Arizona’s Premier Solar + Battery Installer

Adding Solar Panels
to an Existing System
in Arizona

We’ve Produced Enough Power to Offset CO2 Emissions from

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14,753,116

Gallons of Gasoline Consumed

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6,021,680

Propane Tanks Used for Home BBQs

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15,837,018,400

Smartphones Being Charged

0.0335

Coal Power Plants Annually

0.3476

Natural Gas Power Plants Annually

What to Consider When Adding Solar Panels to an Existing System

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    Your Energy Usage

    Look at your household’s current electricity needs — including everyday usage and new demands like electric vehicle (EV) charging. If your energy use is rising (or you expect it will), adding panels can help you keep pace without relying more on the grid.

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    Your System’s Current Output

    Compare how much power your current system produces to how much you use. If there’s a gap — especially during peak hours — extra panels can help you cover the difference and avoid costly utility power.

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    Costs and Incentives

    Adding panels to an existing system is typically far more cost-effective than installing a brand-new setup. Plus state incentives and utility rebates can significantly reduce your out-of-pocket expense.

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    Long-Term Savings

    Every year, utilities raise their rates. Expanding your solar system now locks in more of your own power production and protects you from future price hikes — while potentially increasing your home’s value.

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Why Choose Solar Topps to Add Panels to Your System

As energy needs grow and utility rates continue to rise across Arizona, many homeowners are expanding their solar systems to keep up. Whether you’re charging an EV, adding new air conditioners, working from home, or simply using more electricity, your original system may no longer meet your household’s demand.

 

Expanding your solar system with Solar Topps is one of the smartest, most future-focused decisions you can make for your property, your wallet, and the planet. As Arizona’s most trusted solar experts since 2009, we’ve helped thousands of Arizonans maximize their solar investment by delivering high-efficiency panels, precision engineering, and expansion solutions tailored to each projects unique energy needs.

Worry-Free Experience

We don’t just install panels — we deliver a complete, worry-free experience. Our in-house team handles every detail: evaluating your existing system, designing a seamless integration, managing permits, completing expert installation, and providing ongoing monitoring and maintenance. Because we never outsource, you get consistent quality, faster timelines, and a single, dedicated partner you can trust for the life of your system.

Products Always in Stock

We are constantly evaluating how to bring more value to our customers. One of the ways we achieve this is by stocking our warehouse with premium products. While other companies may struggle with supply shortages and rising costs, we’ve secured premium panels at unbeatable rates—ready for immediate installation. Don’t wait for prices to go up—act now to protect your investment and start saving more with Solar Topps!

Excellent Warranties

Our warranties are among the strongest and most comprehensive in the industry. We stand behind every system we design and install, ensuring your investment is protected for the long term. From equipment and workmanship to performance guarantees, our coverage gives you true peace of mind—not just promises. With us, you’re not only getting premium solar solutions, you’re getting a partner committed to supporting you for decades.

We Trust the Best in the Industry Because That’s What You Deserve

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REC Alpha Pure Series Best-in-class design and technology

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REC Alpha Pure
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Panasonic Solar Panels Suitable for Arizona climate

battery
Panasonic Solar Panels

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.

What are the Benefits of Adding More Solar Panels?

Adding more solar panels to your system can lead to significant long-term savings. By generating more electricity on-site, you can significantly lower your reliance on the utility grid, reducing energy bills. Increased production may also qualify you for net metering, allowing excess energy to earn credits on future bills. Expanding your system can boost energy resilience, especially with battery storage, providing reliable backup during outages or peak demand while offering both financial and practical benefits.

Does adding more Solar Panels Benefit Arizonans?

Absolutely! Arizona’s climate, characterized by abundant sunshine, makes it an ideal location to maximize the benefits of solar energy system expansion. By adding more solar panels, residents can further capitalize on this renewable resource, achieving greater energy independence and contributing to a more sustainable future.

With the state’s various incentives, such as tax credits and rebate programs, the cost of increasing solar capacity is offset, ensuring a quicker return on investment. For homeowners and businesses alike in Arizona, the long-term savings and environmental advantages make solar panel expansion a strategic and impactful decision.

Does Adding More Solar Panels Help with Charging an EV?

Adding more solar panels can greatly help with charging an Electric Vehicle (EV) in Arizona. Increasing your solar system’s capacity generates more renewable energy during the day, reducing your reliance on grid electricity and lowering costs and your carbon footprint.

With enough solar capacity and a home battery, you can store excess energy for nighttime EV charging, maximizing efficiency and sustainability. Proper planning is essential to ensure your solar setup meets household and EV charging needs.

Does Adding Solar Panels Help with Property Taxes?

Adding solar panels to your property can have varying impacts on property taxes depending on local laws and regulations. Arizona offers tax incentives or exemptions for installing solar energy systems. These exemptions often mean that while solar panels may increase the value of your home, this added value is not subject to higher property taxes.

It’s important to research and understand your local tax policies in your Arizona City or consult with a tax professional to determine how solar panel installation might affect your property taxes. Taking advantage of these incentives can make transitioning to renewable energy more affordable and financially beneficial.

How Often Do Solar Panels Need to Be Cleaned?

Regular cleaning of solar panels is essential to maintain their efficiency and maximize energy output. The frequency of cleaning largely depends on the location and environmental conditions. For instance, solar panels installed in areas with minimal rainfall or high levels of dust, pollen, or bird droppings may require cleaning every few months.

We recommend visually inspecting panels periodically and cleaning them whenever significant dirt or debris is observed. Proper cleaning techniques, such as using non-abrasive materials and distilled water, can prevent damage and ensure optimal performance.

How Solar Topps Can Help with Regular Maintenance

Solar Topps offers comprehensive maintenance services designed to keep your solar panels operating at peak efficiency. Our team of experienced professionals ensures that your panels are thoroughly inspected and cleaned using safe, effective methods to help troubleshoot your solar energy system. By leveraging our expertise, we help identify potential issues early and implement solutions that extend the lifespan of your solar system.

Save More with Arizona’s Leader in Solar
Energy System Expansions Since 2009

Our team provides clear, transparent and honest answers and pricing to
help you know if adding more panels to your existing system makes sense.

Real Reviews, Experiences and Savings

Corey Google review

Corey

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
star star star star star

Great communication. Awesome job!

Google Review
William Ashburn Google review

William Ashburn

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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
Vern Stephens Google review

Vern Stephens

5 Rating
star star star star star

Very attentive, excellent communication.

Google Review
Erik Foerstner Google review

Erik Foerstner

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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

5 Rating
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
Vinod Sontineni Google review

Vinod Sontineni

5 Rating
star star star star star

We had a fantastic experience with solar TOPPS folks]. From the very first conversation, communication was prompt and straightforward. The crew showed up on time, worked efficiently, and finished the job exactly as promised — no delays or surprises. Everything... Read More

Google Review
George Worley Google review

George Worley

5 Rating
star star star star star

Everyone in Solar Topps is top notch. Professional installers very courteous throughout the whole installation process. On time, get right to the work at hand. Spends extra time ensuring any installation debris was cleaned up like they were... Read More

Google Review
Jason Google review

Jason

5 Rating
star star star star star

1 Year ago, you couldn't talk me into solar. I thought it was a scam. At the beginning of 2025, I started seeing videos about solar with a battery. I got interested. I got 9 quotes from... Read More

Google Review
loraine lambkins Google review

loraine lambkins

5 Rating
star star star star star

Solar Topps support was excellent, I actually got a human. I've had solar for a number of years no problem. A new modem and wifi needed to be connected. Support was extremely patient , for some reason my phone would... Read More

Google Review
Shelby Grossman Google review

Shelby Grossman

5 Rating
star star star star star

Solar Topps was just a total joy to work with. So careful, so communicative, everything was seamless. I got an impartial review of their bid and was told it was easily the best bid - not just on price but... Read More

Google Review
Don Larson Google review

Don Larson

5 Rating
star star star star star

Fixed problem quickly.

Google Review
gzemeida Google review

gzemeida

5 Rating
star star star star star

They help me with the connection issue I had and everything worked out great. Thanks for being so helpful and thanks for doing it quickly and considerably. Great job.

Google Review
Mark Ganley Google review

Mark Ganley

5 Rating
star star star star star

What an amazing company Neal their Engineer Gilbert one of their installers and numerous other people that were involved in putting in a very large solar system with Tesla power walls. We’re all amazing individuals that were highly skilled and... Read More

Google Review
Clarence Holland (High Desert Energy) Google review

Clarence Holland (High Desert Energy)

5 Rating
star star star star star

Overall workmanship and communication was to say the least incredible through the entire process I highly recommend these guys. They went over and above anything I could ever expect as far as communication to the entire process installation was less... Read More

Google Review
Brian Lovins Google review

Brian Lovins

5 Rating
star star star star star

SolarTopps was fantastic! From the initial consultation to the moment we turned on the system, their customer service was top notch. The installers were always punctual, and knowledgeable any time I had questions. The office staff was always gracious and... Read More

Google Review
Spencer Justus Google review

Spencer Justus

5 Rating
star star star star star

They gave me the most competitive offer, installed per plan and their technician went above and beyond to hard pipe my EV charger, mainly so everything went smooth on inspection, but he didn’t have to do that. I received my... Read More

Google Review
ruben gonzalez Google review

ruben gonzalez

5 Rating
star star star star star

Great company! I've had Solar Topps systems on two separate homes and have had great experiences with both. Any issue I've had has been promptly identified and addressed by them. Would highly recommend.

Google Review
Amy King Google review

Amy King

5 Rating
star star star star star

The customer support at Solar Topps is top notch. They helped me by walking through the process to reset my system and continued to monitor my unit until it was fixed. They are very responsive to any request for assistance.

Google Review
chase W Google review

chase W

5 Rating
star star star star star

Sean is very engaging, great customer service, answering questions and trying to help make the best choice wether it is with them or not he still wants to make sure your fully informed.

Google Review
Kiran Google review

Kiran

5 Rating
star star star star star

It was great working with solartopps. Solar Topps did an incredible job with our solar installation! Their team was professional, knowledgeable, and efficient from start to finish. The process was seamless, with clear communication.

Google Review

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