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Solar Energy

Repowering for PV-Systems

Make a Fresh Start

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Returning to maximum performance with Repowering for photovoltaic systems

As more solar inverters reach end-of-warranty status, service demand is rising, and customers are counting on their installers to deliver fast, reliable solutions. Even the most robust PV systems eventually require attention, and when an inverter is aged, damaged, or out of warranty, retrofitting with a new inverter is often the most sustainable and cost-effective approach. 

Through efficient repowering with Fronius, you can quickly and easily restore your photovoltaic systems back to full power, keeping customer downtime low and service job turnaround high. 

As new residential solar installations face increasing headwinds, repowering aging PV systems presents installers with a high-value, recurring revenue stream. With hundreds of thousands of orphaned and underperforming systems already in the field, there is a ready market that helps stabilize and grow revenue during market downturns, ensuring stedy business regardless of new installation trends. 

When does it make sense to repower?

Inverter manufacturer no longer exists
When an inverter manufacturer shuts down, every system they powered becomes orphaned - warranty void, no support, no parts, no path forward. Repowering with Fronius restores accountability and long-term service from a globally trusted brand with decades of solar industry expertise and a long-term commitment to the U.S. market.
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Repairs cost more than replacement
Once a warranty expires on an aging inverter, repair costs quickly become uneconomical. A new Fronius inverter delivers superior performance, a fresh warranty, and immediate protection - making replacement the smarter financial decision.
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Aging technology leaving energy on the table
Older inverters degrade over time, operating well below their rated efficiency. Modern Fronius inverters leverage the latest power conversion technology to maximize every kilowatt your panels produce - recovering lost output and improving the system's ROI.
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Unlock smart energy management & compliance
Today's grid demands more than a basic inverter. Fronius systems offer advanced monitoring, battery-ready architecture, and full compliance with evolving utility regulations - positioning your system for the next decade of clean energy.
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Reliability restored with Fronius

Fronius inverters are the ideal replacement for older devices that are no longer operating at full capacity. They are easy to install and significantly increase the yield and service life of photovoltaic systems.

The Fronius Repowering Tool makes it simple to identify the right replacement for any existing system, taking the guesswork out of the selection process.

Beyond improved production from a modern, efficient inverter, customers gain something equally valuable: a new 10-year warranty that provides long-term confidence in their investment.

Get your free, customized Repowering flyer
Installer tends to a Fronius inverter

Fronius is Repower Ready

  • Suitable for nearly any single-phase string inverter PV system
  • Compatible with Fronius or inverters from most manufacturers
  • Open interfaces ensure seamless integration with third-party components
  • Performance monitoring through Fronius Solar.web
  • Enhanced production with Dynamic Peak Manager shade optimization
  • Improved efficiency, yield, and service life with Active Cooling Technology 
  • Future-proof, easily scalable and hybrid capable for changing energy needs
  • Rigorously tested to withstand the harshest environmental conditions
  • Built with sustainable, high-quality European materials for long-term reliability
  • Trusted brand, backed by over 30 years of field-proven installations worldwide
  • Local, US-based technical support located at our headquarters in Portage, Indiana
  • Among the shortest wait call times in the industry
  • No automated support: We're ready to talk from 8am - 5pm for each US time zone
  • Digital tools offer 24 hours of support for troubleshooting, monitoring, commissioning, and more
  • Responsible Sourcing: Materials are carefully selected, using regional supply chains to help reduce emissions
  • Repairable Design: Our inverters are built for easy repair and reuse, reducing waste and extending product life
  • Carbon-Conscious Production: Energy-efficient manufacturing processes use recycled and recyclable materials, focusing on reducing our carbon footprint
Fronius GEN24

FREE Customized Repowering Flyer

Ready to repower? Complete the form below to speak with our experts about Fronius PV repowering solutions and receive a personalized digital flyer for your business - free of charge!

Simply provide your company logo and information, and our graphics team will design a print-ready file and send it directly to you to use with your customers!

Go to the form
Repowering flyer

Find the right Fronius inverter to repower your PV system

Try our Repowering Tool now.

This will show you in just a few steps which Fronius inverters will upgrade your customers’ existing photovoltaic system.

The tool is free of charge and works on any device, be it smartphone, tablet, or PC.

If you have any questions about the tool, please contact our support team. 

Go to our Repowering Tool

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