Fanuc Servo Drive Repair & Sales | Electronic Control Repair & Sales | NC Servo Technology

Fanuc Servo Drive Repair
& Electronic Control Sales

Independent repair specialists for Fanuc CNC servo systems and motion controllers. Expert service since 1975.

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Years Experience

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CNC Motion Control Specialists

Fanuc Servo Drive Repair & Sales

NC Servo Technology has serviced Fanuc CNC servo drives and motion controllers since 1975. As an independent repair provider, we offer faster turnaround than manufacturer service while restoring your drives to manufacturer specifications.

We diagnose, rebuild, and test Fanuc servo amplifiers, spindle drives, and control boards across all series. From legacy systems to current production models, our technicians service discontinued components that manufacturers no longer support.

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Fanuc drive control board with electronic components
Service Capabilities

Fanuc Electronic Control Repair Services

Expert hardware repair for Fanuc CNC and motion control systems

Servo Drive Repair

Hardware repair for Fanuc servo amplifiers and spindle drives used in CNC machining centers.

  • Power supply repair and replacement
  • Control board diagnostics and repair
  • IGBT module testing and replacement
  • Capacitor and resistor replacement
  • Relay and voltage regulator repair

CNC Control Board Repair

Fanuc control board hardware repair for machining and automation systems.

  • CPU board diagnostics and repair
  • I/O board testing and component replacement
  • Power supply board repair
  • Display and interface board repair
  • Component-level troubleshooting

Motion Controller Repair

Fanuc motion controller and axis control hardware repair and testing.

  • Axis control card repair
  • Position control board diagnostics
  • Communication interface testing
  • Encoder interface repair
  • System integration support
Independent Advantage

Why Choose NC Servo for Fanuc Electronic Control Sales?

Multi-brand expertise with faster turnaround than manufacturer service

Independent Service Provider

As an independent repair center, we typically deliver faster turnaround than sending drives to the manufacturer. Our focus on repair—not manufacturing—means your Fanuc system gets immediate attention.

CNC & Automation Focus

We service Fanuc CNC controls, servo drives, and motion controllers for machining centers, robotics, and industrial automation. Our expertise spans legacy and current systems.

Multi-Brand Expertise

We service over 100 brands of industrial drives and motion controllers. This cross-platform knowledge brings valuable insights to every Fanuc repair.

Electronics Test Bench

Full test bench capabilities to verify drive performance, control accuracy, and system response before return to service.

Electronics test bench for servo drives
Quality Assurance

Testing Every Fanuc Drive

All drives and control boards are tested before shipment to verify hardware repairs.

Our electronics test bench allows us to verify Fanuc servo drives and control boards under operating conditions. We test power supply output, control signal integrity, and confirm hardware component repairs including capacitors, resistors, diodes, relays, voltage regulators, and transistors.

Fanuc servo amplifiers are tested for power output, encoder feedback, and control accuracy. All units receive a 1-year warranty on hardware repairs.

Common Questions

Fanuc Servo Drive Repair FAQ

Can you repair Fanuc servo amplifiers and spindle drives?

Yes, we repair hardware components in Fanuc servo amplifiers, spindle drives, and control boards including power supplies, IGBT modules, capacitors, resistors, diodes, relays, voltage regulators, and transistors. We test power output, control circuits, and encoder interfaces. We do not offer parameter extraction or program recovery services. If your drive's program or parameters are lost, you must reload them after hardware repair is complete.

Do you service Fanuc CNC control boards?

Yes, we repair Fanuc CNC control boards including CPU boards, I/O boards, power supply boards, and display interface boards. We diagnose and replace failed components at the board level. We do not offer software or program recovery services—hardware repair only.

Can you recover ladder logic or CNC programs from failed Fanuc controls?

No, we do not offer parameter extraction or program recovery services. We repair hardware components only. After hardware repair is complete, you must reload your CNC programs, ladder logic, and parameters. We strongly recommend maintaining backups of all programs and parameters for Fanuc systems.

What if you don't have my specific Fanuc drive in stock?

While we maintain inventory of over 19,000 drives and controllers, if we don't have your specific Fanuc model in stock, we can act as a broker to source the drive you need. Our industry relationships and sourcing capabilities allow us to locate hard-to-find and discontinued Fanuc drives from trusted suppliers worldwide.

Do you offer exchange programs for Fanuc drives?

Exchange programs are available on select Fanuc models. Availability depends on having your specific model in stock, the condition of your trade-in drive, and whether the model qualifies for our exchange program. Contact us to check if your drive is eligible for exchange.

How long does a typical Fanuc drive repair take?

Turnaround time depends on part availability, the complexity of the failure, and whether we have donor boards in stock. As an independent service provider, we typically offer faster turnaround than manufacturer service. Contact us with your specific model and issue for a timeframe estimate. Rush service is available for time-sensitive production equipment.

What warranty do you provide on Fanuc drive repairs?

All Fanuc drive hardware repairs include a 1-year warranty on parts and labor. The warranty covers hardware components we repair or replace. It does not cover software issues, program loss, or failures caused by external factors such as power surges or environmental damage.

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