Product Title: FANUC A20B-8101-0180 Power Supply Unit – CNC Machine Power Distribution Board
Part Number: A20B-8101-0180
Brand: FANUC
Category: CNC Power Supply Units / FANUC Boards
Condition: New / Refurbished Available
Availability: In Stock – Fast Global Shipping
The FANUC A20B-8101-0180 is a high-performance CNC power supply unit engineered to deliver stable, efficient, and uninterrupted power distribution to FANUC control systems. Built in Japan and trusted worldwide, this unit ensures optimal electrical management within your CNC machines—minimizing downtime and maximizing productivity in industrial manufacturing environments.
Whether you’re upgrading an aging system or replacing a failed unit, the A20B-8101-0180 provides precision voltage regulation and robust durability, making it a reliable solution for machine shops, OEMs, and industrial automation professionals.
Industrial-Grade Power Reliability
Designed to withstand high loads and operate continuously under tough conditions.
Efficient Power Conversion
Reduces energy waste and improves control system performance.
Compact, Modular Design
Easy to integrate into a wide range of FANUC CNC control cabinets.
Built to Last
Japanese-manufactured with premium components for long-term use.
Standard Mounting Configuration
Drop-in replacement compatible with multiple FANUC series controllers.
| Specification | Details |
|---|---|
| Model Number | A20B-8101-0180 |
| Manufacturer | FANUC (Japan) |
| Voltage Handling | CNC-standard voltage inputs (AC/DC compatible) |
| Form Factor | Modular / Rack-mount compatible |
| Function | Power distribution & regulation |
| Compatibility | FANUC 0i, 16i, 18i, 21i, and Alpha series CNCs |
| Condition | New, Used, or Professionally Refurbished |
| Warranty | Up to 12 months (varies by condition) |
| Sector | Use Case |
|---|---|
| 🏭 CNC Machinery | Supplies clean, regulated power to FANUC CNC systems |
| 🤖 Automation Systems | Integral to robotic arms, gantry systems, and control units |
| 🛠️ Manufacturing Equipment | Supports power distribution in machine tools and production lines |
| ⚙️ Industrial Retrofits | Ideal for upgrades or replacements in legacy systems |
✔️ Stable Machine Uptime – Reduces voltage fluctuations that cause control errors
✔️ Lower Operating Costs – Efficient design minimizes heat and energy loss
✔️ Long-Term ROI – Industrial durability means fewer replacements over time
✔️ Plug-and-Play Installation – Minimal downtime during servicing or upgrade
✔️ Certified Reliability – Meets international electrical standards and OEM tolerances
Q: How do I know if this power supply is compatible with my CNC system?
A: The A20B-8101-0180 is widely used in FANUC 0i, Alpha, and i-series controllers. Check your existing unit’s part number or consult your CNC manual for confirmation.
Q: Is this available in refurbished condition?
A: Yes, we offer tested, certified refurbished units with warranty—perfect for cost-effective maintenance.
Q: What’s included with purchase?
A: Power supply board only. Installation hardware or cabling sold separately upon request.
The FANUC A20B-8101-0180 Power Supply Unit is a mission-critical component for maintaining consistent CNC machine performance. With its robust build, efficient energy distribution, and seamless compatibility, it’s a smart investment for manufacturers seeking maximum uptime, reduced costs, and long-term system reliability.
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