CNC Circuit Board

FANUC A20B-2900-0430 | A20B-2900 Series Control PCB Module — FANUC CNC Systems, Japan Origin Part Number: A20B-2900-0430 Manufacturer: FANUC Corporation (Japan) Product Type: Control PCB Module Board Series: A20B-2900 Application: FANUC CNC control system automation Overview The A20B-2900-0430 is a printed circuit board module from FANUC's A20B-2900 series — a broad family of PCB modules that serves FANUC's pre-i-series CNC controller range, covering Series 15, 16, 18, 20,

FANUC A20B-2900-0380 Type A Servo Interface PCB The FANUC A20B-2900-0380 is a servo-side printed circuit board (PCB) suitable for control systems requiring a dedicated Type A servo interface. In product listings, this component is typically labeled as a servo interface module, servo interface card, or servo add-on board, indicating that it resides on the motion control interface layer, rather than in the display, memory, or power supply sections. Compared to a generic "servo

FANUC A20B-2900-0350 | Graphic CPU Module — Series 15-B / 16 / 18, CAP-II Display, Japan Origin Part Number: A20B-2900-0350 Manufacturer: FANUC Corporation (Japan) Product Type: Graphic CPU Module (Plug-In PCB) Board Series: A20B-2900 Compatible Systems: FANUC Series 15-B (Option 1 board), Series 16, Series 18 Display Application: CAP-II, CRT / LCD Overview The A20B-2900-0350 is a graphic CPU module for FANUC CNC control systems. It belongs to the A20B-2900 series and plugs

FANUC A20B-2900-0143 PMC Module with PMC-RA1 The FANUC A20B-2900-0143 is a control-side PCB used in the PMC section of a CNC system. Public listings consistently describe it as a PMC module , and more specifically as a PMC module with PMC-RA1 and without SLC . That makes it a board intended for PMC control tasks rather than spindle drive, display handling, or memory expansion. For repair or replacement work, this kind of module is usually selected by exact board reference and

FANUC A20B-2900-0103 System Control Module with Analog Spindle Overview The A20B-2900-0103 is a system control module with analog spindle support in the A20B-2900 family. It is described as SYSTEM CONTROL MODULE W/ ANALOG SPINDLE , and service channels also identify it as F16 System Control, Spindle Analog and F16 system module with analog spindle . That places the board in the control-and-spindle coordination layer of the CNC rather than in the display, memory-only, or

FANUC A20B-2102-0050 | E-Stop PCB — Robot Emergency Stop Control Board, Japan Origin Part Number: A20B-2102-0050 Manufacturer: FANUC Corporation (Japan) Product Type: E-Stop PCB (Emergency Stop Control Board) Board Series: A20B-2102 Application: FANUC Robot Controller Overview The A20B-2102-0050 is an emergency stop PCB for FANUC robot control systems. It is the board responsible for managing the hardware-level emergency stop function — the circuit that brings the robot to a

FANUC A20B-2101-0870 | Alpha i-B Spindle Amplifier Control PCB — For A06B-6220 Series SPM, A20B-2101 Family, Discontinued Industrial CNC Spare, Japan Origin Overview The FANUC A20B-2101-0870 is the control PCB for the Alpha i-B spindle amplifier generation — the A06B-6220 series SPM modules that represented FANUC's high-performance spindle drive platform for i-series CNC controllers. The Alpha i-B spindle amplifier brought significant improvements to the previous Alpha i

FANUC A20B-2100-0570 I/F Detector PCB Overview The A20B-2100-0570 is a FANUC PCB in the A20B-2100 family. Public FANUC parts listings identify it specifically as an I/F DETECTOR PCB , which places the board in the interface and signal-detection side of the installed control hardware rather than in the operator panel or generic accessory group. Public board-market listings also describe this model as an industrial PCB with 24 VDC operating voltage , 2 A current rating , 1.6 mm

FANUC A20B-2100-0260 Alpha Servo Module Control PCB for Triple-Channel SVM FSSB Amplifiers Main Description The FANUC A20B-2100-0260 is an Alpha Servo Module Control PCB used in SVM (FSSB) series servo amplifier modules . It is typically associated with triple-channel Alpha servo amplifier modules , including 200VAC and 400VAC versions, and is used in drive sections that work alongside Alpha power supplies and, in many machine builds, spindle-drive hardware. That makes it a

FANUC A20B-2100-0150 Connector Panel Basic I/O Module Overview The A20B-2100-0150 is a FANUC board-level I/O component in the A20B-2100 family. Public FANUC and industrial parts listings identify it as a connector panel basic I/O module B1 or simply as a connector panel , while additional public listings sell it as a board-level FANUC control part in the same family. The strongest repeated product identity for this model is the connector panel / basic I/O module B1 role. This

FANUC A20B-2004-0712 Industrial Control Board Product Description The FANUC A20B-2004-0712 is an industrial electronic spare part identified by its exact board number and intended for board-level service, repair, and replacement workflows in FANUC-related equipment environments. Where full field specifications are not always listed in brief inventory references, the part number itself becomes the key purchasing and maintenance identifier. In industrial automation, this is a

FANUC A20B-2004-0511 Circuit Board Module Overview The A20B-2004-0511 is a FANUC circuit board in the A20B-2004 family. Parts listings consistently identify it as a FANUC circuit board, and some inventory catalogs place it among I/O board stock and servo-control / drive-related board inventories. That gives the model a clear board-level role inside installed FANUC automation and CNC hardware, even when listings do not provide a longer functional title. In service work, this

FANUC A20B-2004-0241 | CNC Control PCB Board — A20B-2004 Series, FANUC Industrial Automation Control Board, Japan Origin Overview The FANUC A20B-2004-0241 belongs to the A20B-2004 board family — a series of FANUC PCBs occupying the operator panel I/O and control interface layer in FANUC's CNC architecture. The A20B-2004 family is closely associated with the operator panel connection unit and I/O interface function in multiple FANUC CNC generations: boards in this series

FANUC A20B-2003-0990 | CNC Backplane PCB — A20B-2003 Control Series, Passive Rack Interconnect Board, Industrial CNC Infrastructure, Japan Origin Part Number: A20B-2003-0990 Manufacturer: FANUC Corporation (Japan) Product Category: PCB — Backplane / Back Panel Board Series: A20B-2003 Overview The FANUC A20B-2003-0990 is a backplane board from FANUC's A20B-2003 series — the family that supplies passive rack interconnect hardware across FANUC's i-series CNC controller

FANUC A20B-2003-0810 | 1-Slot Back Panel — For FANUC Series 30i-A / 31i-A / 32i-A CNC, Single Expansion Slot Backplane, A20B-2003 Series, Japan Origin Part Number: A20B-2003-0810 Manufacturer: FANUC Corporation (Japan) Product Category: PCB — Back Panel / Backplane Board Series: A20B-2003 Overview The FANUC A20B-2003-0810 is the single-slot back panel for FANUC's 30i-A / 31i-A / 32i-A CNC control system basic unit — and its role is precisely defined within FANUC's hardware

FANUC A20B-2003-0750 | Operator Panel I/O PCB (B1) — A20B-2003 Series, CNC Machine Tool Operator Interface Control Board, Japan Origin Overview The FANUC A20B-2003-0750 is the Operator Panel I/O PCB (B1 designation) — the electronics board behind the physical surface of the CNC machine's operator panel. Every button the operator presses, every indicator lamp that lights up, every position of the feed rate override dial, and the machine's emergency stop circuit all route

FANUC A20B-2002-0680 Power Mate-I Backplane PCB Overview The A20B-2002-0680 is a FANUC backplane PCB in the A20B-2002 family. Public product listings consistently identify it as a backplane board or Power Mate control backplane PCB , and multiple sources specifically describe it as PCG - back panel for Power Mate-I CNC . That gives the board a clear role in the structural hardware section of the installed control. This type of board is used where the original control hardware

Fanuc A20B-2002-0310 CNC Spindle Encoder The Fanuc A20B-2002-0310 is a precision spindle encoder designed for Fanuc CNC systems, providing essential position and speed feedback for accurate spindle operation management. This component enables critical machine functions including spindle speed monitoring, rigid tapping synchronization, and spindle orientation control. Component Functionality Mounted directly to the machine spindle or through a coupling arrangement, this

FANUC A20B-2002-0270 | CNC Control PCB — A20B-2002 Series, Industrial Automation Spare, Japan Origin Overview The FANUC A20B-2002-0270 is a control PCB within one of FANUC's busiest board families — the A20B-2002 series. This family spans a wide range of functions in the CNC control rack. Some variants serve as backplane structures. Others handle I/O interface, signal routing, or communication bridging. What they share is a common place in the control unit's architecture: