Allen-Bradley 1756-A7B ControlLogix System Module
The 1756-A7B serves as a high-performance controller backbone for industrial automation systems. Designed for demanding environments, this ControlLogix chassis accommodates up to seven I/O modules while maintaining seamless communication between connected devices. Its modular architecture supports real-time control requirements across manufacturing, energy, and process industries.
Technical Specifications
- Manufacturer: Rockwell Automation
- Series: ControlLogix
- Model: 1756-A7B
- Form Factor: 19″ Rack Mount
- Slot Capacity: 7 module slots
- Operating Temp: 0°C to 60°C
- Certifications: CE, UL, CSA
- Dimensions: 19.6″ W × 5.25″ H × 5.5″ D
- Weight: 6.5 lbs (2.95 kg)
- Backplane: 100 MHz ControlBus
- Power Input: 18-32V DC
- Current Draw: 2.5A @ 24V DC
- Mounting: Horizontal/Vertical

Industrial Applications
This chassis forms the foundation for complex automation systems requiring high-speed processing and extensive I/O connectivity. Common deployments include:
- Automotive production lines with 1756-L75 controllers
- Packaging machinery using 1756-OB16E output modules
- Energy monitoring systems with 1756-IF16 analog inputs
- Conveyor systems integrated with 1756-EN2T communication modules
We frequently supply this chassis alongside complementary Rockwell components like the 1756-TIME2000 time synchronization module and 1756-CN2R communication adapters.

Our Value Proposition
With 18+ years of industrial automation experience, we maintain 16 regional warehouses across 6 countries. Our 1756-A7B inventory includes both standard and obsolete variants, with typical delivery within 5-7 business days. Every unit undergoes 48-hour burn-in testing before shipment.
Special Offer: We currently have 3 units of 1756-A7B in stock at 22% below current market rate. For specific pricing details and cross-references with legacy 1757 series chassis, please contact our technical team.

Why Choose Us?
- 12-month warranty covering both parts and labor
- Direct OEM support partnerships for authentic components
- Custom configuration services for complex control systems
- 24/7 technical support with average response time <30 minutes
WhatsApp or email abboks36@gmail.com for immediate assistance. Technical datasheets and dimensional drawings available upon request.








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