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Toshiba VFD Repair Services

ISO 9001:2015 Certified Quality

Our certified process ensures consistent quality and reliable repairs every time.

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2-Year Repair Warranty

We stand behind our repairs with an extensive 2-year warranty on parts and labor for your peace of mind.

Fast Turnaround Time

Our efficient process and large parts inventory help minimize your operational downtime.

Expert Component-Level Repair

We find and replace individual failed components, offering a more affordable and effective repair than full replacement.

Free, No-Obligation Quote

Send us your item for a free evaluation and receive a detailed repair quote with no commitment required.

Toshiba VFD Repair Services

Is your Toshiba VFD (Variable Frequency Drive) malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert Toshiba VFD repair services. We understand the critical role VFDs play in controlling motor speed and torque in various industrial applications. Trust Roc Industrial LLC to get your Toshiba VFD back up and running quickly, minimizing disruptions to your operations. Our experienced technicians are equipped to handle a wide range of Toshiba VFD models and issues, ensuring your equipment operates at peak performance. We pride ourselves on our speed, reliability, and commitment to quality, making us the trusted repair provider for Toshiba VFDs nationwide.



About Toshiba VFDs

Toshiba is a globally recognized leader in industrial automation, and their Variable Frequency Drives (VFDs) are renowned for their performance, reliability, and advanced features. Toshiba VFDs are designed to precisely control the speed and torque of AC motors, optimizing energy efficiency and process control in a wide array of applications. These drives are integral to modern industrial operations, providing precise motor control, energy savings, and enhanced system performance. Toshiba offers a comprehensive range of VFDs, from compact models for simple applications to high-performance drives for complex industrial processes.


Toshiba VFDs are widely used in industries such as manufacturing, HVAC, water treatment, and oil and gas. They are essential components in CNC machines, robotics systems, automated assembly lines, and pumping systems. Known for their robust design and advanced control algorithms, Toshiba VFDs deliver reliable performance even in demanding environments. However, like all electronic equipment, VFDs can experience failures due to component aging, environmental factors, or operational stresses. When a Toshiba VFD fails, it's crucial to have a trusted repair partner who understands the intricacies of these drives and can provide fast, effective repair services. Roc Industrial LLC is your go-to source for expert Toshiba VFD repair, ensuring your equipment is back in operation with minimal downtime.



Supported Models & Series

We repair a wide range of Toshiba VFD models and series, including but not limited to:

  • VF-AS1 Series: High-performance, general-purpose VFDs.

  • VF-PS1 Series: Advanced performance series for demanding applications.

  • VF-S15 Series: Compact and versatile VFDs for various applications.

  • VF-nC3 Series: Network-compatible VFDs for integrated systems.

  • VF-FS1 Series: Energy-saving VFDs for fan and pump applications.

  • VF-G3 Series: General purpose inverter.

  • VF-H3 Series: High performance inverter.

  • Specific Models: Including VFAS1-2007PM, VFPS1-4015PM, VFS15-2022PM, VFnC3-2037PM, VFFS1-2004P, and many more.

  • Legacy Models: We also service older Toshiba VFD models that may no longer be supported by the manufacturer.

  • Drive sizes: From fractional HP to hundreds of HP.


Common Toshiba VFD Problems We Repair

Toshiba VFDs are known for their reliability, but they can still experience failures over time. These failures can lead to costly downtime and reduced productivity. At Roc Industrial LLC, we have extensive experience diagnosing and repairing a wide range of Toshiba VFD problems. Here are some of the most common issues we address:

  • No Output: The VFD fails to provide any output voltage to the motor, preventing it from running. This can be caused by internal component failures, such as IGBTs or capacitors.

  • Overvoltage Faults: The VFD detects an excessive voltage level, triggering a fault and shutting down. This can be due to regenerative energy from the motor or issues with the power supply.

  • Overcurrent Faults: The VFD detects an excessive current draw, indicating a potential motor problem or internal VFD failure.

  • Communication Errors: The VFD loses communication with the control system, preventing proper operation. This can be caused by faulty communication cables, network issues, or internal communication module failures.

  • Overheating: The VFD overheats due to inadequate cooling, excessive load, or component failures. Overheating can damage sensitive electronic components and lead to premature failure.

  • Blown Fuses: Fuses within the VFD blow due to overcurrent or short circuits. This can indicate a more serious underlying problem that needs to be addressed.

  • Encoder Faults: If the VFD uses an encoder for feedback, encoder faults can occur due to encoder damage, wiring issues, or communication problems.

  • Drive trips on acceleration or deceleration.

  • Inconsistent motor speed.

  • Display issues or no display.

  • Parameter setting problems.


Our Toshiba VFD Repair Process

At Roc Industrial LLC, we follow a comprehensive and meticulous repair process to ensure your Toshiba VFD is restored to optimal performance. Our process includes:

  1. Free Evaluation and Quote: We begin with a free evaluation of your Toshiba VFD to identify the problem and provide you with a detailed quote for the repair. There are no hidden fees, and you'll know the cost upfront.

  2. Shipping Instructions: Once you approve the quote, we provide clear and easy-to-follow shipping instructions to ensure your VFD arrives safely at our repair facility. We can also arrange for pickup in some cases.

  3. Diagnosis Using Specialized Test Equipment: Our experienced technicians use state-of-the-art test equipment to thoroughly diagnose the VFD. We identify the root cause of the problem and assess the overall condition of the unit.

  4. Component-Level Repair and Replacement: We perform component-level repairs, replacing faulty components with high-quality replacements. We have a vast inventory of parts in stock, allowing us to complete repairs quickly and efficiently.

  5. Load Testing and Quality Checks: After the repair, we subject the VFD to rigorous load testing to ensure it performs reliably under real-world conditions. We also conduct thorough quality checks to verify that all parameters are within specifications.

  6. Warranty-Backed Return and Support: We stand behind our work with a comprehensive warranty. If you experience any issues after the repair, we're here to provide prompt and helpful support.


Nationwide Repair Services

Roc Industrial LLC provides Toshiba VFD repair services to customers nationwide. Whether you're located in a major metropolitan area or a remote industrial site, we can help. We serve customers in major cities such as New York, Los Angeles, Chicago, Houston, and Dallas, as well as smaller towns and rural areas across the country. Our fast shipping options and quick turnaround times minimize downtime and get your equipment back in operation as soon as possible.


We understand that downtime can be costly, which is why we offer expedited repair services to get your Toshiba VFD back up and running quickly. Our team is dedicated to providing exceptional customer service and support, ensuring a smooth and hassle-free repair experience. Contact us today to learn more about our nationwide Toshiba VFD repair services.



Why Choose Roc Industrial LLC?

When it comes to Toshiba VFD repair, Roc Industrial LLC is the clear choice. Here's why:

  • 30+ Years of Experience: We have over 30 years of experience in industrial electronic repair, giving us the expertise to handle even the most complex Toshiba VFD problems.

  • Warranty-Backed Repairs: We stand behind our work with a comprehensive warranty, providing you with peace of mind.

  • Thousands of Parts in Stock: Our vast inventory of parts allows us to complete repairs quickly and efficiently, minimizing downtime.

  • Fast Turnaround, Often Same-Day: We understand the urgency of getting your equipment back in operation, which is why we offer fast turnaround times, often with same-day service available.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring the highest standards of quality and reliability.

  • Exceptional Customer Support: We are committed to providing exceptional customer support, from the initial evaluation to the final repair and beyond. Our team is always available to answer your questions and address your concerns.

Don't let a faulty Toshiba VFD slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Toshiba VFD repair.

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