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Wago 750-556/000-200 2Ao, ±10 Vdc
WAGO 750-556/000-200 relay output module with four potential-free relay contacts for switching AC or DC loads within the WAGO I/O System 750/753 distributed automation platform.
£231.52
Why Choose the WAGO 750-556/000-200 Relay Output Module?
The WAGO 750-556/000-200 is a dependable 4-channel relay output module designed for the WAGO I/O System 750 and 753 distributed automation platform. It enables PLCs and fieldbus controllers to switch AC or DC loads via mechanical relay contacts, creating a reliable interface between low-voltage control signals and external electrical equipment.
Each output channel features a potential-free relay contact, allowing safe switching of field devices such as contactors, solenoid valves, motors, pumps, alarms and signalling equipment. This flexibility makes the module suitable for machine automation, industrial process control and building management systems.
The module’s compact DIN rail design supports efficient control cabinet layouts while enabling seamless integration into distributed I/O stations. WAGO’s proven CAGE CLAMP® spring pressure connection technology allows quick wiring, secure connections and vibration-resistant performance for long-term reliability in demanding industrial environments.
Key Advantages
- 4 relay output channels for switching multiple electrical loads.
- Potential-free relay contacts for AC and DC switching applications.
- Provides galvanic isolation between PLC control signals and field circuits.
- Compact DIN rail module for space-efficient control cabinet design.
- 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 system and field circuits.
- DIN rail mounting for industrial control cabinets.
- CAGE CLAMP® spring connection technology.
- Part of the WAGO distributed I/O architecture.
- Designed for industrial automation and building control systems.
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 750-556/000-200 are particularly useful when higher voltage loads must be switched or when electrical isolation between PLC logic and field circuits is required. Mechanical relay contacts provide a reliable interface for controlling external equipment from automation systems.
Typical Applications
- Industrial automation control panels.
- PLC-controlled relay switching.
- Machine control and process automation.
- Switching AC loads and higher voltage circuits.
- Alarm and signalling systems.
- Building automation and facility management.
Technical Specifications
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| Signal / Input Range | ±10 V | |
|---|---|---|
| Product Series | WAGO I/O System 750 | |
| Device Type | Analogue I/O Module | |
| Output Type | Relay | |
| Signal Type / Function | Analogue, Relay | |
| Number of I/O | 2 | |
| IP Rating | IP20 | |
| Series | WAGO I/O System 750 / 753 | |
| 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 | |
| HS Code | 85389099 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the WAGO 750-556/000-200 module used for?
The module provides four relay outputs that allow PLCs or controllers to switch AC or DC loads such as contactors, valves and signalling devices.
Are the relay contacts electrically isolated?
Yes. The relay contacts are potential-free and provide galvanic isolation between the control system and the switched load.
What voltage can the relay contacts switch?
The contacts can typically switch loads up to approximately 250 V AC or 30 V DC, depending on the load characteristics.
How is the module installed?
The module mounts on a standard 35 mm DIN rail and connects to other WAGO I/O modules through the internal system bus.
Which systems is this module compatible with?
The 750-556/000-200 is compatible with the WAGO I/O System 750 and 753, including WAGO PLCs and fieldbus couplers.
Trusted by Automation Engineers
WAGO relay output modules are trusted worldwide by machine builders and automation engineers for reliable switching performance, electrical isolation and flexible integration in industrial control systems.
