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Fast, Reliable Solar Battery Storage & Backup Across Mentone
If you’re in Mentone and tired of watching your refrigerator go dark every time Southern California Edison shuts off power for fire weather, battery storage is the fix. A properly sized solar battery keeps your well pump, lights, and medical equipment running through PSPS outages and summer peak pricing. Gus’s Solar installs and retrofits batteries across Mentone, including off Greenspot Road, along Highway 38, and up toward the foothills where CAL FIRE rules add a layer most valley contractors don’t see coming. Call (877) 550-6892 and bring us a bill. We’ll bring you the math on what backup actually costs here.
Why Gus’s Solar Is Mentone’s Preferred Solar Battery Storage & Backup Company
Mentone isn’t Redlands. That sounds obvious, but it matters when the permit on your battery job hits a CAL FIRE jurisdiction check because your lot sits inside the High Fire Hazard Severity Zone. We know which Mentone addresses trigger that review before we quote, not after the county pings us mid-permit. Gus Petrakis started this company in 2011 and still answers the phone himself. That means when you call about a battery retrofit on your 1960s ranch house near Crafton, you talk to the person whose name is on the truck.
Our crews work Mentone regularly. We know the 100-amp panels on mid-century homes off Mentone Boulevard. We know the wind that comes down Mill Creek Canyon and rattles hardware that valley installers thought was tight. And we know that when SCE calls a public-safety shutoff on a red-flag day, the families up here need their well pumps running more than the folks down on flat ground ever think about. One call brings Gus back. That’s the Solar Battery Storage & Backup standard we’ve held for over a decade, and it’s why Mentone homeowners keep our number.
Our Solar Battery Storage & Backup Services in Mentone
Tesla Powerwall Installation in Mentone
We install Powerwall 2 and Powerwall 3 systems throughout the 92359 zip code, and we quote them honestly. A single Powerwall 3 with gateway hardware in Mentone typically runs $15,500 to $18,000 installed before any tax credit. That number includes the MLO and load-center work most Mentone homes need. If your panel is older, we’ll tell you that too, before you’re committed to a contract. Take two weeks. Think about it. The price will be the same.

Enphase IQ Battery Installation in Mentone
For homes that already have Enphase microinverters, the IQ Battery 5P is often the cleanest path to backup. These units run about $4,200 to $5,800 per 5kWh module installed in Mentone, with most homes needing two or three to cover well pumps, refrigerators, and a few circuits. The modular design means you can start with one and add later, which matters when you’re already paying for a service panel upgrade on an older foothill property.

Whole-Home Backup Power in Mentone
Whole-home backup means your panel doesn’t have to choose between the AC and the freezer. In Mentone, that’s a real consideration during August heat and October wind events. A Tesla Powerwall 3 paired with a backup switch, or a FranklinWH aGate system, runs $18,000 to $22,000 for a typical Mentone home. On a high-fire-risk lot north of Greenspot Road, this is the difference between riding out a PSPS comfortably and sitting in the dark with a full freezer thawing.

Battery Retrofit for Existing Solar in Mentone
If you already have rooftop solar and watched your NEM 2.0 export credits get slashed under NEM 3.0, a battery retrofit is how you claw that value back. We recently retrofitted a Tesla Powerwall 3 on a ranch-style home off Greenspot Road. The existing 100-amp service had to go to 200 amps before we could pass final, and the interconnection application needed a rapid shutdown design that satisfied County Fire’s setback rules for the foothill slope. After the mid-permit jurisdiction check, we commissioned whole-home backup so the family could run their well pump and refrigerator through the next shutoff. In Mentone, that retrofit runs $13,000 to $17,000 depending on panel and gateway work.

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.
- 3
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 Mentone
Gus’s Solar works with the equipment we’d put on our own homes. That includes Tesla, Enphase, FranklinWH, and Panasonic battery lines. We don’t push the flavor of the month. For Mentone’s wind and heat profile, we lean toward Powerwall 3 and FranklinWH aPower for homes needing true whole-home surge capacity, and Enphase for homes wanting modular, incremental backup. We carry essential firmware tools and gateway parts for these brands, so service calls in Mentone don’t wait on a slow freight shipment from a warehouse in Texas. If we’re installing it, we’re stocking what it takes to fix it.
Common Solar Battery Storage & Backup Problems We See in Mentone Homes
- Mid-permit CAL FIRE surprises. The underlying problem is that Valley-floor contractors often quote Mentone addresses as if they were standard residential permits. On north and east Mentone lots the CAL FIRE jurisdiction check hits mid-permit, and weeks vanish while your battery’s placement is reworked to meet fire-code setbacks and ridge-clearance rules.
- Legacy panels that can’t handle battery start-up surge. Homes built in the 1950s, 1960s, and 1970s across Mentone frequently still carry 60 to 100-amp service. A modern battery and inverter needs headroom to start a well pump or AC compressor. If the panel isn’t upgraded during the original quote, the change order stings.
- Santa Ana wind stress on wall mounts and racking. Those gusts that come down through Mill Creek Canyon and across the foothills are notorious. Wall mounts and roof hardware need higher wind-rated specs than jobs just a few miles west in the flatter part of the valley; otherwise you will find loosened lag bolts and premature wear within a couple of seasons.
- Rapid shutdown compliance on sloped lots. Foothill properties with steeper pitches, common on the north and east sides of Mentone, require careful rapid-shutdown design that satisfies County Fire. A battery installed without that compliance layer fails inspection, and nobody wants to pay twice for the same wall.
Key Takeaways: Solar Battery Storage in Mentone, CA
- Expect $13,000-$22,000 for a typical battery installation or retrofit in Mentone, depending on brand, capacity, and panel work.
- HFHSZ lots need CAL FIRE sign-off. If you’re north or east of downtown, budget extra permit time and expect stricter placement rules.
- 100-amp panel? You’ll likely need an upgrade. Budget $3,500-$6,000 additional; we’ll flag it during the walkthrough, not after.
- Batteries pay back faster under NEM 3.0. Your old 1:1 export credits are gone. A battery shifts the math back in your favor.
- Free estimates, no pressure. Call (877) 550-6892. If a salesman needs an answer tonight, the answer is no.
How Much Does Solar Battery Storage Cost in Mentone, CA?
| Battery Service | Typical Mentone Price Range |
|---|---|
| Single Enphase IQ Battery 5P installed | $4,200 - $5,800 |
| Tesla Powerwall 3 with gateway (full install) | $15,500 - $18,000 |
| Whole-home backup system (Powerwall 3 or FranklinWH) | $18,000 - $22,000 |
| Battery retrofit for existing solar | $13,000 - $17,000 |
| 100-amp to 200-amp service panel upgrade | $3,500 - $6,000 |
These are honest numbers for Mentone’s market, not a brochure. What moves the price: your panel age (that 100-amp upgrade is real), whether your lot sits in the CAL FIRE High Fire Hazard Severity Zone (more plan-check time, stricter placement), and whether you want partial or whole-home coverage. We quote the year-25 output, not the day-one brochure number. Bring us a bill. We’ll bring you the math. Call (877) 550-6892 for a free estimate, and take as long as you need to decide.
We Also Serve Cities Near Mentone
While this page is about Mentone, our crews also work regularly in Redlands, Yucaipa, Highland, and Calimesa. Each area has its own permitting patterns and fire-code quirks, but the same no-pressure quoting and owner-accountable install standards apply everywhere we work.
Serving Mentone, CA - Our Local Coverage Area
We’re based in the Mentone 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 Mentone
Because much of Mentone sits inside CAL FIRE’s designated High Fire Hazard Severity Zone, which triggers additional California Fire Code requirements for panel setback, ridge clearance, and rapid shutdown that valley-floor cities like Redlands largely avoid. Your battery placement and roof design must pass San Bernardino County Fire review, not just Building and Safety. This typically adds two to four weeks to the permit timeline. We quote that in from day one. Call (877) 550-6892 for an estimate that already accounts for the HFHSZ layer.
Yes, if the battery and inverter are sized for the well pump’s surge wattage. A 1 to 1.5 hp well pump typically draws 1,000 to 2,500 watts running but can spike to 4,000 to 9,000 watts at start-up. That’s why many Mentone homes with wells choose a Powerwall 3 or FranklinWH aPower with strong surge capacity, often paired with a panel upgrade. We design around your actual pump specs, not a generic assumption. Call (877) 550-6892 and we’ll walk your system before we quote.
Technically yes, but almost certainly with a service upgrade to 200 amps first. The old 100-amp panels common in mid-century Mentone homes can’t safely handle the start-up surge of a battery inverter plus the existing household load. Budget $3,500 to $6,000 for that panel work on top of the battery itself. Any honest quote will show both line items up front. That’s how we do it.
Under NEM 3.0, the export credits your solar earns during midday are dramatically lower than what you were credited under NEM 2.0. A battery changes the arithmetic by letting you store midday production and use it during evening peak rates, which in SCE territory can reach $0.55 to $0.65 per kWh. For most Mentone homes, a battery cuts the effective payback period on a solar-plus-storage system by 2 to 4 years versus solar alone. We’ll model your actual bill and show the numbers before you decide anything.
If your home sits on the north or east side of Mentone where Santa Ana winds funnel down the mountains, yes. Standard wall-mount hardware rated for mild valley conditions is not enough for the repeated gust loading this area sees. We spec higher wind-rated racking and wall anchors on every Mentone install, not as an upgrade, but as the baseline. It costs a little more and it means the system stays where we put it. Call (877) 550-6892 for an exact quote on your home.
Contact Gus’s Solar for Solar Battery Storage & Backup in Mentone
If you live in Mentone and you’re ready to stop worrying about the next PSPS, call (877) 550-6892. A live person answers, 24/7, not a voicemail. We’ll talk through your home’s panel, your well pump if you have one, and whether your lot needs the CAL FIRE overlay. We’ll give you upfront pricing, a written estimate, and all the time you need to think about it. Gus’s name goes on the work. That’s the whole deal.
Written by Gus Petrakis, Owner at Gus’s Solar, providing solar battery storage and backup in Mentone since 2011.






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