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FANUC A20B-3900-0163 Power Supply PCB Module for CNC Systems

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FANUC A20B-3900-0163

by Fanuc

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OverviewThe FANUC A20B-3900-0163 is a vital power supply circuit board module, expertly crafted to seamlessly integrate into FANUC Computer Numerical Control (CNC) systems. This essential component is designed to provide consistent, stable, and highly efficient power distribution, which is critical for optimizing machine performance and substantially reducing costly operational interruptions. Being an authentic FANUC product, it assures complete compatibility and dependable operation, upholding the rigorous standards expected by industry professionals.Key Features Authentic FANUC Power Supply PCB: An original equipment manufacturer (OEM) part guaranteeing perfect compatibility and peak performance within your FANUC CNC setup. Consistent and Efficient Power Delivery: Delivers a dependable and steady supply of power, vital for sensitive CNC operations and extending machine longevity. Compact and Durable Construction: Built for resilience in demanding industrial environments, featuring a space-efficient design for straightforward integration. Optimized for FANUC CNC Controllers: Specifically developed and rigorously tested to fulfill the exact power needs of various FANUC CNC controllers. Reliable Electrical Fault Protection: Features integrated safeguards to shield your valuable CNC machinery from potential electrical damage and surges. Technical Specifications Model: A20B-3900-0163 Type: Power Supply Circuit Board Module Input Voltage: Specified for optimal compatibility with CNC systems (Refer to your specific CNC system documentation for precise input voltage requirements). Output: Provides stable DC power directly to control boards, ensuring consistent operational integrity. Mounting: Designed for direct PCB installation, enabling simple and secure integration into existing systems. Cooling: Employs passive or forced-air cooling, contingent on the specific system configuration and thermal management needs. ApplicationsThe adaptability and resilience of the FANUC A20B-3900-0163 power supply PCB make it indispensable across a wide array of industrial applications, including: FANUC CNC Machine Tools: Essential for guaranteeing the continuous and precise operation of milling machines, lathes, grinders, and other industrial tools. Automation Systems: Powers various elements within intricate industrial automation setups, boosting reliability and efficiency. Robotics and Production Machinery: A fundamental part for maintaining the operational integrity of robotic arms and other automated production equipment. Industrial Equipment Utilizing FANUC CNC Controllers: Crucial for any industrial machinery that depends on the renowned accuracy and command of FANUC CNC systems. Why Choose This Model?Choosing the FANUC A20B-3900-0163 power supply PCB is a strategic decision for maintaining the operational excellence of your industrial equipment. As an original FANUC component, it offers unmatched reliability and durability, capable of withstanding the rigors of continuous industrial use. This module is engineered to significantly reduce machinery downtime, directly translating into increased productivity and lower maintenance expenses. By enhancing overall CNC system stability, it contributes to more precise machining and an extended lifespan for your equipment. Its design ensures easy replacement for faulty power boards, minimizing disruption and swiftly resuming your operations. Invest in the authenticity and performance that only a genuine FANUC part can deliver.Order NowDo not compromise on the performance and dependability of your critical FANUC CNC systems. Ensure uninterrupted operation with the genuine FANUC A20B-3900-0163 power supply PCB module. This essential component is currently in stock and available for immediate shipment, offering a quick resolution to your power supply requirements. Safeguard your investment in operational efficiency and precision by placing your order today. Experience the confidence that comes with utilizing authentic FANUC parts, supported by a reputation for industrial excellence.FAQWhat makes the FANUC A20B-3900-0163 critical for CNC systems?This power supply PCB module provides stable and efficient power distribution, which is essential for optimizing machine performance and reducing operational downtime in FANUC CNC systems.Is this power supply module an original FANUC part?Yes, it is an authentic OEM FANUC part, ensuring perfect compatibility and peak performance within your FANUC CNC setup.What are the primary benefits of using this power supply?Key benefits include stable and efficient power delivery, a durable and compact design, optimization for various FANUC CNC controllers, and reliable protection against electrical faults.In which applications is the A20B-3900-0163 typically used?It is indispensable for FANUC CNC machine tools, automation systems, robotics and production machinery, and other industrial equipment reliant on FANUC CNC controllers.How does this module contribute to reduced maintenance costs?By enhancing overall CNC system stability and ensuring easy replacement, it significantly reduces machine downtime, which translates directly into increased productivity and lower maintenance expenses.

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$492.99
12 in stock

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PRODUCT DETAILS

FANUC A20B-3900-0163

Overview

This is a genuine Fanuc component from the CNC Systems family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Fanuc catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Fanuc automation ecosystem
  • Engineered to integrate inside CNC Systems installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Fanuc equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Fanuc catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Fanuc platform with documented conversion notes for the CNC Systems family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: A20B-3900-0163
  • Type: Power Supply Circuit Board Module
  • Input Voltage: Specified for optimal compatibility with CNC systems (Refer to your specific CNC system documentation for precise input voltage requirements).
  • Output: Provides stable DC power directly to control boards, ensuring consistent operational integrity.
  • Mounting: Designed for direct PCB installation, enabling simple and secure integration into existing systems.
  • Cooling: Employs passive or forced-air cooling, contingent on the specific system configuration and thermal management needs.

Applications

The adaptability and resilience of the FANUC A20B-3900-0163 power supply PCB make it indispensable across a wide array of industrial applications, including:

  • FANUC CNC Machine Tools: Essential for guaranteeing the continuous and precise operation of milling machines, lathes, grinders, and other industrial tools.
  • Automation Systems: Powers various elements within intricate industrial automation setups, boosting reliability and efficiency.
  • Robotics and Production Machinery: A fundamental part for maintaining the operational integrity of robotic arms and other automated production equipment.
  • Industrial Equipment Utilizing FANUC CNC Controllers: Crucial for any industrial machinery that depends on the renowned accuracy and command of FANUC CNC systems.

Why Choose the A20B-3900-0163?

Choosing the FANUC A20B-3900-0163 power supply PCB is a strategic decision for maintaining the operational excellence of your industrial equipment. As an original FANUC component, it offers unmatched reliability and durability, capable of withstanding the rigors of continuous industrial use. This module is engineered to significantly reduce machinery downtime, directly translating into increased productivity and lower maintenance expenses. By enhancing overall CNC system stability, it contributes to more precise machining and an extended lifespan for your equipment. Its design ensures easy replacement for faulty power boards, minimizing disruption and swiftly resuming your operations. Invest in the authenticity and performance that only a genuine FANUC part can deliver.

Availability & Shipping

  • In stock: A20B-3900-0163 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every A20B-3900-0163 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Fanuc

This power supply PCB module provides stable and efficient power distribution, which is essential for optimizing machine performance and reducing operational downtime in FANUC CNC systems.

Machine down? We ship parts the same day.

New, surplus, and refurbished Fanuc inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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