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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 Foothill Farms
Solar battery storage in Foothill Farms typically costs between $12,500 and $18,000 installed for a Tesla Powerwall 3, and $9,500 to $14,000 for an Enphase IQ Battery system, before any SMUD incentives. Most battery retrofits on older Foothill Farms ranch homes take two to three days, with the main panel upgrade included where needed. If your power goes out on a 105-degree August afternoon, that battery is the difference between a cool house and a hot one. Call Gus’s Solar at (877) 550-6892 for a free estimate based on your actual SMUD bill, not a brochure guess.
We’ve worked on enough homes along Andrea Boulevard, Elkhorn Boulevard, and throughout the 95842 corridor to know exactly what Foothill Farms battery jobs involve. Older panels. County permits. SMUD’s specific net billing rules. None of it surprises us.
Why Gus’s Solar Is Foothill Farms’s Preferred Solar Battery Storage & Backup Company
Gus Petrakis puts his name on every job and has been doing that since 2011. When you call our office, a live person answers. Not a voicemail. Not a ticket queue. You’ll get a straight answer about your battery question, and if we need to send someone to Foothill Farms, we’ll tell you when they’re coming.
Our crew works in Foothill Farms regularly. We know that the homes here, mostly built between the mid-1950s and early 1970s, almost always have original 100-amp panels that need a service upgrade before a battery can be interconnected. We know Sacramento County Building Inspection handles the permits here, not a city desk. And we know SMUD’s interconnection process backward, because we file these applications every month. If a contractor across town does not know the difference between SMUD and PG&E paperwork, that’s a red flag. We’re not that contractor.
Every solar battery job we do in Foothill Farms is covered by Gus’s 90-Day Done Right Promise. If something isn’t right, he makes it right. In writing. That’s not a slogan, it’s how the business runs.
Our Solar Battery Storage & Backup Services in Foothill Farms
Tesla Powerwall Installation
A Tesla Powerwall 3 installed in Foothill Farms runs about $12,500 to $18,000 depending on whether you need one unit or two, and whether a main panel upgrade is required. Most of the ranch homes in 95842 need that upgrade. Powerwall 3 handles whole-home backup well, and it pairs naturally with SMUD’s time-of-use rates because it can charge overnight when power is cheap and discharge during the 4-9 p.m. peak window.

Enphase IQ Battery Installation
The Enphase IQ Battery 5P is a good fit for Foothill Farms homeowners who already have Enphase microinverters on their roof. Installed cost in this area generally runs $9,500 to $14,000 for a single unit. These batteries are modular, so you can start with one and add capacity later, which makes sense on the smaller postwar lots where roof space and electrical room are both tight. You can start with one and add capacity later without replacing everything.

Whole-Home Backup Power
Whole-home backup in Foothill Farms means we size the battery for your air conditioner, because summer is when you’ll use it most. A typical two-ton AC unit on a 1960s ranch needs at least a 13.5 kWh battery to run through a four-hour outage. If you want to run the AC, the fridge, the well pump if you have one, and lights, we’ll design the system around your actual load. That math starts with your SMUD usage history.

Battery Retrofit for Existing Solar
Retrofitting a battery onto an existing solar array is common in Foothill Farms, because a lot of homeowners installed panels years ago when net metering was simpler and batteries were too expensive. If you already have SolarEdge or Enphase on the roof, we can add a compatible battery without redoing the whole system. Expect $11,000 to $16,000 for the retrofit, including the panel work most older homes need. Under SMUD’s current net billing structure, this retrofit is often what makes the original solar system actually pay off. This is one of our most common jobs in the 95842 corridor because the original solar systems were installed years ago, when battery economics did not make sense.

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 Foothill Farms
We install and service batteries from Tesla, Enphase, FranklinWH, and Panasonic. For Foothill Farms customers, that means we can usually bring the right parts on the first truck roll instead of ordering and waiting. If you have an existing system and want to know whether a FranklinWH aGate or a second Powerwall makes more sense, we’ll walk you through the honest math for both. No brand loyalty that costs you money.
Common Solar Battery Storage & Backup Problems We See in Foothill Farms Homes
Here’s what we run into most often on battery jobs and service calls in Foothill Farms:
- Backup circuits fail to engage when the original panel is overloaded. A 1958 ranch with a 100-amp panel and a modern battery transfer switch can trip at the worst moment. We typically upgrade the service to 200 amps before the battery goes in so the transfer switch operates cleanly when SMUD’s grid drops.
- Winter Tule fog starves the battery’s recharge. From mid-December through January, dense valley fog can cut daily solar production by 50-70% for weeks. If the system is sized for summer sun only, the battery never reaches full charge and you’re left without backup during a fog-season outage. We size Foothill Farms systems for valley weather, not just Sacramento summers.
- County permit rejection from skipped SMUD pre-approval. Sacramento County Building Inspection will reject an interconnection application if the contractor skips SMUD’s separate pre-approval step. That puts you back on the county’s plan-check calendar, which runs slower than the city desks. We file both tracks from day one.
- Undersized batteries on 1960s-era AC loads. Some installers quote a single small battery that can run lights and a fridge but not the air conditioner. In Foothill Farms, where summer highs pass 105°F, that’s not backup. That’s a warm house with a working refrigerator. We ask about your AC before we quote anything.
Pricing for Solar Battery Storage & Backup in Foothill Farms, CA
A single Tesla Powerwall 3 with installation in Foothill Farms runs $12,500 to $18,000. Enphase IQ Battery 5P systems run $9,500 to $14,000. Whole-home backup with two batteries typically lands between $22,000 and $32,000. These ranges include the main panel upgrade that most 1950s and 1960s ranch homes here require. If your panel is already 200 amps, subtract about $2,500. SMUD’s battery incentives can reduce your out-of-pocket cost, and we’ll file every form for you. Call (877) 550-6892 for an exact quote based on your usage. Bring us your SMUD bill and we’ll bring you the math.
Take two weeks to think about it. The price will be the same. If a salesman needs an answer tonight, the answer is no.
We Also Serve Cities Near Foothill Farms
If you live just outside Foothill Farms in North Highlands, Antelope, Citrus Heights, or Carmichael, we serve those areas too. Our Solar Battery Storage & Backup team runs the same county permit path and SMUD interconnection for the whole northeast Sacramento Valley corridor. If you’re in one of those communities, same crew, same pricing, same 90-Day Promise.
Serving Foothill Farms, CA - Our Local Coverage Area
We’re based in the Foothill Farms 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 Foothill Farms
Most Foothill Farms homes built between 1955 and 1975 still have their original 100-amp electrical panels, and a modern battery’s backfeed load will overrun them. The upgrade to 200 amps costs around $2,500 to $4,000 in this area and is required before the county will sign off on the interconnection. You cannot safely skip it, and a contractor who says you can is not doing you a favor. Call (877) 550-6892 and we’ll tell you whether your specific panel needs it.
SMUD’s net billing credits you far less for power you export during the day than it charges you for power you buy during the 4-9 p.m. peak window. A battery changes that equation because you can store daytime solar generation and discharge it during the peak instead of paying SMUD’s higher evening rate. In Foothill Farms, that arbitrage is often worth $900 to $1,400 per year depending on your household load.
Yes. We typically install a Smart Load Panel alongside the battery instead of rewiring every circuit. That lets the battery back up your whole home within the amp limit of the system, and it costs far less than a full rewire. On a standard 1960s ranch, the whole job including panel work, battery, and load panel runs $14,000 to $22,000. The work is done by Gus’s own crew, not handed off to a sub.
Foothill Farms sits on the Sacramento Valley floor, and from mid-December through January, dense Tule fog blocks the sun for days or weeks at a stretch. Daily production can fall 50-70% below what a generic summer-based estimate shows. We size Foothill Farms systems using real valley weather data, not the sunny-day numbers some online calculators will hand you.
Yes, they are separate fees on separate schedules. Sacramento County Building Inspection charges plan-check and permit fees for the battery installation, which typically run $400 to $900 in Foothill Farms. SMUD charges its own interconnection application and meter fees, usually $200 to $500. A contractor who quotes only one of those is not telling you the full price. Our quotes include both line items.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Foothill Farms since 2011.






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