Rockwell Automation A-B MVI56-MCM Communication Module
The Rockwell Automation A-B MVI56-MCM module delivers advanced communication and diagnostic capabilities for industrial control systems. Designed for seamless integration with ControlLogix platforms, this module enables real-time monitoring and efficient management of automation backplanes, ensuring optimal system performance and reduced downtime.
Technical Specifications
| Brand | A-B (Allen-Bradley) |
| Model | MVI56-MCM |
| Operating Voltage | 220V AC |
| Backplane Compatibility | 1756 ControlLogix® (Single Slot) |
| Ethernet Port | 10/100 MB with Auto Cable Detection |
| Memory Capacity | 10,000 x 16-bit registers |
| Diagnostic Display | 4-character Alphanumeric LED |


Industrial Applications
This module is essential for:
• Real-time monitoring of manufacturing control systems
• Process automation in chemical and petrochemical plants
• Integration with Rockwell ControlLogix L7x processors
• Backward-compatible upgrades for legacy automation systems
Commonly paired with 1756 series I/O modules and RSLogix 5000 software.
Why Choose Vertex Industrial?
Vertex Industrial specializes in global sourcing of industrial automation hardware, including liquidated new surplus and professionally refurbished components from leading brands like Rockwell, Siemens, and Honeywell. Our technical experts provide:
- Pre-sales configuration guidance
- 1-year comprehensive warranty
- Global logistics support
- Custom sourcing for hard-to-find models
For pricing and availability, contact us via WhatsApp or email anikaqx@gmail.com. Can’t find your required model? We’ll source it from our global network.

















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