CNC Circuit Board

A20B-2101-0922 | FANUC A20B-2101 Series Servo Drive Circuit Board — CNC / Robot Servo Amplifier Replacement PCB A20B-2101 Series — Servo Drive Electronics The A20B-2101 series encompasses FANUC's servo and spindle drive circuit boards — the control and power PCBs that form the electronic core of FANUC's servo amplifier and spindle drive modules. This series covers a range of board types serving different drive power ratings, current capacities, and interface generations

A16B-3200-0071 | FANUC Robot CPU High-Speed Arithmetic PCB — Dedicated Math Co-Processor / Kinematics / Trajectory Planning / Robot Controller Arithmetic CPU — A Dedicated Mathematics Processor The A16B-3200-0071 is not a general-purpose CPU board. It is a specialised arithmetic co-processor — a board dedicated entirely to the most computation-intensive calculations in robot control. Industrial robot motion requires continuous, real-time mathematical computation: Forward and

A16B-2203-0881 | FANUC I/O Module PCB — 96DI / 64DO / MPG Output / A02B-0309-C001 / Series 16-C / 18-C / 21-C / 16i-TA 96 Inputs, 64 Outputs, and an MPG Port The A16B-2203-0881 is a densely featured I/O board. Its combination of 96 digital inputs, 64 digital outputs, and an integrated MPG output makes it one of the most capable single-board I/O solutions in the FANUC CNC ecosystem. The 96 DI / 64 DO signal count matches the needs of a fully equipped CNC machining centre or

A16B-2201-0351 | FANUC Series 15-B Multi Axis Buffer PCB — Sub CPU / Max Sub-B / Multi-Axis Control / Synchronous Control / Series 15-B Sub CPU Architecture in Series 15-B — Why a Second Processor? The FANUC Series 15-B is designed for the most demanding multi-axis machine tools — transfer lines, large multi-spindle machining centres, and flexible manufacturing systems where axis count reaches 8, 12, or more. Managing this many axes simultaneously taxes the main CPU's real

A20B-2002-0520 | FANUC Series 16i / 18i Operator Panel I/O PCB — 48 DI / 32 DO / MPG Interface / Operator Panel Board Operator Panel I/O — What This Board Connects Every CNC machine has an operator panel — the hardware interface between the machine operator and the CNC. The operator panel carries: Inputs (DI = 48): Pushbuttons (cycle start, feed hold, emergency stop), mode selector switches (auto, MDI, jog, handle), override rotary switches (feedrate, rapid, spindle speed),

FANUC A20B-3900-0163 | 32MB FROM + 1MB SRAM Memory Module — Series 16i / 18i / 21i Model A Larger Memory for More Complex 16i/18i/21i Configurations The A20B-3900-0163 is the 32MB FROM + 1MB SRAM variant in FANUC's A20B-3900 plug-in memory module family for i-Series CNC controllers. It plugs into the main master PCB alongside the CPU module, graphics board, FSSB board, and other memory-related boards that collectively define the 16i/18i/21i Model A controller's capability.

A20B-8200-0396 | FANUC Zero-i Mate-C (0i Mate Model C) Main PCB — LCD-Mounted / FSSB / A02B-0311-B5xx Systems Zero-i Mate-C — Economy CNC With i-Generation Capabilities The FANUC Zero-i Mate-C (Series 0i Mate Model C) is the compact, economy variant of the 0i-C platform. The "Mate" suffix identifies this as the reduced-configuration system within the 0i family — optimised for simpler machine tools (2 to 3 axis lathes, compact machining centres, and basic drilling machines)

A20B-2001-0933 | FANUC Alpha SVM2-40L/40L Servo Control PCB — Type A Interface / A06B-6079-H209 / 2-Axis 40A / Wiring Board A16B-2203-0595 SVM2-40L/40L — High-Current Twin-Axis Drive Module The SVM2-40L/40L (A06B-6079-H209) is a two-axis servo amplifier module rated at 40A continuous per axis. Within the FANUC Alpha series SVM2 (two-axis servo module) product range, this represents the high-current end of the line: Lower-current variants (SVM2-12/12, SVM2-20/20) serve smaller

A20B-2101-0500 | FANUC A20B-2101 Series Drive PCB — CNC and Automation Drive Systems / Japan Manufactured A20B-2101 Series — A Comprehensive Drive PCB Family The A20B-2101 series spans one of FANUC's most functionally diverse PCB families — drive boards and power boards for servo amplifiers, spindle amplifiers, power supply modules, and robot servo drives across multiple generations and product families. The series covers a wide numerical range, with each group of part

FANUC A20B-3900-0071 | 12MB FROM Flash DIMM Memory Module — Series 16i / 18i / 21i CNC Part Number: A20B-3900-0071 Cross Reference: A20B39000071 Manufacturer: FANUC Ltd. (Japan) Product Type: FROM (Flash ROM) DIMM Memory Module — 12 MB Product Series: A20B-3900 Non-Volatile Firmware Storage The A20B-3900-0071 is a 12 MB FROM (Flash Read-Only Memory) DIMM module for FANUC Series 16i, 18i, and 21i CNC systems. It plugs into the DIMM slot on the i-Series master board and stores

A16B-2200-0854 | FANUC 8-Axis Robot Axis Control Board — R-J Controller / Serial Plus 2LT / A16B-2200 Series 8-Axis Robot Axis Control — For Complex Robot Cells The A16B-2200-0854 provides 8-axis servo control for FANUC's R-J series robot controller. Eight axes exceeds the 6 joints of a standard robot body — the additional axes serve extended robot cell configurations: 6 robot joint axes + external axes: A 6-joint robot body (J1–J6) plus one or two external axes — positioning

A16B-1310-0380 | FANUC Operator Panel I/O PCB Type A — CNC Operator Interface / A16B-1310 Series / Machine Control I/O Operator Panel I/O — The Bridge Between Operator and CNC The A16B-1310-0380 is the Type A Operator Panel I/O PCB — the board that interfaces the physical operator panel hardware (buttons, switches, selector keys, indicator lamps) with the FANUC CNC control system. In FANUC CNC architecture, the operator panel provides all manual control points outside the MDI

A16B-1200-0880 | FANUC Power Mate A and B Servo Control PCB — Compact CNC Servo Drive Board FANUC Power Mate — Compact CNC Servo Control The FANUC Power Mate series represents a class of compact CNC controllers designed to be integrated directly with servo drive systems. Where standard FANUC CNC systems use a separate control cabinet connected to standalone servo drives, the Power Mate embeds the CNC control intelligence within or alongside the drive hardware itself. The A16B

A20B-2900-0360 | FANUC A20B-2900 Series CNC Plug-In Module — Functional Daughter Board / CNC and Automation Systems A20B-2900 — A Versatile CNC Module Series The A20B-2900 series is FANUC's broad family of plug-in daughter boards deployed across many FANUC CNC control generations. Unlike the A20B-8100 and A20B-8200 series which focus on main CPU boards, the A20B-2900 series consists of compact, dedicated functional modules — each serving a specific role within the CNC's

FANUC A20B-1004-0070 | CZ-Type Spindle Motor Encoder PCB — Speed Feedback / Z-Pulse Orientation Part Number: A20B-1004-0070 Manufacturer: FANUC Corporation (Japan) Product Type: Spindle Motor Encoder PCB — CZ Type C-Signal and Z-Signal — What Each Does The A20B-1004-0070 is a CZ-type spindle encoder PCB — the board inside the spindle motor housing that reads the rotating encoder assembly and generates two distinct feedback signals for the spindle drive system. C-signal (speed

FANUC A16B-2203-0620 | Alpha SPM Spindle Drive Power Supply PCB — A16B-2203 Series Spindle Drive PCB — Power Interface Layer of the Alpha SPM Module The A16B-2203-0620 is the power supply and wiring board PCB fitted inside FANUC Alpha SPM series spindle amplifier modules. Inside an Alpha spindle amplifier, the hardware architecture splits between two boards: a control/command PCB (the top card) that processes the spindle commands from the CNC, and the wiring/power supply

A20B-2100-0132 | FANUC A20B-2100 Series CNC Control PCB — Industrial Automation / CNC and Drive Systems / Japan Original A20B-2100 — A Comprehensive CNC and Drive Control Series The A20B-2100 series is one of FANUC's most versatile PCB families, spanning CNC main control boards, drive system interface boards, backplane units, and specialised function boards across multiple product generations and application areas: CNC main and control boards: Including the A20B-2100-0160

A16B-2204-0011 | FANUC A16B-2204 Series I/O PCB — Process and Machine Interface / CNC and Robot Automation A16B-2204-001x — I/O Interface Family The A16B-2204 series covers I/O and process interface boards for FANUC CNC and robot automation. The 001x group forms a closely related board family: A16B-2204-0010: Confirmed as a PROCESS I/O PCB — provides the interface between FANUC CNC/robot controllers and external process-level automation equipment. A16B-2204-0011 (this board):

A20B-3300-0410 | FANUC 9-Inch CRT Display Control Module — Monochrome CRT Display / CNC Operator Interface / A20B-3300 Series 9-Inch CRT — The Operator's Window Into the CNC Every interaction between a machining centre or lathe operator and the CNC's software passes through the display. The operator reads current axis positions, enters tool offset values, reviews alarm codes, edits programme lines, and navigates the CNC's menu system — all through the 9-inch screen in front