Arizona’s Premier Solar + Battery Installer

Solar Inverter
Replacement
in Arizona

Since 2009, At Solar
Topps
We've

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Installed 2.25 Million

Solar Panels Across Arizona

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Saved $950 Million

On Utility Bills for our Customers

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Integrated 1,200

Battery Backup Systems

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Helped 25,000

Homeowners Go Solar

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Raised $4.1 Billion

in Property Value for Homes

Why You Should Get Your Solar Inverters Replaced or Upgraded

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    Improve System Efficiency and Energy Output

    An aging or failing solar inverter can significantly reduce the amount of usable energy your system produces. Replacing an outdated inverter restores optimal performance, improves energy conversion efficiency, and helps your solar panels deliver maximum power to your home.

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    Avoid Unexpected Inverter Failures and System Downtime

    Most solar inverters have a lifespan of 8–12 years. As they age, they become more prone to breakdowns, error codes, and complete system shutdowns. Proactively replacing your inverter helps prevent costly repairs, lost energy production, and unexpected power disruptions.

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    Enable Battery Storage, EV Charging and Backup Power

    Modern solar inverters are designed to support battery storage systems, EV chargers, and whole-home backup solutions. If your current inverter is not compatible, upgrading is essential to expand your system and protect your home during grid outages.

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    Gain Access to Advanced Monitoring Controls

    New inverter technology provides real-time system monitoring, performance alerts, and remote diagnostics. These features make it easier to track energy usage, identify issues early, and ensure your solar system is operating at peak performance year-round.

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Take Control of Your Energy with the Industry’s Best Inverter Solutions

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Enphase Microinverters Cutting-edge technology for safer operation

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Tesla Solar Inverters Centralized solar inverter built on Powerwall technology

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The Best in the Industry Put Their Trust in Us

Our proven track record of superior engineering, high-quality installations and
excellent customer service has earned us the highest certifications in the industry.

Expert Solar Inverter Replacement Done Right By Solar Topps

Choosing Solar Topps to replace your existing solar inverter means partnering with a team that combines deep engineering expertise, hands-on experience, and a commitment to long-term system performance. Inverter replacement isn’t just a simple swap—it requires precise system evaluation, compatibility checks, and expert configuration to ensure your solar array operates safely and efficiently.

Solar Topps handles every step in-house, from diagnostics and permitting to installation and commissioning, eliminating the risks that come with subcontracted or piecemeal work. Our technicians are highly trained to work with complex and legacy systems, including older inverters, hybrid setups, and battery-ready configurations, ensuring a seamless transition with minimal downtime. With inventory readily available, we can act quickly—reducing wait times, restoring production faster, and helping homeowners avoid prolonged energy losses. Most importantly, our approach is solutions-driven: whether your goal is higher efficiency, improved reliability, battery integration, or future expansion, Solar Topps designs the inverter replacement to support your home’s evolving energy needs.

When you choose Solar Topps, you’re not just replacing an inverter—you’re upgrading the reliability, intelligence, and future-readiness of your entire solar system.

Get a Quote Today

Get Whole-Home Backup at the Lowest Cost Ever - No Solar Needed!

Charge your battery from the grid when energy is cheapest and protect your home from rate hikes, peak pricing, demand fees, and unpredictable power outages. Lower your utility bill and offset rising electricity costs with a battery-only energy system from Solar Topps. Whether a new installation or an addition to an existing system, we’ve got you covered.

Contact for a Free Site Evaluation

Why Work with Experts for Solar Inverter Replacement? 

Replacing a solar inverter isn’t a DIY task. An improperly installed inverter can lead to inefficiencies or safety hazards. Qualified solar professionals will ensure a seamless installation, correct inverter sizing, and proper calibration for your existing system. We can help you select a model that matches your energy goals and budget while adhering to local electrical codes and utility requirements.

The Importance of a Holistic Solar Energy System

A holistic solar energy system is more than just panels and an inverter; it’s an integrated solution designed to maximize energy production, efficiency, and reliability. Properly designed systems take into account factors such as roof orientation, shading, energy consumption patterns, and potential future expansion needs. This comprehensive approach ensures that your solar investment delivers the highest return over its lifespan while reducing your carbon footprint. Regular maintenance and system monitoring are also critical components, as they help identify and resolve issues early, preserving system performance and longevity.

The Financial Benefits of Solar Energy

Investing in solar energy not only contributes to environmental sustainability but also provides significant financial advantages. By reducing reliance on traditional energy sources, solar systems can substantially lower utility bills. Many regions also offer incentives such as tax credits, rebates, and net metering policies, further enhancing the economic value of solar installations. Over time, the cost savings combined with these incentives often offset the initial installation costs, making solar energy an attractive long-term investment.

When Should You Replace Your Solar Inverter?

Solar inverters typically have a lifespan of 10 to 15 years, depending on the brand, model, and environmental factors. However, several signs may indicate it is time to replace your inverter. If your system’s energy production has noticeably decreased or you experience frequent shutdowns, your inverter may no longer be performing efficiently. Error messages or warning lights on the inverter display are also clear indicators of potential issues.

The Importance of Regular Maintenance on Your Solar Energy System

Regular maintenance and monitoring of your solar system can help identify these problems early and prevent further disruptions. Proactively addressing inverter replacement ensures that your solar energy system operates at peak performance, maximizing your investment over time.

You should also monitor your Solar Panels

While inverters are a critical component, it is equally important to monitor the condition of your solar panels. Physical damage, such as cracks, discoloration, or hotspots on the panels, can significantly reduce energy output. Accumulation of dirt, debris, or snow may also obstruct sunlight and hinder performance. Regular visual inspections can help detect these issues early and ensure that your panels are functioning optimally. If any abnormalities are observed, it is advisable to contact Solar Topps for further evaluation and repair. Maintaining the integrity of your solar panels is essential for sustaining the overall efficiency and longevity of your solar energy system.

How Can I Tell If My Solar Inverter Is Not Working?

Several signs may indicate your solar inverter is not functioning correctly. One of the most common is a lack of power generation, which can often be identified through your system’s monitoring software. If your energy production is significantly lower than usual, this could point to an issue with your inverter.

Look at the Physical Integrity of the Solar Inverter

Physical signs such as unusual noises or overheating of the inverter unit could indicate internal malfunctions. Inspecting the inverter for visible damage, such as corrosion or wear, is also an important step in diagnosing potential problems. If you suspect your inverter is faulty, contact Solar Topps for a thorough assessment is crucial to restoring your solar system’s functionality.

Check the Connections and Wiring of the System

Faulty or loose connections within the solar system can result in reduced efficiency or outages. Inspect all wiring associated with the inverter, ensuring there are no signs of fraying, corrosion, or poor connectivity. Pay special attention to the input and output connections on the inverter itself, as well as the cables linking the inverter to the panels and battery (if applicable). If you identify any issues, it is recommended to have a professional electrician or solar technician address them promptly to ensure safety and maintain system performance.

What are the Types of Solar Inverters?

String Inverters

String inverters are a popular choice for residential and small commercial solar systems. They work by linking a series of solar panels (called a “string”) to one inverter, which converts all the DC electricity from the panels into usable AC electricity. They’re affordable and pretty easy to install, but there’s a catch—if one panel in the string is shaded or not performing well, it can impact the performance of the whole system.

Microinverters

Microinverters are installed on each solar panel, converting DC to AC electricity directly at the panel. This allows each panel to operate independently, so one underperforming panel won’t affect the rest. While they cost more upfront, microinverters offer better efficiency and monitoring, making them ideal for systems with shading or varied panel orientations.

Power Optimizers

Power optimizers are used alongside traditional string inverters and are installed on individual solar panels. Their function is to optimize the DC electricity generated by each panel before transferring it to the central inverter for AC conversion. This technology offers a balance between the advantages of microinverters—such as enhanced performance in shaded conditions—and the cost efficiency of a string inverter.

Hybrid Inverters

Hybrid inverters, or multi-mode inverters, combine the functions of grid-tied and battery inverters. They let solar energy power your home, send excess energy to the grid, and store energy in a battery. Perfect for homeowners adding solar storage, hybrid inverters are flexible and growing in popularity as battery technology improves.

Off-Grid Inverters

Off-grid inverters convert DC electricity from solar panels or batteries into AC power for homes or businesses without grid access. Commonly used in remote areas, they often include features to manage battery charging and discharging. Choosing the right inverter depends on system design, budget, and energy needs.

Save More with Arizona’s Leader in Solar
Inverter Replacements Since 2009

Our team provides clear, transparent and honest answers and pricing to
help you know if getting your solar inverter replaced makes sense.

Real Reviews, Experiences and Savings

Michael Godfrey Google review

Michael Godfrey

star star star star star

Topp Notch! Great staff and service.

Google Review
Scott Batchelor Google review

Scott Batchelor

star star star star star

If you are ever interested in going solar I highly recommend Solar Topps! They were solid in every way from start to finish! Excellent communication and priceing! Everyone went above and beyond and I am so glad I finally went... Read More

Google Review
Sean Crisden Google review

Sean Crisden

star star star star star

Excellent communication and support. Installer technicians showed up on time, managed my expectations appropriately, and completed the job as expected. Additional calls for customer service and/or to answer questions were handled in a reasonable time frame and satisfactorily.

Google Review
John Tyler Google review

John Tyler

star star star star star

Quick update, they recently had a great deal on adding a Powerwall expansion pack. I took them up on that and it was a very simple process, the electrician was in and out in a few hours with no need... Read More

Google Review
Breck Parkinson Google review

Breck Parkinson

star star star star star

Great solar panel and battery install experience. Solar Topps provided great communication from start to finish, responded promptly to questions, showed up when they said they would, were very helpful and did exactly what they said they were going... Read More

Google Review
Vern Stephens Google review

Vern Stephens

star star star star star

I purchased the Enphase 10kW solar plus battery back-up. Im extremely happy with the workmanship and the results. My electric bill was cut by 85%. Solar Topps was wery attentive with excellent communication.Responded to issues and emails promply. They are... Read More

Google Review
Joel Schlachtenhaufen Google review

Joel Schlachtenhaufen

star star star star star

From design through installation and post-installation support, the Solar Topps team has been great! Their advice has been excellent and the installation was extremely smooth. I've appreciated the work, the timeliness of response, the quality of product and... Read More

Google Review
Kathleen Polich Google review

Kathleen Polich

star star star star star

We worked with Solar Topps to add Solar batteries to our existing Solar panels. They explained the process very well and answered our questions throughout the process. All of the personnel were friendly and knew what they were doing. Now we... Read More

Google Review
Tracy Pogue Google review

Tracy Pogue

star star star star star

Solar Topps has been great to work with. The communication is outstanding and they deliver on what they say they will do. The tech that was recently out was great as well. We used Titan solar in the past and... Read More

Google Review
Apostolos Hill Google review

Apostolos Hill

star star star star star

Solar Topps Merry crisply executed the installation of the Tesla powerwall and the solar panels to our complete satisfaction. They communicated with us throughout the entire process, walked us through what they were doing, assisted us and downloading the Tesla... Read More

Google Review
arun karthik Google review

arun karthik

star star star star star

Very good experience Solar Topps showed excellent technical and management skills. Work done well, on time, and clean. System is working as expected. Too early to judge its long term sustainability

Google Review
Denny Z Google review

Denny Z

star star star star star

Reasonable price for complete eval of system and fast replacement of defective part.

Google Review
Todd Michael Google review

Todd Michael

star star star star star

Really happy with their service. They are constantly monitoring our system. We had a small glitch with a faulty breaker and the were on it. It was repaired within 24 hours.

Google Review
Renewal Google review

Renewal

star star star star star

We are grateful for the help, patience, and professionalism shown to us by the staff at Solar Topps. They took the time to understand our concerns and financial needs, and they were able to engineer a solar plan that worked... Read More

Google Review
Philip Wooten Google review

Philip Wooten

star star star star star

Solar Topps recently (March, 2026) installed a new solar panel/whole home battery backup system on our home. The installation and City/SRP approval process took just three weeks, and went exceedingly smoothly. We're now enjoying our system, and have hardly used... Read More

Google Review
Dee Hersey Google review

Dee Hersey

star star star star star

We purchased a resale home with solar panels provided by Solar Topps. We called to set up monitoring which failed to communicate with us. For 2 months we believed the solar panels were working. After speaking to the owner we found the... Read More

Google Review
Corey Google review

Corey

star star star star star

I hired Solar Topps to install some solar panels on my roof in 2025, they did a phenomenal job. Excellent communication and they were very prompt to get things done. They will be my go-to if I ever need solar... Read More

Google Review
Eric Google review

Eric

star star star star star

The entire process of installation of my Solar System on my home was extremely professional. It did take patience as the process is lengthy, but Solar Topps kept me informed throughout and were very accommodating when it came to coordination... Read More

Google Review
Ruth Phillips Google review

Ruth Phillips

star star star star star

Very good customer service, took the time to answer all questions and followed up every step of the way. Installers and technicians were so polite and detail oriented

Google Review
JR Foerster Google review

JR Foerster

star star star star star

Solar Topps is great. They didn’t try and sell me a whole new system when all I needed was a new inverter. Two other solar companies tried to sell me a new system for over $30k. They installed the new... Read More

Google Review
Heidi Taveras Google review

Heidi Taveras

star star star star star

Solar Topps was great to work with! We never felt pressured into something we didn't need. They communicated with us and kept us updated throughout the process. The installation technicians were respectful and always left our property clean. We will... Read More

Google Review
Scott Thompson Google review

Scott Thompson

star star star star star

Solar Topps installed 35 Panasonic solar panels (14kW), and 2 Tesla Powerwalls at my residence. The overall sales and installation experience was exceptional. The Solar Topps indivduals that I came in contact with were professional, accommodating, and they... Read More

Google Review
Frederick Larsen Google review

Frederick Larsen

star star star star star

Very glad we went with them. Have friends who went with another company and our experience was seamless. My friends not so much. Always available and responsive. Installation was top quality. Passed our city, fire, and SRP inspections first time... Read More

Google Review
M Chase Google review

M Chase

star star star star star

Adding a battery to my 3-year-old solar system with Solar Topps was a fantastic experience. They timely handled everything from permits to inspections, keeping me informed. Their team's engineering skill, installation quality, and detailed explanations of the system were top-notch.... Read More

Google Review
Rakesh Ajwani Google review

Rakesh Ajwani

star star star star star

Great communication. Awesome job!

Google Review
William Ashburn Google review

William Ashburn

star star star star star

Great solar company! My installation for my roof top solar complete in 2016-17. Great job then and this year Enphase notified me that wireless gateway for reporting plant status was not reporting plant status and production output (there was... Read More

Google Review
Kevin Harney Google review

Kevin Harney

star star star star star

The Solar Topps team is very knowledgeable, professional and customer service driven. I highly recommend them!

Google Review
Michelle Hilgeman Google review

Michelle Hilgeman

star star star star star

Can't believe they got brand new solar installed in just over two months!!! This allowed us to take advantage of the tax credit before it expired. This is our second home in which we've used Solar Topps to install solar.... Read More

Google Review
Cptcoob Google review

Cptcoob

star star star star star

Solar Topps did a great job designing my system. I've had it for about a month now and I have nothing bad to say about the company, their employees or the product.

Google Review
Tom Joseph Google review

Tom Joseph

star star star star star

SolorTopps is your choice if you are looking to go solar. They werw tip notch at every phase of the process. They were fast, knowledgeable, polite, and they communicated well throughout the process. There was never an... Read More

Google Review
Neil Thomas Google review

Neil Thomas

star star star star star

Professionals all the way around. Made sure that nothing ever sat around waiting on them. Clean, solid work.

Google Review
Jacob Esho Google review

Jacob Esho

star star star star star

Solar Topps exceeded my expectations. The engineering team designed a system tailored to my home with precision and clarity, while the installation crew was professional, efficient, and respectful throughout the process. Their combination of technical expertise and customer care made... Read More

Google Review
Erik Foerstner Google review

Erik Foerstner

star star star star star

The team put together a fantastic system for my household. They were friendly, and professional when talking with them. And they provided updates throughout the whole process

Google Review
JK Ebner Google review

JK Ebner

star star star star star

I wanted to write this review to express my incredible appreciation for Solar Topps and their team. From start to finish, this experience has been an A+. Throughout the process, the communication has been superb and very responsive. I don’t... Read More

Google Review
James Fenske Google review

James Fenske

star star star star star

Great experience with Solar Topps installing 10.4 kW and a Tesla Powerwall 3. From the early sales proposals to the panels going live, their communication was top notch. Between city inspections, APS paperwork and getting equipment installed Solar Topps clearly... Read More

Google Review
Kyle Chalmers Google review

Kyle Chalmers

star star star star star

They installed my solar system 2 years ago and installed my battery just last month! I've been up and running without any issues and been saving a lot of money on my electricity bill so I appreciate all of their... Read More

Google Review
Moises Gallegos Google review

Moises Gallegos

star star star star star

I used Solar Topps to add a battery system to my existing Solar. Not only did they do a superb job of installation, they were instrumental in gathering information that was needed to property monitor my system. I wish I... Read More

Google Review
Steve Parker Google review

Steve Parker

star star star star star

Painless repair - had a microinverter issue and I am under warranty. The part was sent free of charge but I was advised there may be a technician charge of a couple hundred dollars for the install. Solar... Read More

Google Review
Jeremy Anderson Google review

Jeremy Anderson

star star star star star

It was excellent working with SolarTopps. The communication was frequent, timely, and clear throughout the process. The technicians arrived on time and communicated each step of the way. I’m extremely satisfied with their work.

Google Review
Howard Jones Google review

Howard Jones

star star star star star

It was a big job. I didn't expect a complicated project like this to go without a hitch... and it didn't. However, SolarTopps' people were there for every concern. The system's now been installed over two years and it's running... Read More

Google Review
Jason Storoschuck Google review

Jason Storoschuck

star star star star star

We recently had Solar Topps install our solar and couldn’t be happier. Their communication, friendless and follow-up were incredible. From the time we signed the contract until the system was up and running was extremely seamless. The owner Neal actually... Read More

Google Review
Tomasz Soltyszewski Google review

Tomasz Soltyszewski

star star star star star

Solar Topps – fantastic from start to finish. Very knowledgeable and dedicated team that went above and beyond to address all questions in the timely manner. They delivered on all promises and completed the project ahead of time. I’m very... Read More

Google Review

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