Description
FANUC A02B-0297-B801 – Description
The A02B‑0297‑B801 is an industrial CNC control basic unit / chassis manufactured by FANUC. It is part of the A02B-0297 product series and designed as a stand-alone basic control unit for certain FANUC CNC systems.
📌 Key Details
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Part Number: A02B-0297-B801
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Type: 1-slot stand-alone basic control unit (chassis/backplane)
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Series Compatibility: Typically used with FANUC 18 / 180 / 180i-SB and related CNC control platforms (e.g., Series 16i/18i/21i Model A/B)
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Role: Provides a structural and electrical base where necessary control electronics (CPU board, I/O boards, display modules, memory, etc.) are installed to make a full CNC controller. It does not include electronics or software itself.
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Core Exchange: Often supplied with a core-exchange requirement (meaning old unit return may be needed for refurbishment/credit).
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Software: Customer must reload or install required software/firmware for the control to function.
📌 Function in CNC Systems
This part serves as the foundational backbone of the CNC control system:
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Acts as the main housing/backplane for FANUC control boards.
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Supports integration with CPU cards, axis control modules, I/O cards, and other electronics to complete the control architecture.
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Used in machine tool controllers, retrofit projects, OEM system builds, and service spares inventories.
⚙️ Typical Usage Notes
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It’s not a full CNC controller by itself; you must populate it with the correct electronics and load appropriate control software.
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Often utilized by machine builders, service centres, or maintenance teams for custom system assembly or control rebuilds.

