FANUC A20B-2002-0040/07DR Main Board for PLC
The FANUC A20B-2002-0040/07DR Main Board is a critical CNC system control module engineered for industrial automation precision. Designed for seamless integration with FANUC Series 20/21A controllers, this robust component delivers reliable performance in demanding manufacturing environments. Its advanced digital/analog I/O capabilities enable complex control tasks while enhancing production efficiency and minimizing downtime.
Technical Specifications
| Brand | FANUC |
| Model | A20B-2002-0040/07DR |
| Interface | 48/32 Operator Panel I/O |
| Voltage | 24V DC |
| Dimensions | 170mm × 100mm × 30mm |
| Weight | 1.2kg |
| Operating Temp | -20°C to +60°C |
| Humidity Range | 10% to 90% (Non-condensing) |


Applications & Compatibility
This main board is essential for CNC machining centers, automated production lines, and robotic manufacturing systems. It provides core control functionality for FANUC Series 20/21A PLC controllers, ensuring synchronized operation of industrial equipment. Compatible with complementary modules including I/O expansion cards and communication interfaces, it forms the backbone of mission-critical automation systems requiring high reliability and precision control.
Our Commitment to Excellence
Hong Kong Saul Electric Co., Ltd. is Asia’s leading industrial automation supplier with 15+ years of technical expertise. As certified partners for FANUC, ABB, and GE, we maintain the region’s largest inventory of specialized automation components. Our engineers provide:
- Pre-sales technical consultation for system integration
- 1-year comprehensive warranty on all components
- Priority support for obsolete/hard-to-find parts
- Custom sourcing solutions for discontinued models
For pricing details or assistance with specialized requirements,
contact our engineers via WhatsApp
or email 3931184055@qq.com.
We guarantee response within 2 business hours.



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