Weidmüller – Cubeseries Relay Modules
Compact and reliable solutions for industrial automation
The Cubeseries relay modules from Weidmüller are designed for reliable switching, system isolation and signal multiplication in a wide range of industrial environments. Thanks to their robust design, compact form factor and flexible connection technologies, they are suitable for both standard machinery and more demanding process installations.
Features and technical advantages
Compact design with various contact configurations
The Cubeseries is available starting from a width of 15.6 mm with one changeover contact (16 A) or two changeover contacts (8 A). Versions from 27 mm offer two changeover contacts (12 A) or four changeover contacts (7 A). These configurations make the modules suitable for a wide range of applications, including signal multiplication in control systems.
Key features:
- PUSH IN and screw connections for fast, reliable and error-free wiring
- Optional LED status indication and test buttons that simplify diagnostics and signal simulation
- Cubeseries KITs: pre-assembled, 100% tested relay modules including socket and retaining clip for direct installation
Designed for efficient maintenance and installation
The PUSH IN sockets are equipped with additional test tapping points, ideal for measurements and service work. The modular design and available accessories—such as LED modules, protection components and retaining clips—make the system flexible and scalable.
Applications and practical examples
Widely used in industry and the energy sector
Cubeseries relay modules are used in:
- Machine building and automation
- Process and energy technology
- Control cabinets for switching, isolation and signal multiplication
- HVAC systems, lighting and building automation
The Cubeseries relay modules from Weidmüller offer an excellent combination of compactness, versatility and reliability. With fast installation, signal multiplication capabilities and international applicability, they provide a strong foundation for modern industrial automation.

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