WAGO 750-838/021-000 CANopen programmable controller featuring 640 KB program memory, 832 KB RAM, IEC 61131-3 programming support and DIN rail mounting for industrial automation applications.
Why Choose the WAGO 750-838/021-000 CANopen Controller?
The WAGO 750-838/021-000 is a powerful and compact programmable CANopen controller designed for industrial automation, machine control and distributed I/O applications. As part of the highly regarded WAGO I/O System 750 series, this controller combines PLC functionality, fieldbus communication and I/O management within a single DIN rail-mounted device.
Designed for demanding industrial environments, the controller supports IEC 61131-3 programming and enables engineers to create flexible automation solutions using industry-standard programming languages. With integrated CANopen communication, the device provides reliable data exchange between controllers, drives, sensors and other automation equipment.
Featuring 640 KB program memory and 832 KB RAM, the 750-838/021-000 delivers the processing power required for complex automation tasks while maintaining the compact footprint that has made the WAGO 750 series a trusted choice for panel builders and system integrators worldwide.
Key Advantages
Integrated PLC and CANopen controller in one compact device.
IEC 61131-3 compliant programming for flexible automation development.
640 KB program memory and 832 KB RAM for advanced control applications.
Supports extensive expansion using WAGO I/O System 750 modules.
DIN rail mounting for fast and simple installation.
Reliable CANopen communication for distributed automation systems.
Signal pre-processing reduces network traffic and improves response times.
Key Features
WAGO I/O System 750 Controller.
Integrated CANopen fieldbus interface.
640 KB program memory.
832 KB RAM.
Supports IEC 61131-3 programming languages.
D-Sub 9-pin CANopen communication connection.
24 V DC operating voltage.
Modular expansion with WAGO 750 I/O modules.
Compact DIN rail-mounted design.
Industrial IP20 protection rating.
Advanced Industrial Control Performance
The WAGO 750-838/021-000 integrates control functionality, fieldbus communication and I/O processing into a single automation platform. This architecture simplifies control panel design while reducing hardware requirements and installation costs.
Its support for IEC 61131-3 programming languages including Ladder Diagram (LD), Function Block Diagram (FBD), Structured Text (ST), Sequential Function Chart (SFC) and Instruction List (IL) provides engineers with maximum flexibility when developing automation solutions.
Typical Applications
Industrial machine automation.
Process control systems.
Material handling equipment.
Building automation systems.
Distributed I/O networks.
Packaging machinery.
Energy management systems.
OEM equipment manufacturing.
Technical Specifications
Voltage
24 V
IP Rating
IP20
Series
I/O System 750
Product type
CANopen Programmable Controller
Communication protocol
CANopen
Program memory
640 KB
RAM
832 KB
Supply voltage
24 V DC
Programming standard
IEC 61131-3
Communication connector
D-Sub 9-pin
Mounting type
DIN rail
Protection rating
IP20
Operating temperature
0°C to +55°C
Isolation
500 V system/field
Dimensions (H × W × D)
approx. 100 × 50.5 × 71.1 mm
HS Code
85371091
Country of Manufacture
Germany
Frequently Asked Questions
What is the WAGO 750-838/021-000 used for?
The controller is used for industrial automation applications requiring PLC functionality combined with CANopen communication and distributed I/O control.
Which communication protocol does this controller support?
The device features an integrated CANopen fieldbus interface for communication with compatible automation devices.
What programming languages are supported?
The controller supports IEC 61131-3 languages including Ladder Diagram, Function Block Diagram, Structured Text, Sequential Function Chart and Instruction List.
What power supply is required?
The WAGO 750-838/021-000 operates from a standard 24 V DC industrial power supply.
Can the controller be expanded with additional I/O modules?
Yes, the controller is fully compatible with the modular WAGO I/O System 750 range, allowing extensive expansion for digital, analogue and communication functions.
Trusted by Automation Engineers Worldwide
WAGO I/O System controllers are widely used throughout industrial automation, machine building and process control applications where reliable communication, flexible programming and scalable I/O integration are essential.
Voltage
24 V
IP Rating
IP20
Series
I/O System 750
Product type
CANopen Programmable Controller
Communication protocol
CANopen
Program memory
640 KB
RAM
832 KB
Supply voltage
24 V DC
Programming standard
IEC 61131-3
Communication connector
D-Sub 9-pin
Mounting type
DIN rail
Protection rating
IP20
Operating temperature
0°C to +55°C
Isolation
500 V system/field
Dimensions (H × W × D)
approx. 100 × 50.5 × 71.1 mm
HS Code
85371091
Country of Manufacture
Germany
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
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
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...