrity.
What to consider before purchase
Verify that your field device supports the RS-485 communication standard
Ensure your application requirements do not exceed the 19200 baud limit
Check that the operating environment humidity remains within the 0-95% range
Confirm compatibility with your existing Wago I/O system backplane
Usage recommendations
Always ensure the cable shield is properly connected to the DIN rail to maintain the intended electromagnetic interference protection. Regularly check the physical connections in high-vibration environments to prevent signal degradation.

## Specifications

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 12 x 100 x 69.8 |
| Serial interface type | RS-485 |
| Relative humidity | 0 - 95 |
| Isolation | 0.5 kV |

## FAQ

### How much does the Wago 750-653/003-000 Fieldbus Module cost, and is it available for purchase?

The price is 352.49 € (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, Installment. All transactions are 100% secure and encrypted.

### Can Wago 750-653/003-000 Fieldbus Module 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

### Where can I download the instructions for Wago 750-653/003-000 Fieldbus Module?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12473632/68793615_large.webp