Inverter Repair and Replacement

Solar System Inverter Repair & Replacement Katy, TX

Houston’s First Choice for Dependable Roofing & Solar Solutions

What Are Roofing Customers Say About Us

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Alexander Gartley profile picture
Alexander Gartley
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I can’t say enough good things about Josh, Jacob, and the team. From the beginning, they were professional, responsive, and genuinely cared about helping us through the process. Jacob did an excellent job communicating and the roofing work itself was done quickly and with great attention to detail. The whole experience felt honest and personal, not just transactional. What impacted me most, though, was the heart behind this company. In the midst of a challenging season for our family, there was a misunderstanding on my part regarding payment and scheduling. Instead of responding with frustration, Josh responded with incredible kindness, prayed about it, and chose to bless our family in a way we will never forget! Their work is excellent, but even more than that, they lead with integrity, compassion, and generosity. It’s rare to find people who care this deeply about serving others well. We are incredibly grateful and would wholeheartedly recommend them to anyone needing roofing work done!
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Alex K profile picture
Alex K
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Worked with them in February on replacing a roof that was losing granules and had a couple spots binding up showing signs it need replaced in the next year. Were able to work with them on pricing to match comparable quotes. Were quick to mobilize once I wrote a check. Install took less than a day, covered yard well (only have found one or two nails in the driveway by where the disposal trailer was) Repaired/re-caulked a couple spots inside without even asking (one was a stray nail shoot into drywall ceiling and others were probably cosmetic prior from settling). Followed back up with any concerns, made sure malarkey warranty paperwork was completed and delivered.
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Megan Helzer profile picture
Megan Helzer
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Great and very prompt service! It was very easy to set up an appointment online, and I received emails and texts confirming the appointment. Polite and friendly, and I was sent before and after pictures of the roof work they did! 10/10!
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Keith Williams profile picture
Keith Williams
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Our salesman, Andrew Garay, and his crew, did a great job with our roof replacement. We have know Andrew for many years from our association with our children’s school, Faith West Academy. Coach Garay spent many years helping young people mature. We highly recommend Andrew for your next roofing project.
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Zackry Rose profile picture
Zackry Rose
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Andrew was my point of contact for this whole deal and I’m so glad I got him! Down to earth type of guy and very easy to communicate with. Their entire process was very easy to follow and the pricing was very upfront. They definitely give off a local company looking to provide for their community. Installation day was seamless, guys showed up and immediately got to work. Roof and the vents they installed looked great! These guys will go above and beyond for you if needed and that will always be appreciated by this guy! I would 100% recommend RTU to anyone looking to get ANYTHING roof related looked at!
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Richard Clinkscales profile picture
Richard Clinkscales
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RTU arrived on schedule to perform our roof inspection, tune-up and installation of a solar roof vent. Took about 6 hours and everything on the proposal was completed. They removed all of the debris from around the house and provided pictures of the improvements. This is a professional group whose focus is to make sure their customers understand the project and then deliver on the agreed terms.
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Christianna Bettis Photography
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From the beginning of them coming out to look at our roof to the completion, they were amazing. Great communication through the whole process! Helped with insurance and everything!! The difference is night and day of our roof and now when we drive by our house, we are proud of the choice to go with roofing technologies unlimited!
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Jane Weber profile picture
Jane Weber
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Selecting Roofing Technologies Unlimited for a roof repair in my home was an excellent decision. We found them Chat GPT when searching for a reputable roofing company that had favorable reviews. They recently completed the repairs and I want to recommend them as a company that not only does excellent work, but also as a company of great people of integrity. When Joshua came over to give us an estimate on the job, he immediately inspired confidence and trust that he knew what he was doing, could get the job done, and that he would do what he said. When we didn't know where to start, he took care of lining up everything that needed to be done. This was such a huge help to us. Character and trustworthiness are important to me, and I found these qualities in everyone I met in this company. Everyone was courteous and responded to all questions and requests in a timely manner. The repairs were done with professionalism and workmanship beyond my expectations. I recommend you consider them at the top of your list next time you need a new roof or any roof-related repairs.
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Dennis Perry profile picture
Dennis Perry
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Crew on time, Set-up quickly, Stayed focused during the job, Appeared to work safely, well priced, good clean-up, professional but friendly throughout.

Your panels are up there doing their job, but the power just isn’t showing up anymore. Maybe the app reads zero. Maybe there’s a red light blinking where a green one used to be. That sinking feeling is real, and you’re in the right place.

The inverter is the part of a solar setup most likely to quit before anything else does. We diagnose what’s actually wrong, then fix or replace it so your system starts pulling its weight again. Katy homeowners count on us to show up when we say we will and explain the problem in plain terms before any work starts.

Signs Your Solar Inverter Is Failing

The clearest tell is a drop in production. Your monitoring app shows less power than it used to, or nothing at all, even on a bright afternoon. A red or amber light on the unit, a blank display, or an error code on the screen all point the same direction.

Other warning signs are easy to miss until they aren’t. Listen for buzzing or humming that wasn’t there before, watch for the system shutting itself down and refusing to restart, and notice if your electric bill quietly creeps back up. Burn marks, a hot smell, or repeated tripping mean you should stop and call someone right away.

Heat is the number one reason inverters fail early, and Katy gives them plenty of it. Triple-digit summers are the main culprit, and a unit tucked in a hot garage takes the worst of it. Gulf Coast humidity wears down the capacitors inside faster than a milder climate ever would. If your unit is past the ten-year mark, age plus our weather is often the whole story.

How We Repair and Replace Inverters

We start with a hands-on look at the unit and the error it’s throwing. We check the display, pull the fault codes, and test what the panels are sending versus what the inverter is putting out. That tells us whether this is a component issue or a unit at the end of its life. Accurate troubleshooting is an important part of any solar energy system service in Katy TX because the inverter is not always the source of the problem.

If it’s a repair, we handle the failed part, whether that’s a capacitor, a cooling fan, or a communication board, and check that the system is producing again once the work is done. When the numbers point to replacement, we walk you through what a new unit means for your setup and your warranty so the choice is yours, not ours.

For a replacement, we size the new inverter to your system and install it to code. We check production through your monitoring app once it’s in, and we leave the site clean.

Inverter Repair and Replacement Cost in Katy TX

Pricing depends on the unit, so treat these as general market figures rather than a quote. Around Katy, inverter repairs commonly run from $400 to $1,500 depending on which component failed and how much labor it takes to reach it.

A full string inverter replacement usually lands between $1,500 and $3,500 installed, with larger or premium units sometimes reaching $4,000. Microinverters, the small ones behind each panel, often cost somewhere around $250 to $500 apiece to swap. Labor can add roughly $200 to $500 on top of the part itself.

What moves the price is the type of inverter and how big your system is. Whether the brand is premium and whether your warranty still covers the unit both factor in too. We give you the actual number before any work starts, so you know what to expect going in.

Why Choose Us

Roofing Technologies Unlimited is family-owned, started right here in Katy by brothers Joshua and Michael Keith. We’ve served the greater Houston area since 2022 and carry license numbers TMEL #51954 and TECL #31888.

Our reputation is built on 97 Google reviews and a 5.0-star rating, plus a BBB profile and a spot on The Good Contractors List. That’s not marketing talk, it’s homeowners telling you we returned the call, showed up when we said we would, and cleaned up after ourselves.

We don’t do bait-and-switch pricing or disappear after the check clears. You get honest advice on whether to repair or replace, and work we’re willing to stand behind in this community.

Restore Your Solar Production in Katy TX

A dead inverter doesn’t have to mean weeks of lost power and rising bills. Now you know the warning signs, what the fix involves, and roughly what the market charges around here. The next step is a real diagnosis from a local crew that will tell you straight whether you need a repair or a new unit. Reach out and we’ll get your Katy system producing again.

Don’t let a failing inverter keep your panels offline.

Call (832) 866-9595 now and we’ll get your Katy solar system back to full production.

Frequently Asked Questions (FAQs)

1. How do I know if my solar inverter is going bad?

Watch for dropping production in your monitoring app, a red or amber light, error codes, or odd noises from the unit. Any of those, especially on a unit past ten years old in our Katy heat, is worth a professional look.

2. How long does it take to replace a solar inverter?

Many residential inverter replacements can be done in a single day once the right unit is on hand, though timing depends on the part and your setup. We size it, install it to code, and check that your panels are producing again once the work is finished.