Free bill analysis - bring a power bill, get the production math for your actual roof, panel brands like Qcells and REC compared side by side
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 Marysville
Solar battery storage in Marysville typically runs $12,000 to $18,500 for a full Tesla Powerwall or Enphase IQ Battery installation, and most retrofits are completed in one to two days once PG&E approves the interconnection. If your Marysville home still has its original 100-amp electrical panel, expect a main panel upgrade to add $2,800 to $4,500 to that total, and plan for it before you sign anything. Gus’s Solar has been doing battery work here long enough to know that Marysville homes come with a specific set of issues, and we quote for the full job honestly from the start. Call (877) 550-6892 for a free estimate based on your actual PG&E bill, not a brochure number.
Why Gus’s Solar Is Marysville’s Preferred Solar Battery Storage & Backup Company
Gus Petrakis started Gus’s Solar in 2011, and he runs it the way a local business should be run: his name is on the truck, his phone number is published, and a live person answers calls 24/7, including nights when a Marysville homeowner discovers their backup battery didn’t kick in during a storm. We’re not a door-knocking outfit staffed by temps. Our background-checked, uniformed crew does the install work themselves. Nobody gets handed off to a subcontractor who’s never set foot in Yuba County before.
Marysville customers talk to us the way neighbors do. They tell us about the electrician who quoted one number over the phone and another at the kitchen table. They tell us about the national installer who vanished after the sale. Gus’s answer to all of that is simple: bring me a bill, I’ll bring you the math. That math includes the full year-25 output, not the day-one brochure figure. And every job, battery or otherwise, comes with the 90-Day Done Right Promise in writing. If it’s not right, Gus comes back and makes it right.
When a Marysville homeowner calls about a battery that isn’t charging or a backup system that tripped during a heat wave, we can usually be there the same day or the next morning. Our Solar Battery Storage & Backup team knows the 95901 zip code, the older bungalow and ranch stock inside the levee, and the specific ways PG&E and Yuba County’s AHJ handle older homes here. That local knowledge is the difference between a 60-day install and a 120-day stall.
Our Solar Battery Storage & Backup Services in Marysville
Tesla Powerwall Installation
A Tesla Powerwall 3 installed in a Marysville home typically runs $13,500 to $16,000 before any panel upgrade. The Powerwall’s seamless switchover matters here because Marysville’s summer heat pushes PG&E outages up, and the river confluence geography means this city can’t easily reroute power the way a sprawling suburb might. We wire the Powerwall to keep your essential circuits, or your whole home, running when the grid drops.

Enphase IQ Battery Installation
For Marysville homeowners with Enphase microinverters already on the roof, the Enphase IQ Battery 5P is a natural fit. A single 5P unit runs about $6,500 to $8,000 installed, and many Marysville customers start with one and add a second later. The modular design works well in the small electrical closets and cramped crawlspaces common to pre-1960s Marysville homes, where a large single-battery footprint often won’t fit.

Whole-Home Backup Power
Whole-home backup in Marysville means accounting for older wiring, a 100-amp panel, and the specific loads a family actually runs during an outage. A full setup, battery plus panel upgrade, typically lands between $18,000 and $26,000 for older Marysville homes. We size the system off your actual PG&E bill and your actual appliances, not a generic “average American home” template. If a salesman needs an answer tonight, the answer is no. Take two weeks. The price will be the same.

Battery Retrofit for Existing Solar
If you already have rooftop solar in Marysville, adding a battery is often the single smartest move you can make under NEM 3.0. Your panels still overproduce on sunny afternoons, but PG&E now pays you pennies per kilowatt-hour for that exported power while charging you peak rates when the sun is down. A retrofit lets you store your own daytime generation and use it at night. Retrofits in Marysville’s older homes typically run $10,000 to $15,000, including the panel work most of these houses need. We regularly coordinate the main panel upgrade and battery install as one job, so you’re not juggling two contractors and two timelines.

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.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Marysville
We install and service batteries from Tesla, Enphase, and FranklinWH, and we pair them with panels from Qcells, REC, and Panasonic depending on the roof and the budget. For Marysville customers, parts availability matters. We keep common Enphase and Tesla components in local stock so a failed charge controller or a dead communications module doesn’t mean waiting a week for a shipment from a distribution center three states away. When a Marysville homeowner’s battery stops cycling on a 105-degree afternoon, we want the fix in motion the same day, not “sometime next week.”
Common Solar Battery Storage & Backup Problems We See in Marysville Homes
- Skipped panel upgrades. Nearly every pre-1970 Marysville home still runs on a 100-amp panel. A battery connected to that service without an upgrade will trip the main breaker under load, leaving the house dark during an outage, the exact moment the homeowner needed backup the most.
- Fog-diminished winter charging. Dense tule fog blankets the valley floor from December through February and can suppress daily solar production significantly for weeks. A battery sized only for summer generation won’t recharge fully during those fog weeks, and the homeowner finds out during a January outage that backup power falls short.
- Old roofs under new racking. Marysville’s levee-enclosed housing stock is overwhelmingly pre-1960s. Installing battery and solar on a 60-year-old roof without a proper inspection leads to racking failures and leaks within the first rainy season. We check the roof before we quote, not after we’ve already mounted panels.
- PG&E load calculation delays. Yuba County’s AHJ and PG&E’s interconnection team flag nearly every pre-1970 Marysville address for a load calculation review before issuing permission to operate. Missing that review is the single biggest cause of install timelines stretching from 60 days to 120 in this market. We schedule it early, on purpose.
Pricing for Solar Battery Storage & Backup in Marysville, CA
Here’s what Marysville homeowners should expect to pay, based on current local market rates:
- Tesla Powerwall 3 installation: $13,500 to $16,000
- Enphase IQ Battery 5P (single unit): $6,500 to $8,000
- Battery retrofit for existing solar: $10,000 to $15,000
- Main panel upgrade (100-amp to 200-amp): $2,800 to $4,500
- Whole-home backup with panel upgrade: $18,000 to $26,000
What moves the number within those ranges? The age of your panel, the condition of your roof, the distance from your meter to your electrical closet, and whether you want whole-home coverage or just essential circuits. We quote the year-25 output, not the day-one brochure number. Call (877) 550-6892 for a free estimate built off your actual PG&E bill. No signature wanted tonight, no pressure, no national-installer games.
We Also Serve Cities Near Marysville
If you’re in Linda, Olivehurst, South Yuba City, or Tierra Buena, we’re already working in your neighborhood. Gus’s crew serves the whole Marysville area and the surrounding Yuba County communities, with the same flat, honest pricing and the same 90-Day Done Right Promise on every job. Same-day response to Marysville and nearby towns is the standard, not the exception.
Serving Marysville, CA - Our Local Coverage Area
We’re based in the Marysville 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 Marysville
If your Marysville home was built before 1970 and still has its original 100-amp electrical panel, almost certainly yes. PG&E’s interconnection team will not approve a battery on a 100-amp service without a load calculation review, and that review nearly always requires an upgrade to 200 amps. Budget $2,800 to $4,500 for the panel work, and don’t trust a quote that omits it. Call (877) 550-6892 and we’ll check your panel before we quote, so there are no surprises.
Dense tule fog suppresses solar production from December through February, sometimes for weeks at a stretch, and that seasonal dip must be built into your payback projection. A battery sized correctly for Marysville accounts for reduced winter charging while still capturing the strong summer yield that comes with 270-plus sunny days. We run the numbers off your actual PG&E bill, including the fog months, not a generic California average.
A whole-home backup system with a properly sized battery and a modern 200-amp panel will keep your entire Marysville home running through most outages. If you’re on a 100-amp panel, the battery will only cover essential circuits until the panel is upgraded. We’ll tell you exactly which appliances and rooms your system will power before you sign.
Yes. We retrofit batteries onto existing solar systems in Marysville regularly, regardless of who installed the original panels. The main considerations are your inverter type, your panel’s age, and whether your electrical panel can handle the added load. We recently retrofitted a 1950s ranch home near Ellis Lake with an Enphase IQ Battery 5P after the homeowner’s aging 100-amp panel failed PG&E’s load calculation review. Our crew coordinated the panel upgrade and battery install in a single visit, keeping the project on a 60-day timeline.
Under NEM 3.0, PG&E pays Marysville solar owners much less for the power they export to the grid during sunny afternoons, which means storing that power in a battery for evening use is worth far more than it was under the old rules. A battery shifts your solar from “sell low, buy high” to “generate, store, use.” For most Marysville homeowners with existing solar, that’s the single fastest way to cut a PG&E bill in half. Call (877) 550-6892 and bring us a bill. We’ll show you the math.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Marysville and Yuba County with solar battery storage and backup since 2011.






Before
After
Before
After
Before
After