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If the pitch starts at your door and ends with "sign tonight for the special," sleep on it. The sun will still be there tomorrow; so will we.
Fast, Reliable Commercial Solar Installation Across Selma
Commercial solar installation in Selma typically runs $2.10-$2.75 per watt before incentives, so a 50 kW rooftop system lands between $105,000 and $137,500. Most projects take 4-8 weeks from signed contract to energized array, depending on PG&E interconnection queue and whether your building’s service panel needs an upgrade first. We’ve been doing this work across Selma for years, and we know the two things that catch local business owners off guard every time: tule fog and 100-amp legacy panels. Call us at (877) 550-6892 if you want straight numbers built off your actual usage, not a brochure.
Why Gus’s Solar Is Selma’s Preferred Commercial Solar Installation Company
We’re not a pop-up sales crew that parachutes into Selma for one season and disappears. Gus Petrakis puts his name on every job, and the phone rings to a live person, 24/7, not a voicemail system three states away. When a raisin packing shed off Highway 99 calls with an inverter fault at 7 a.m., Gus’s crew is the one answering. That matters in a town the size of Selma, where word travels fast and a bad contractor is common knowledge by Friday.
Our Selma customers get estimates built from their actual utility bills and current PG&E export rates, not a generic sales deck. We won’t pressure you to sign tonight. In fact, our standard line is: take two weeks, think about it, the price will be the same. If a salesman needs an answer tonight, the answer is no. That’s the L.O.C.A.L. code we run on: local roots, on time, community first, accountable, loyal. It’s not a slogan on a website. It’s how Gus has operated since he founded this company in 2011.
Our Commercial Solar Installation Services in Selma
Our Commercial Solar Installation team handles the full scope of commercial work across Selma, from small retail storefronts on Whitson Street to large agricultural buildings east of town. Every project starts with a roof inspection, a load analysis, and a system model that accounts for Selma’s fog season, not just its summer peak. Here’s what we do most often in this area:
Commercial Rooftop Solar
Most Selma commercial buildings have low-pitched roofs built in the 1950s through 1980s, which gives us generous south-facing square footage. But those same roofs often carry original 100-amp panels that trip when an inverter pushes full summer output. We’ve learned to check the service panel before we quote anything, because a $4,000-$8,000 upgrade can change the entire payback timeline and nobody likes finding that out mid-project.

Warehouse & Industrial Solar
Warehouses off Floral Avenue and along the industrial corridor near the Selma raisin processing plants run heavy daytime loads: forklifts, cooling fans, grading lines. A properly sized rooftop array can offset 70-90% of that daytime demand. The catch in Selma is the winter fog, which cuts daily production to under 2 kWh/m² for weeks at a stretch. We model December output into every warehouse proposal so your net metering credits cover the raisin-packing season, not just the July heat.

Solar Carport Installation
Carports make sense for Selma businesses with limited roof space or roofs that can’t take the structural load. They also shade employee vehicles during those 105°F+ summer afternoons when the asphalt on Golden State Boulevard gets hot enough to warp a dashboard. A 10-space carport array typically runs $38,000-$55,000, and it can be sized to offset a specific portion of your bill, like refrigeration or office HVAC.

Commercial Battery Storage
Solar Battery Storage & Backup - Selma is the fastest-growing request we get from local business owners. A FranklinWH or Tesla Powerwall system lets you store daytime production and draw it down during peak summer rates, which PG&E has pushed aggressively to 4-9 p.m. when the sun is fading. For Selma businesses that run evening shifts or cold storage, battery storage is often the difference between a 6-year payback and a 12-year one. Typical commercial battery systems in Selma start around $18,000-$27,000 per 13.5 kWh unit, installed with solar.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Selma
We install and service equipment from the brands Selma businesses already know: Tesla, Enphase, SolarEdge, and FranklinWH. We stock common microinverters, optimizers, and monitoring components locally, so when a SolarEdge optimizer fails on a 60 kW array, we’re not waiting on a shipment from Texas. If a system we didn’t install is underperforming, we’ll still come look at it. A free second opinion on any written estimate is standard around here, and if you call during business hours, a person answers. Not a ticket system.
Common Commercial Solar Installation Problems We See in Selma Homes
Commercial buildings in Selma share a set of recurring issues that a generic California solar company will not catch. We see these on nearly every initial walkthrough:
- 100-amp legacy panels stalling interconnection. A 1960s warehouse or storefront still running its original service panel can’t pass PG&E’s interconnection review once the inverter pushes full summer output. The array gets installed, the system waits for permission to operate, and the business owner sits for 3-6 months with rooftop panels generating nothing. We spot this before we quote, not after you’ve signed.
- Winter tule fog quietly wrecking the payback math. If a solar rep sizes your system on July peak production, your December bill barely moves. Selma’s tule fog season, roughly Thanksgiving through February, suppresses solar irradiance by 50-70% for weeks at a time. Systems have to be sized on annual averages, not peak-summer numbers that look impressive on a proposal but leave you with a true-up statement shock in spring.
- Raisin dust and valley haze accelerating panel degradation. Selma’s agricultural air carries fine particulates during harvest and packing season. On a low-pitched roof, that dust settles and bakes into the panel surface, which boosts the annual degradation rate unless a maintenance plan is written into the contract. We include a cleaning and inspection schedule in every commercial proposal because we know what a September harvest does to a rooftop.
- Low-pitched roofs trapping heat and reducing output. When Selma hits 105°F, panel surface temperatures climb past 160°F and thermal derating cuts production by 15-20% during the exact hours you need it most. We surface this upfront because customers who were sold on peak summer production blame the installer when their July bill is higher than the proposal projected. The fix is proper airflow design and honest performance modeling, not a higher wattage panel on paper.
Pricing for Commercial Solar Installation in Selma, CA
Here are real numbers for Selma’s market, not national averages that mean nothing on the ground. A 25 kW commercial rooftop array runs roughly $52,000-$68,000. A 50 kW warehouse system falls between $105,000 and $137,500. Ground-mount agricultural arrays start around $2.30-$2.60 per watt, so a 100 kW system for a raisin or stone-fruit operation runs $230,000-$260,000 before the federal tax credit and any USDA REAP grant money you might qualify for. Panel upgrades for those legacy 100-amp services add $4,000-$8,000. Battery storage runs $18,000-$27,000 per 13.5 kWh unit. What actually moves your total: roof condition, service panel ampacity, distance to the PG&E transformer, and whether you need ground-mount trenching. Every quote we give is built off your actual bill and your building, not a square-footage table. Bring me a bill, I’ll bring you the math. Call (877) 550-6892 for a free estimate, and take two weeks to think about it.
We Also Serve Cities Near Selma
If your business sits just outside Selma, we cover the surrounding valley towns too: Fowler, Parlier, Kingsburg, and Reedley. Same crew, same response time, same local understanding of Valley weather and PG&E interconnection. Wherever you are in Commercial Solar Installation in Selma country, we’ll come out, walk the roof, and give you honest numbers.
Serving Selma, CA - Our Local Coverage Area
We’re based in the Selma area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Commercial Solar Installation in Selma
Because Selma’s tule fog season, roughly Thanksgiving through February, cuts daily solar production to under 2 kWh/m² for weeks at a stretch, so a system sized on summer peak numbers will barely move your winter bill. We model December output into every proposal so your net metering credits cover your actual seasonal load, not just the July AC spike. If a quote doesn’t mention fog, the rep has never worked Selma. Call (877) 550-6892 and we’ll show you the December math on your own building.
Most of the time, yes, and we flag it before you sign anything. A 100-amp legacy panel can’t pass PG&E interconnection review once the inverter pushes full output, which stalls your permission-to-operate for months while the array sits dark. The upgrade costs $4,000-$8,000 and we handle the coordination with PG&E ourselves. Better to know on day one than discover it in month four.
They won’t stop working, but they will produce 15-20% less during the hottest afternoon hours because panel surface temperatures climb past 160°F and thermal derating kicks in. That’s the exact window when you need maximum output for air conditioning. We design for proper airflow under the array and model the derating into our production estimates so your bill matches the projection. Anyone who quotes only the day-one brochure number is setting you up for a July surprise.
Yes, and it’s one of the most common projects we do in the 93662 area. Raisin packing lines and cold storage run steady midday loads, which aligns well with solar production, especially outside the fog months. Selma EV Charger Installation and battery storage often make sense for cold storage because evening draw happens when the array isn’t producing. We model your actual facility load profile, including the seasonal packing calendar, before we size anything.
Standard panel degradation is about 0.5% per year, but Selma’s valley haze and harvest dust push it closer to 0.7-0.9% annually unless you keep the array clean. Panels on low-pitched roofs near agricultural roads collect more particulate, which bakes on during summer heat and accelerates wear. Our Solar Panel Cleaning - Selma maintenance plans include seasonal cleaning and annual output verification so that 25-year production number we quote actually holds up. Call (877) 550-6892 to talk through your roof and your bill.
If you own a commercial building in Selma and you’re weighing solar, call us at (877) 550-6892. We’ll walk the roof, read your PG&E bill, model the fog season honestly, and give you a number that holds. No pressure, no voicemail maze, no out-of-state call center. Just straight math from a local owner who has been doing this since 2011 and answers his own phone.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Selma since 2011.






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