Product Description
Fanuc A20B-3900-0170
The Fanuc A20B-3900-0170 is a genuine OEM Programmable Machine Controller (PMC) board, specifically identified as the PMC-SB6 model. This essential control board is designed for integration with Fanuc’s highly reliable Series 16i, 18i, and 21i CNC control systems. It plays a critical role in managing the machine’s sequence control, handling input/output signals, and executing the ladder logic that automates the machine tool’s functions. By ensuring precise and consistent operation, the A20B-3900-0170 board is vital for maintaining the performance and uptime of your CNC machinery.
Technical Specifications:
- Model: A20B-3900-0170
- Product Type: PMC-SB6 Control Board
- Compatibility: Fanuc Series 16i-A/B, 18i-A/B, 21i-A/B CNC Controls
- Function: Manages machine sequence control and ladder logic execution

Fanuc A20B-3900-0170
Buy the Fanuc A20B-3900-0170 PMC-SB6 control board, a critical component for Fanuc Series 16i, 18i, and 21i CNC systems, ensuring reliable machine sequence control.





