Overview
The Fanuc A20B-1000-0770-01 is an AC servo power supply unit engineered to deliver stable, reliable power to servo motor systems in CNC and robotic automation. This dual power unit configuration supports both industrial-scale motion control and precision positioning applications. Built for demanding manufacturing environments, the A20B-1000-0770-01 provides the electrical foundation for accurate servo system operation.
Key Features
- Dual power unit configuration (PSU1 and PSU2) for flexible voltage and current requirements
- Advanced power supply technology for stable servo system performance
- Robust PCB design optimized for industrial reliability
- Seamless integration with Fanuc CNC controls and robotic automation systems
- Precise motion control and uninterrupted operation in high-demand manufacturing
Technical Specifications
The A20B-1000-0770-01 supports multiple industrial robotics and CNC control platforms. Verify exact electrical specifications and mounting requirements with your system integrator or control documentation.
Typical Applications
- CNC machine tool spindle and axis servo systems
- Industrial robotic arm motion control
- Multi-axis machining centers
- Precision positioning and motion automation
- Fanuc robotics and automation systems
Compatibility & Replacements
Compatible With
- Fanuc CNC controls (Series 0, Series 15, Series 16, Series 18, Series 21)
- Fanuc industrial robotics systems
- AC servo motors and drives
- Multi-axis motion control applications
Replaces / Drop-In Replacement For
The A20B-1000-0770-01 is a revision of the A20B-1000-0770 power supply family. Verify compatibility with your system integrator before ordering to ensure proper electrical specifications and mounting fit.
Works With
- Fanuc servo motor control systems
- Industrial CNC machine platforms
- Robotic automation controllers
- Fanuc system integration and commissioning tools






