Why Choose the WAGO 750-890/025-000 Modbus TCP Controller?
The WAGO 750-890/025-000 is a powerful 4th generation Modbus TCP programmable controller designed for industrial automation, process control and distributed I/O applications operating in demanding environments. As part of the advanced WAGO I/O System 750 series, this controller combines high-performance PLC functionality, Ethernet networking and modular I/O integration within a compact DIN rail-mounted platform.
Engineered for reliable operation in challenging industrial installations, the controller supports Modbus TCP and Modbus UDP communications while providing dual Ethernet interfaces with an integrated switch for line topology networking. This design reduces infrastructure costs and simplifies Ethernet network deployment.
Featuring a 32-bit processor, 8 MB program memory, 8 MB data memory and an integrated SD card slot, the 750-890/025-000 delivers the performance required for complex automation tasks. Its extended temperature range makes it particularly suitable for outdoor installations, utilities, infrastructure and harsh industrial environments.
Key Advantages
Integrated PLC and Modbus TCP controller.
Extended temperature version for demanding environments.
8 MB program memory and 8 MB data memory.
Dual Ethernet interfaces with integrated switch.
Supports Modbus TCP and Modbus UDP communications.
Integrated SD card slot for memory expansion and data storage.
Supports up to 250 I/O modules per node.
IEC 61131-3 programming support.
Key Features
WAGO I/O System 750 Controller.
4th generation programmable controller.
Modbus TCP and Modbus UDP communication.
Dual 10/100 Mbit/s Ethernet interfaces.
8 MB program memory.
8 MB data memory.
32 KB non-volatile memory.
Integrated SD and SDHC card slot supporting up to 32 GB.
Built-in web server and web visualisation.
Capacitor-backed real-time clock.
24 V DC operation.
Extended operating temperature range.
DIN rail mounting.
Reliable Automation in Harsh Environments
The WAGO 750-890/025-000 is specifically designed for installations where environmental conditions exceed the capabilities of standard controllers. Its extended temperature specification allows dependable operation across a wider range of ambient conditions while maintaining full PLC and Ethernet communication functionality.
The integrated Ethernet switch enables simple line topology configurations, reducing the need for external networking equipment. Combined with support for IEC 61131-3 programming languages, this controller provides a scalable and flexible automation platform for modern industrial systems.
Typical Applications
Industrial machine automation.
Process control systems.
Utilities and infrastructure projects.
Water and wastewater treatment.
Energy management systems.
Outdoor control cabinets.
Distributed Ethernet I/O networks.
OEM machinery and equipment.
Technical Specifications
Voltage
24 V
IP Rating
IP20
Series
I/O System 750
Product type
Modbus TCP Programmable Controller
Generation
4th Generation
Processor
32-bit CPU
Communication protocols
Modbus TCP, Modbus UDP
Ethernet protocols
HTTP(S), BootP, DHCP, DNS, SNTP, SNMP, FTP(S)
Ethernet ports
2 × RJ45
Ethernet speed
10/100 Mbit/s
Program memory
8 MB
Data memory
8 MB
Non-volatile memory
32 KB
Memory card support
SD and SDHC up to 32 GB
Supply voltage
24 V DC (18 to 31.2 V DC)
Input current
Approx. 500 mA
Maximum I/O modules
250 per node
Maximum modules without bus extension
64
Protection rating
IP20
Operating temperature
-20°C to +60°C
Mounting type
DIN rail
Dimensions (H × W × D)
approx. 100 × 61.5 × 71.9 mm
Weight
approx. 160 g
HS Code
85371091
Country of Manufacture
Germany
Frequently Asked Questions
What is the WAGO 750-890/025-000 used for?
The controller is used for industrial automation applications requiring PLC functionality, Modbus TCP communication and distributed I/O management in extended-temperature environments.
Which communication protocols are supported?
The controller supports Modbus TCP, Modbus UDP and Ethernet protocols including HTTP(S), DHCP, DNS, SNMP and FTP(S).
What makes this version different from the standard 750-890?
The 750-890/025-000 is an extended temperature version designed to operate between -20°C and +60°C, making it suitable for harsher industrial environments.
Does the controller support memory expansion?
Yes, the controller includes an integrated SD and SDHC card slot supporting memory cards up to 32 GB.
Can additional I/O modules be connected?
Yes, the controller supports the complete WAGO 750 and 753 Series modular I/O range and can support up to 250 modules per node depending on system configuration.
Trusted by Industrial Automation Engineers
WAGO 4th generation controllers are widely used in industrial automation environments where reliable Ethernet communications, extended temperature operation and scalable I/O integration are essential for long-term performance and system availability.
Voltage
24 V
IP Rating
IP20
Series
I/O System 750
Product type
Modbus TCP Programmable Controller
Generation
4th Generation
Processor
32-bit CPU
Communication protocols
Modbus TCP, Modbus UDP
Ethernet protocols
HTTP(S), BootP, DHCP, DNS, SNTP, SNMP, FTP(S)
Ethernet ports
2 × RJ45
Ethernet speed
10/100 Mbit/s
Program memory
8 MB
Data memory
8 MB
Non-volatile memory
32 KB
Memory card support
SD and SDHC up to 32 GB
Supply voltage
24 V DC (18 to 31.2 V DC)
Input current
Approx. 500 mA
Maximum I/O modules
250 per node
Maximum modules without bus extension
64
Protection rating
IP20
Operating temperature
-20°C to +60°C
Mounting type
DIN rail
Dimensions (H × W × D)
approx. 100 × 61.5 × 71.9 mm
Weight
approx. 160 g
HS Code
85371091
Country of Manufacture
Germany
No documents available for this product.
Delivery
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Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
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Customers supported
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...