Home solar in the East Valley's largest city

Solar Panel Repair in Mesa, AZ

Diagnosis and repair for rooftop systems that stopped producing, plus the utility steps that come with changes.

Free written estimate after we look at the roof, the inverter and your production numbers
Itemized pricing: parts, labor, permit and utility paperwork each on their own line
Utility and permit paperwork filed where SRP, the City of Mesa or the county requires it

Getting a Mesa System Back to Full Output

Most calls for solar panel repair in Mesa start the same way: the monthly bill crept up, the monitoring app shows a flat line, or the inverter is blinking a fault code nobody can translate. Mesa covers about 139 square miles and runs roughly 18 miles from Price Road to Meridian Road, so local systems range from older setups with one string inverter on the garage wall to newer arrays with a microinverter under every panel. The fix depends on which one you have.

Heat is the main stress on equipment

Mesa sits at 1,326 feet with a hot desert climate. July's average daily high is close to 106 degrees, and the city's record is 121. Panels themselves handle sun well, but the electronics that convert their power do not love long stretches of heat. String inverters mounted on a west-facing garage wall, and microinverters tucked under hot panels, are the parts most likely to need repair or replacement. Connectors and wiring that bake for years can also loosen or crack, which shows up as one string or one panel producing less than its neighbors.

What a repair visit covers

Reading the inverter or gateway error history and the monitoring data
Testing each string or panel for voltage and current so the weak spot is found, not guessed
Checking connectors, junction boxes, conduit and rooftop wiring for heat or animal damage
Looking for cracked glass, hot spots and loose racking
A written explanation of what failed and what we recommend

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Which utility you are on matters

Mesa is unusual because the city runs its own electric utility. City of Mesa Electric serves a bit over 18,000 homes and businesses in about 5.5 square miles centered on downtown, and it has its own solar program. Outside that area, your bill will name a different provider, often SRP. If you are an SRP customer, SRP asks that changes to an existing, commissioned solar or battery system go through its PowerClerk portal with as-built drawings of the current setup. When a repair changes equipment, we tell you whether that step applies and prepare the drawings.

Older neighborhoods and historic districts

Mesa has eight locally designated historic districts, including Evergreen, Robson, Temple and West Second Street. Changes to locally designated historic properties go through a Certificate of Appropriateness review. Swapping a failed inverter on a side wall is rarely an issue, but moving panels or adding equipment that is visible from the street can be. If your home is in one of those districts, call the city's historic preservation office before we change anything you can see from the sidewalk.

When the roof needs work first

A leaking tile or shingle roof under an array is a common Mesa problem. We take the panels down, label every module and wire run, store them safely, and reinstall once the roofer is done. Call (602) 833-7492 and tell us the roof type and how many panels you have.

Mesa Facts That Affect Your Solar

Two kinds of utility. City of Mesa Electric serves over 18,000 customers in about 5.5 square miles around downtown; the rest of the city is served by other providers.
Summer heat. July's mean daily maximum is about 105.9 F and the record high is 121 F, which is hard on inverters and wiring.
Storm season rain. Mesa averages 10.76 inches of rain a year, and July, August and September each average more than an inch.
Historic districts. Eight locally designated historic districts use a Certificate of Appropriateness review for changes to designated properties.
City-owned power since 1917. Dr. A. J. Chandler widened the Mesa Canal in 1895 to power a plant, and the city bought that utility company in 1917.

Our Services in Mesa, AZ

Mesa Questions

My inverter shows a fault but the panels look fine. Is it the inverter?

Often, but not always. A ground fault, a damaged wire or a failed connector on the roof can make a healthy inverter shut down to protect itself. We test the strings before recommending any replacement.

Do I need to tell my utility about a repair?

A like-for-like part swap usually does not change your interconnection. Changing the inverter model, adding panels or adding a battery is a modification, and SRP customers go through its change process. City of Mesa Electric customers should check with the city's energy office.

Can you work on a system someone else installed?

Yes. Some Mesa systems were installed by companies that have since closed or stopped servicing them. Bring whatever paperwork you have, and we will document the rest during the visit.

Free Estimates in Mesa, AZ

Tell us what your monitoring shows and we will set up a diagnostic visit in Mesa.

Call (602) 833-7492 Free Estimate