CNC Systems Parts, Fanuc

Fanuc A20B‑3300‑0472 CPU Control Board / Power Board

The Fanuc A20B‑3300‑0472 is a CPU control board / programmable board used in Fanuc CNC and industrial‑robot control systems, serving as the central processing unit (CPU) for data processing, motion control, and system management. It features high‑speed processing, 128 MB DRAM, and multiple I/O interfaces for seamless integration with FANUC controllers, enabling high‑precision machining and automation.

Model Number:Fanuc A20B‑3300‑0472

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100k+ Parts

Extensive Inventory

Warranty Coverage

New parts: 1-Year | Used: 3-Month

17+ Years

Industry Experience

Fast Shipping

Ships Within 48 Hours

This A20B‑3300‑0472 CPU control board acts as the core CPU module for FANUC CNC systems, providing fast command response, smooth servo drive control, and stable long‑run operation in industrial environments. It supports high‑precision motion control for CNC machine tools such as machining centers and lathes, and motion trajectory planning for industrial robots in automation cells. The board’s anti‑interference design ensures reliability in vibration‑and‑dust‑heavy factory settings, with rich I/O connectivity for PLCs, drives, and HMI devices.

OUKE markets it as high‑quality, Fanuc‑compatible hardware for CNC rebuilds, robot‑control upgrades, and PLC replacements, suitable for manufacturing automation lines requiring efficient data acquisition and processing. Stock availability enables quick delivery for maintenance and retrofits of FANUC‑based equipment.

Key Specifications

Specification	Value
Brand	Fanuc
Model	A20B‑3300‑0472
Type	CPU Control Board / Power Board
Memory	128 MB DRAM
Functions	CPU processing, instruction execution, system management, motion control
Interfaces	Multiple I/O interfaces for CNC, PLC, robot drives
Typical Use	CNC machine tools (machining centers, lathes), industrial robots, automated production lines, PLC control
Origin	Japan‑origin Fanuc
Warranty	Varies by seller (often 1‑year for new units)

This Fanuc A20B‑3300‑0472 CPU control board is a robust, high‑performance solution for central processing in FANUC‑based CNC and industrial‑automation systems, supporting efficient, high‑precision control and modernization.

What Happens After You Order?

Step 1

Order Confirmed

Receive email confirmation once your order or quote is received. We review your request and prepare your parts for the next step.

Step 2

Personal Representative

A dedicated rep contacts you to verify specs, confirm shipping details, and answer any questions before dispatch.

Step 3

Tested & Shipped

Parts go through rigorous final testing. Once verified, your order is carefully packed and shipped with full tracking info.

FAQ

What is your main line of business?

We specialize in the supply and repair of industrial automation components and CNC spare parts. Our inventory covers 20+ world-class brands including Fanuc, Siemens, Mitsubishi, Lenze, IFM, and SICK, featuring 100,000+ SKUs in stock. Whether you need servo drives, PLC modules, motors, encoders, or sensors, we provide tested, ready-to-ship solutions for both new and refurbished parts.

Where is your company? How do I get there?

Our headquarters is located at Rooms 801–802, Building A1-2, Area A, Guangda We Valley, Zongbu 2nd Road, Songshan Lake Park, Dongguan City, Guangdong Province, China. Our facility is equipped with professional testing labs and a clean, modern warehouse environment.

Do you have test equipment? How long is the delivery time?

Yes — we maintain complete in-house testing equipment, and 100% of parts are fully tested before shipment. Most items are in stock and ready for immediate dispatch. For stocked items, we offer 48-hour express global delivery; standard worldwide shipping typically arrives within 7 days.

What's the warranty on your parts?

New parts: 1 year
Used : 3 months

If a part does not function properly upon receipt, please contact our customer service team immediately and provide a clear video showing the issue. Once verified, you may return it to us within 7 days for an exchange or refund. Returns without prior contact and video evidence may not be accepted.

How about the packing when they are sent out?

All shipments are carefully protected with foam padding to fill every space inside the box, ensuring parts remain secure during transit. We typically use reinforced cardboard boxes; for heavier or high-value items, we provide custom wooden crates for added protection.

What deliveries are available?

We ship globally via UPS, DHL, FedEx, TNT, and EMS, with flexible options to match your urgency and budget.

OUKE Automation is not an authorized distributor unless otherwise specified, representative, or affiliate of the manufacturer of this product. All trademarks and documents are the property of their respective owners and are provided for identification and informational.

Fanuc A20B‑3300‑0472 CPU Control Board / Power Board

Product Image

100k+ Parts

Warranty Coverage

17+ Years

Fast Shipping

Product Description

Key Specifications

What Happens After You Order?

Order Confirmed

Personal Representative

Tested & Shipped

FAQ

What is your main line of business?

Where is your company? How do I get there?

Do you have test equipment? How long is the delivery time?

What's the warranty on your parts?

How about the packing when they are sent out?

What deliveries are available?

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