Description
A20B-8101-0440 is a FANUC industrial electronic part — specifically a power supply / printed circuit board (PCB) module used in FANUC CNC systems and industrial automation equipment (e.g., CNC machine controls) to provide the necessary power interface in the control hardware.
📌 What it is
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Manufacturer: FANUC (a major Japanese industrial automation & CNC controls company).
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Part type: Power supply board or control PCB assembly.
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Used in: CNC controls, robotics controllers, and automation systems as a replacement or original module to manage power distribution on a FANUC control unit.
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It’s often referenced as part of the A20B series of boards (FANUC’s internal designation).
🧰 Typical Role
This board functions as a power interface/PCB module inside the FANUC control cabinet — part of the electrical system that ensures stable power delivery to the CNC’s control electronics.