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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 Solar Battery Storage & Backup Across Highland
If you live in Highland and you’re tired of watching your solar panels sit idle during SCE’s evening peak rates while your air conditioner runs full blast, we should talk. Solar battery storage in Highland typically runs $12,000-$18,000 installed for a single Tesla Powerwall or Enphase IQ Battery system, and our Solar Battery Storage & Backup team can usually be at your door within 24 to 48 hours for a quote. Highland’s combination of extreme summer heat and fire-zone rooftop rules makes battery backup a different math problem here than it is down in Fontana or Rialto, and we’ve spent years getting that math right. Call us at (877) 550-6892 and we’ll walk your actual SCE bill line by line.
We’re not a door-knocking sales crew. Gus Petrakis founded Gus’s Solar in 2011, and he still answers his own phone. When you call about battery storage in Highland, you’ll get a live person, not a call center three states away. We know this city, we know its roofs, and we know what happens when a 1990s tract home tries to run a whole-house backup system on a 100-amp panel.
Why Gus’s Solar Is Highland’s Preferred Solar Battery Storage & Backup Company
Highland homeowners call us because we’ve been honest with them from the first conversation. We’ve quoted battery retrofits for homes off Base Line, up toward the canyon mouths, and throughout the 92346 zip code, and the numbers we give are built off actual utility bills, not brochure estimates. Gus’s own crew does every install: background-checked, uniformed, and trained on the equipment we put on your wall. No subs, no strangers on your property.
We’ve built our reputation in Highland the slow way. A homeowner near Weaver Street called us after her 2019 solar-only system triggered a surprise SCE true-up statement showing she owed for heavy air-conditioning use on summer evenings. Our crew verified her 100-amp panel was maxed out, swapped in a 200-amp upgrade and a Tesla Powerwall 3, and reconfigured her Enphase microinverters for TOU self-consumption. Her next true-up was a $0 net metering credit, even with the mountain ridge shading her east roof planes until 9 a.m. in December. That’s the kind of result we aim for on every Highland job.
Response time to most Highland neighborhoods is same-day or next-day for estimates, and emergency calls get priority routing. We stock common battery components and inverter communication hardware at our Inland Empire office, so we’re not waiting on a warehouse in Phoenix when your system goes down in July.
Every job carries the 90-Day Done Right Promise in writing. If it’s not right, Gus comes back and makes it right. No fine print, no phone tree. That’s the L.O.C.A.L. standard we operate by: Local roots, On time, Community first, Accountable, Loyal.
Our Solar Battery Storage & Backup Services in Highland
Tesla Powerwall Installation
A Tesla Powerwall 3 installed in Highland typically runs $11,500-$14,500 before incentives, depending on whether your existing panel can handle the backup gateway or needs a service upgrade first. The Powerwall 3’s integrated inverter is a strong fit for Highland homes because it handles both new solar and battery backup in one unit, which matters when fire-zone setbacks limit how many panels you can install. We’ve put Powerwalls on 1970s tract homes and on newer builds near the foothills, and we’ll tell you honestly whether a Powerwall or an Enphase system makes more sense for your roof.

Enphase IQ Battery Installation
Enphase IQ Battery systems in Highland run $12,000-$16,500 for a typical 10 kWh setup, and they’re often the right call for homes that already have Enphase microinverters. The integration is cleaner, and the system degradation curve is gentler when your panels underproduce in winter due to ridgeline shading. If your existing array is Enphase-based, we can usually retrofit an IQ Battery without replacing your inverter hardware, which saves real money on a Highland install.

Whole-Home Backup Power
Whole-home backup in Highland means sizing batteries to carry your AC, refrigerator, well pump if you’re on one, and lighting through the hottest evenings. Most Highland homes need at least two Powerwalls or the equivalent Enphase capacity to realistically back up central air conditioning, which runs $22,000-$30,000 installed. We’ll pull your SCE usage history and show you exactly what a whole-home battery can and cannot run, rather than promising more than the chemistry can deliver.

Battery Retrofit for Existing Solar
If you already have solar panels and you’re staring at a true-up bill or getting crushed by TOU rates, a battery retrofit in Highland typically costs $13,000-$19,000 depending on whether your existing inverter can communicate with a modern battery gateway. This is the service we get called for most across Highland. Legacy string inverters from the 2010s often lack the communication protocols needed for Enphase or Tesla backup systems, which means a compatible inverter swap gets built into the quote. We’ve done enough of these to know exactly what to check before we give you a number.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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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 Highland
We install and service Tesla Powerwall, Enphase IQ Battery, and FranklinWH systems, and our team holds certifications that let us access manufacturer support directly when a Highland install needs firmware updates or warranty replacement parts. We keep common Tesla and Enphase components in local inventory, so a service call in Highland doesn’t turn into a two-week wait for parts. If your existing system was installed by another company, we’ll still service it. Brand loyalty to the installer shouldn’t mean getting abandoned when that installer stops answering the phone.
Common Solar Battery Storage & Backup Problems We See in Highland Homes
- 100-amp main panel trips and inspection failures. Highland’s housing stock is dominated by 1970s-1990s single-story tract homes, and a lot of them still carry original 100-amp service panels. When you add a battery inverter’s rapid shutdown and backup circuits, that panel often can’t pass inspection, forcing an unplanned 200-amp service upgrade mid-project. We identify this before we quote, not after we’ve opened your wall.
- Legacy inverters that won’t talk to modern batteries. Homes that went solar between 2010 and 2018 in Highland frequently have string inverters that lack the communication protocols Tesla and Enphase backup gateways require. The panels are fine, but the battery ends up stranded. We retrofit the inverter as part of the job and build that cost into the quote from day one.
- Undersized systems draining batteries overnight. Fire-zone setback rules above Base Line Street plus winter morning ridgeline shading can shrink effective generation by 25-30% compared to flatland cities. That means batteries get deep-discharged every night, and we’ve seen premature degradation in as little as four years. Proper sizing means accounting for how few panels Highland’s fire rules actually let you install.
- Azimuth mistakes on north-tier homes. Homes near the canyon mouths feeding down from the San Bernardino National Forest often have east-facing arrays that stay shaded until 9 a.m. in winter. If we don’t check your roof’s azimuth and the ridge line before quoting, we’re guessing. We don’t guess.
Pricing for Solar Battery Storage & Backup in Highland, CA
Here’s what we’re seeing across Highland in 2025, based on actual installs we’ve completed in the 92346 zip code:
- Tesla Powerwall 3, single unit: $11,500-$14,500 installed, before any SCE or federal credits
- Enphase IQ Battery 10 kWh: $12,000-$16,500 installed
- Whole-home backup (2+ batteries): $22,000-$30,000 installed
- Battery retrofit with inverter swap: $13,000-$19,000 installed
- 200-amp panel upgrade (if required): $3,200-$5,500, built into the quote when we see it’s needed
What moves the number in Highland specifically is whether your home sits in the High Fire Hazard Severity Zone above Base Line. That designation shrinks your installable array, which changes how much battery capacity you actually need to hit your offset goals. We pull your parcel’s FHSZ designation before we quote anything. Estimates are free, and the price we quote is the price you’ll pay. Bring me a bill, I’ll bring you the math.
We Also Serve Cities Near Highland
While this page is focused on Highland, our crews regularly work in San Bernardino, Muscoy, Redlands, and Loma Linda. If you’re in one of those cities and need battery storage or backup power, the same pricing and the same local crew applies. We know this end of the San Bernardino Valley well, and we don’t hand your job off to a subcrew from another county.
Serving Highland, CA - Our Local Coverage Area
We’re based in the Highland 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 - Solar Battery Storage & Backup in Highland
Highland’s northern neighborhoods above Base Line Street fall within CAL FIRE’s High Fire Hazard Severity Zone, which enforces mandatory rooftop panel setbacks that shrink usable array area by as much as 25-30% compared to flatland cities like Fontana. That means fewer panels generating less electricity, which means battery sizing has to be more conservative to avoid nightly deep discharges that degrade cells faster. We check your parcel’s FHSZ designation before we recommend a battery size, because it changes the math on how much storage makes financial sense. Call (877) 550-6892 and we’ll pull your designation for free.
Probably not, if it’s the original 100-amp panel. Most 1990s Highland tract homes were built with 100-amp service, and adding a Powerwall’s backup gateway, rapid shutdown, and battery circuits typically requires a 200-amp upgrade to pass inspection. We include that upgrade in the quote when we know it’s needed, so the price you see is the price you pay. A 200-amp upgrade in Highland runs $3,200-$5,500 depending on your meter location and panel condition.
In most Highland homes we’ve audited, yes, a battery paired with TOU self-consumption settings eliminates or dramatically reduces true-up bills. The real question is whether your existing inverter can communicate with a modern battery. If it’s a legacy string inverter from the 2010s, you’ll need a compatible inverter retrofit, which we build into the quote. Call us with your true-up statement in hand and we’ll show you the payback math on your actual usage, not a generic brochure.
Because homes near the canyon mouths feeding down from the San Bernardino National Forest get significant winter morning shading on east-facing roof planes until 9 a.m. or later. If your array faces east-northeast and we don’t account for that ridgeline, we’ll undersize your battery and you’ll drain it every night. We check the azimuth and the ridge line before we quote, because that’s the difference between a system that works and one that leaves you buying power from SCE at peak rates anyway.
On a typical 1970s-1990s Highland home, we’re seeing payback periods of 7 to 10 years for solar-plus-battery, assuming you’re on SCE’s time-of-use rate and your AC load is significant in summer. That’s longer than flatland cities because fire-zone setbacks shrink your array and ridgeline shading trims winter generation, but the battery’s job is to shift whatever you do generate into the evening peak. A $14,000 battery system that eliminates a $2,400 annual true-up bill pays for itself in under 6 years. Take two weeks. Think about it. The price will be the same.
If you’re ready to stop subsidizing SCE’s evening rates, call Gus’s Solar at (877) 550-6892. We’ll come out to your Highland home, look at your roof, your panel, and your actual bill, and we’ll give you a straight answer. If a salesman needs an answer tonight, the answer is no. We don’t work that way.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Highland and the surrounding San Bernardino Valley since 2011.






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