Wago 750-559/040-000 4Ao, 0-10 Vdc

Why Choose the WAGO 750-559/040-000 Relay Output Module?

The WAGO 750-559/040-000 is a robust 4-channel relay output module designed for the WAGO I/O System 750 and 753 distributed automation platform. It allows PLCs and fieldbus controllers to switch AC or DC loads using mechanical relay contacts, providing a reliable interface between low-voltage control signals and external electrical circuits.

Each output channel features a potential-free relay contact, enabling the module to control equipment such as contactors, pumps, motors, solenoid valves, alarms and signalling devices. This makes the module suitable for industrial automation systems, machine control and building management applications that require dependable electrical load switching.

The module’s compact DIN rail housing ensures efficient installation within control cabinets and distributed I/O stations. WAGO’s trusted CAGE CLAMP® spring pressure connection technology enables quick wiring, secure connections and vibration-resistant operation, ensuring long-term reliability in demanding industrial environments.

Key Advantages

• 4 relay output channels for switching multiple field devices.
• Potential-free relay contacts suitable for AC and DC circuits.
• Provides galvanic isolation between PLC control electronics and external loads.
• Compact DIN rail module for efficient control cabinet layouts.
• CAGE CLAMP® spring pressure terminals for fast and secure wiring.
• Fully compatible with the WAGO I/O System 750 and 753.

Key Features

• 4-channel relay output module.
• Potential-free relay contacts.
• Mechanical relay switching for AC and DC loads.
• Electrical isolation between control and field circuits.
• DIN rail mounting for industrial control cabinets.
• CAGE CLAMP® spring connection technology.
• Part of the WAGO distributed I/O system architecture.
• Designed for machine automation and building control systems.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750 / 753
• Model: 750-559/040-000
• Module type: Relay output module
• Number of outputs: 4 relay outputs
• Contact type: Potential-free relay contacts
• Maximum switching voltage: approx. 250 V AC / 30 V DC
• Maximum switching current: approx. 2 A per channel
• Switching type: Mechanical relay
• System supply voltage: 5 V DC via internal system bus
• Connection technology: CAGE CLAMP® spring connection
• Mounting type: 35 mm DIN rail
• Dimensions: approx. 100 × 24 × 67.8 mm
• Operating temperature: -20 °C to +60 °C
• Protection rating: IP20
• Isolation: galvanic isolation between system and field circuits
• Approvals: CE, UL and international industrial approvals

Reliable Distributed Automation with WAGO I/O

The WAGO I/O System 750/753 is widely used in distributed automation architectures for machine control, factory automation and building management systems. The modular design allows digital, analogue and communication modules to be combined to create scalable industrial automation solutions.

Relay output modules such as the 750-559/040-000 provide a dependable interface for switching higher voltage loads and isolating PLC electronics from field equipment. Mechanical relay contacts ensure safe and reliable operation across industrial automation systems.

Typical Applications

• Industrial automation control systems.
• PLC-controlled relay switching.
• Machine control and manufacturing equipment.
• Switching AC loads and higher voltage circuits.
• Alarm and signalling devices.
• Building automation and facility management systems.

Trusted by Automation Engineers

WAGO relay output modules are widely trusted by machine builders and automation engineers for reliable load switching, electrical isolation and seamless integration within distributed industrial control systems.