Products

The FANUC A20B-2004-0381/05B is a genuine, high-reliability I/O interface board engineered for FANUC industrial control systems and robotic controller cabinets. Operating as the primary signaling gateway, this multi-layer circuit board manages the high-density communication and routing between the host central processor and external automated machinery (such as fixtures, safety interlocks, sensors, and welding power sources). Tested point-by-point for complete signaling layout integrity, it serves as the definitive MRO replacement part to solve I/O link drops.

• Part Number: A20B-2004-0381/05B (Also covers A20B-2004-0381 series)

• Condition: Used / Refurbished

• Brand: FANUC

• Product Type: I/O Connection Board / Signal Interface Card

• Key Benefits: Precision multi-channel tracking, high electrical noise suppression, plug-and-play hardware mapping, and rugged industrial durability.

The FANUC A20B-8101-0350/08B is a genuine, high-reliability DeviceNet fieldbus communication sub-board (commonly referred to as the "Small Board" or daughter card) designed for FANUC industrial robot controllers and CNC architectures. This compact interface module slots directly onto the primary host motherboard or network rack, expanding your system's network capability to interface with external PLCs, I/O blocks, and peripheral automation machinery over the DeviceNet protocol. Tested strictly for data packet stability, it serves as an ideal drop-in MRO replacement part to eliminate communication lag.

• Part Number: A20B-8101-0350/08B (Also covers A20B-8101-0350)

• Condition: Used / Refurbished

• Brand: FANUC

• Board Type: DeviceNet Sub-Board / Daughter Card Interface

• Key Benefits: Compact modular design, rapid fieldbus synchronization, high noise immunity, and plug-and-play original OEM compatibility.

The FANUC A16B-2203-0981/02A is a genuine, heavy-duty DeviceNet master interface board (commonly referred to as the "Large Board") engineered for specialized FANUC industrial robot controllers and CNC platforms. This vital fieldbus motherboard establishes reliable, full-scale communication routing between the central CPU and complex peripheral I/O networks, pneumatic manifolds, or end-of-arm tooling. Tested rigorously under real load conditions, it is a critical MRO replacement part to solve bus timeouts and network dropouts on automated cells.

• Part Number: A16B-2203-0981/02A (Also covers A16B-2203-0981)

• Condition: Used / Refurbished

• Brand: FANUC

• Board Type: Large-format DeviceNet Master Board

• Key Benefits: High-density command layout, rapid fieldbus scan cycles, robust signal isolation, and direct drop-in original OEM reliability.

The FANUC A16B-2203-0930/20A is a genuine, heavy-duty DeviceNet master interface board (commonly referred to as the "Large Board") engineered for legacy and classic FANUC control cabinets, such as the R-J3iB controller series. This vital fieldbus motherboard establishes deep, full-scale communication linkage between the main processor and dense peripheral I/O blocks, pneumatic manifolds, or welding units across the factory floor. Tested rigorously under real load conditions, it is a critical MRO replacement to solve network dropouts on older automated cells.

• Part Number: A16B-2203-0930/20A (Also covers A16B-2203-0930)

• Condition: Used / Refurbished

• Brand: FANUC

• Board Type: Large-format DeviceNet Master Board

• Compatibility: Widely used in FANUC R-J3iB robot controllers and classic CNC racks.

The FANUC A20B-8101-0550/09A is a genuine, high-reliability CC-Link fieldbus communication board designed for FANUC industrial robot controllers and CNC cabinet architectures. This specialized network module enables your FANUC controller to seamlessly integrate into high-speed CC-Link remote I/O networks, facilitating real-time data exchange with Mitsubishi PLCs and peripheral automation units. Tested strictly for industrial fieldbus environments, it is the ideal MRO replacement part to eliminate bus timeouts and network dropouts.

• Part Number: A20B-8101-0550/09A (Also fits A20B-8101-0550)

• Condition: Used / Refurbished

• Brand: FANUC

• Protocol Type: CC-Link (Control & Communication Link)

• Key Benefits: High-speed remote I/O transmission, robust electrical isolation, plug-and-play network synchronization, and original OEM reliability.

The FANUC A20B-8201-0170/03A is a genuine, high-performance dual-channel DeviceNet interface board designed for FANUC industrial robot controllers and CNC platforms. This specialized network communication PCB allows your FANUC system to interface seamlessly as a Master or Slave with external automation networks over the DeviceNet bus protocol. Featuring two independent channels, it optimizes signal trunk lines and data transfers between your controller and peripheral PLC networks or factory cells.

• Part Number: A20B-8201-0170/03A (Also fits A20B-8201-0170)

• Condition: Used / Refurbished

• Brand: FANUC

• Protocol Type: DeviceNet (Dual Channel)

• Key Benefits: Simultaneous dual-line management, high-speed fieldbus data processing, robust industrial-grade isolation, and direct drop-in hardware installation.

The FANUC A80L-0010-0111 is a genuine, high-reliability brake control board designed for FANUC industrial robot controllers and CNC servo amplifier systems. This essential circuit board manages the critical timing and power distribution for releasing and engaging electromagnetic brakes on servo motors. Built to original factory standards, it serves as an indispensable safety and maintenance spare part to eliminate axis dropping or brake release failures on your automated production line.

• Part Number: A80L-0010-0111

• Condition: Used / Refurbished

• Brand: FANUC

• Product Type: Brake Control Board / Brake Base PCB

• Key Strengths: Safe circuit interlocking, rapid voltage response, seamless drop-in OEM compatibility, and high thermal resistance.

The FANUC A20B-8200-047 is a genuine, high-performance master main board (CPU board) engineered for high-end FANUC Series 30i, 31i, and 32i Model B CNC control systems. As the core processing heart of the control cabinet, this motherboard coordinates complex multi-axis interpolation, high-speed ladder logic execution, and system-wide bus communications. Tested rigorously under full system simulations, it serves as the definitive MRO replacement part to recover your flagship machining center from fatal system freezes or booting failures.

• Part Number: A20B-8200-047

• Condition: Used / Refurbished

• Brand: FANUC

• Compatibility: Natively fits FANUC Series 30i-B, 31i-B, and 32i-B Model B control racks.

• Key Strengths: Ultra-fast processing throughput, robust SMD architecture, high-density connection slots, and drop-in original OEM reliability.

The FANUC A20B-2101-0512/04D is a genuine, high-performance servo drive amplifier control board engineered for FANUC industrial automation and robotic control cabinets. This vital drive unit coordinates precise current regulations, velocity feedback loops, and thermal management for high-speed servo motors. Built for rigorous factory floor duty, it serves as an ideal MRO replacement part to solve drive communication errors or overcurrent faults, ensuring your system recovers peak operational movement quickly.

• Part Number: A20B-2101-0512/04D (Also fits A20B-2101-0512 series)

• Condition: Used / Refurbished

• Brand: FANUC

• Product Type: Servo Drive Unit / Amplifier Control Board

• Key Benefits: Precision motor torque control, rapid fault-detection circuitry, multi-layer high-durability PCB, and instant drop-in OEM compatibility.

The FANUC A20B-2101-0230 is a genuine, high-performance 4/5/6 axis servo control board designed for FANUC industrial robot controller systems. This essential axis card functions as the core processing interface that drives and synchronizes the motion of axes 4, 5, and 6 (typically the robot wrist assembly). Engineered for precise speed and position feedback loop calculations, it is the ideal MRO replacement part to resolve axis communication faults and restore smooth robotic articulation.

• Part Number: A20B-2101-0230

• Condition: Used / Refurbished

• Brand: FANUC

• Product Type: 4/5/6 Axis Control Board / Servo Drive PCB

• Key Strengths: High-speed signal processing, precise joint acceleration control, plug-and-play OEM compatibility, and rugged thermal management.

The FANUC A20B-2004-0410/01A is a genuine, high-reliability I/O conversion and connection board designed for FANUC control systems. Acting as a critical interface card within the controller cabinet, this circuit board facilitates seamless signal transmission and terminal conversion between the main processor and external input/output devices. Perfect for CNC maintenance, robotic system repairs, and MRO spare parts replacement.

• Part Number: A20B-2004-0410/01A (Also fits A20B-2004-0410)

• Condition: Used / Refurbished

• Brand: FANUC

• Product Type: I/O Conversion Board / Connection PCB

• Key Benefits: Precision multi-layer circuit design, quick terminal coupling, high noise immunity, and drop-in OEM replacement.

The FANUC A03B-0819-C104 is a highly reliable 16-point digital input (DI) module designed for FANUC I/O units. Widely used in FANUC CNC systems and industrial robot controllers, this module efficiently expands your system's input capacities, allowing it to receive real-time feedback signals from external sensors, switches, safety interlocks, and other peripheral automation devices. Perfect for system integrators, maintenance engineers, and MRO replacements.

• Part Number: A03B-0819-C104

• Condition: Used / Refurbished

• Brand: FANUC

• Module Type: Digital Input (DI)

• Key Features: 16 input points, compact DIN-rail/rack mount design, high-speed signal processing, industrial-grade reliability.