Southern California Edison isn't getting cheaper. Time-of-use rates have pushed peak electricity costs to some of the highest in the nation — and if you're running a multifamily building, a custom home, or even a single-family property in LA, you've felt it. The good news: a growing number of Los Angeles property owners have figured out how to fight back. The combination of a modern electrical panel upgrade and a battery storage system is consistently delivering 30–40% reductions in monthly utility bills. Here's exactly how it works — and how to know if your property is set up to take advantage of it.
At SKS Construction, we've been handling electrical panel upgrades across LA since 1987. Our in-house team manages everything from design through city submission and final sign-off — no subcontracted electricians, no finger-pointing between vendors. We've watched the battery storage conversation go from niche to mainstream, and we're building these systems every week.
Why Your Panel Is the Bottleneck
Most residential and small multifamily properties in LA were built with 100-amp or 125-amp electrical service. That made sense when homes ran on gas appliances, incandescent lights, and a handful of outlets. It does not make sense today.
A modern property running an EV charger, central air conditioning, a heat pump water heater, and standard household loads can push a 100-amp panel to its limit — and over it. When you add battery storage to that equation, a undersized panel doesn't just underperform. It becomes a liability. The battery system can't charge efficiently. Circuits trip. And the full economic benefit of stored energy never materializes.
The panel upgrade isn't an add-on to the battery system. It's the foundation. Without it, you're building on a cracked slab.
How Time-of-Use Rates Are the Real Problem — and the Opportunity
Southern California Edison's Time-of-Use (TOU) pricing structure charges you more for electricity during peak demand hours — typically 4 PM to 9 PM on weekdays — and significantly less during off-peak hours like overnight and early morning. On some TOU rate plans, the difference between peak and off-peak pricing is nearly 3x.
For most property owners, this is pure cost. You use electricity when it's expensive because that's when you're home — or when your tenants are. You have no ability to shift when you consume.
Battery storage changes the entire equation. You charge the battery overnight at off-peak rates — sometimes as low as $0.13–$0.16 per kWh. You discharge it during peak hours when Edison would otherwise charge you $0.40–$0.55 per kWh. The arbitrage is real, it's consistent, and it runs automatically. You don't manage it. The system does.
On a property running $600–$900 per month in Edison bills, that differential alone accounts for a significant portion of the 30–40% savings we see in practice.
The Battery Systems That Are Actually Worth Installing in LA
Not all battery systems are created equal, and the LA market has seen its share of undersized, poorly integrated units that don't deliver on their promises. Here's what our team evaluates before specifying a system for a client:
Usable capacity vs. rated capacity. Battery manufacturers advertise total capacity, but usable capacity — the amount you can actually draw without degrading the battery — is what matters. A 13.5 kWh system with 100% depth of discharge is more valuable than a 16 kWh system that limits you to 80%.
Continuous power output. Capacity tells you how long a battery can run loads. Power output tells you what loads it can actually handle simultaneously. Running a central AC compressor, refrigerator, and lighting simultaneously requires real power output — not just storage depth.
Integration with your panel and utility meter. A battery system that can't communicate with your panel and utility connection properly won't optimize its charge/discharge cycles correctly. The software layer matters as much as the hardware.
Warranty and degradation curve. Battery chemistry degrades over charge cycles. A system that retains 70% capacity after 10 years performs differently than one retaining 80%. These are not abstract numbers — they determine your 10-year return on investment.
The systems we install and recommend are fully integrated with upgraded panel infrastructure. The result is a unified electrical system — not a battery bolted onto an aging service panel with a prayer.
What a Panel Upgrade Actually Involves — and Why Doing It Right Matters
A panel upgrade isn't just swapping a box on the wall. In Los Angeles, it involves a licensed electrical contractor, a permit pulled with the City of LA Department of Building and Safety, coordination with Southern California Edison for service upgrade approval, and a final inspection before the new service is energized.
At SKS, we handle all of it in-house. Our team manages the city submission, Edison coordination, and inspection scheduling directly. We've done this hundreds of times across LA County. We know which inspectors are strict about which details, which Edison districts move faster on service upgrades, and how to write a scope that sails through plan check without corrections.
The panel sizes we most commonly install for battery-integrated systems:
200-amp service — the baseline for a single-family home adding battery storage and an EV charger. Sufficient for most residential applications with moderate loads.
400-amp service — the right spec for larger single-family homes, small multifamily properties, or any property with high-demand loads like a pool, hot tub, multiple EV chargers, or commercial-grade kitchen equipment.
800-amp service and above — appropriate for mid-size apartment buildings, commercial mixed-use, or any property where battery storage is being deployed at scale across multiple units.
Undersizing the panel to save money upfront is a false economy. You'll be back at the permit counter in three years when you add another EV charger or your tenant population changes.
Multifamily Properties: The Battery Storage Case Is Even Stronger
Single-family homeowners get the headline savings. Multifamily property owners get the math that changes how they think about the asset entirely.
In a multifamily building where common area electricity — corridor lighting, parking lot lighting, laundry room, elevator, HVAC in common areas — runs through a single master meter, the property owner absorbs every dollar of Edison's peak-hour pricing. There's no passing it to tenants. It's a straight operating expense.
A properly sized battery system on a multifamily master meter can offset peak-hour consumption for common areas and simultaneously provide backup power during outages — which in wildfire-prone LA has become a very real operational concern. Buildings that stayed lit during the 2025 grid events had battery backup. Buildings without it didn't.
For property owners thinking about long-term asset value, utility efficiency is increasingly appearing on buyer due diligence checklists. A building with a documented history of 35% lower utility costs and a modern 400-amp panel is a different asset than one with a 1970s 150-amp service and no storage.
IRA Incentives and LADWP/Edison Rebates: The Financial Stack
The federal Inflation Reduction Act extended the Investment Tax Credit (ITC) for standalone battery storage systems — meaning you don't need solar to claim it. As of current guidance, battery storage systems installed on residential and commercial properties may qualify for a 30% federal tax credit on installed cost.
California's SGIP (Self-Generation Incentive Program) provides additional rebates for battery storage systems, with higher incentive levels for properties in high-fire-risk zones and for equity-eligible customers.
When you layer the federal ITC, SGIP rebates, and ongoing TOU bill savings, the effective payback period on a combined panel upgrade and battery storage installation in LA typically runs four to seven years — on a system with a twenty-year useful life.
That's not a utility bill. That's infrastructure. And like any infrastructure, the owners who installed it five years ago are now the ones with the competitive advantage.
The Process: What It Looks Like Working With SKS
We start with a load analysis — reviewing your current Edison bills, existing panel condition, and property-specific demand profile. From there, we spec the right panel upgrade and battery system combination for your actual usage, not a generic package.
We produce a fixed-price proposal. The number we give you is the number you pay. No surprises after demo, no change orders for permit corrections, no "we found something in the wall" budget creep. Our in-house team handles every city submission, every Edison coordination call, every inspection.
From signed contract to energized system, most residential panel upgrade and battery installations run four to eight weeks. Multifamily projects with larger service upgrades run eight to twelve weeks depending on Edison's service connection timeline in your district.
Every installation ends with a commissioning walkthrough — we show you how to monitor the system, interpret the app data, and confirm the TOU optimization settings are dialed in for your specific Edison rate plan.
SKS Construction: 39 Years. In-House Engineering. Fixed-Price Electrical Work.
Shahab and Sam Shaolian run operations at SKS, and every client gets direct owner access. When you call with a question about your panel upgrade three months after installation, you're not routed to a call center. You reach someone who knows your job.
We've been doing electrical panel upgrades in Los Angeles since 1987 — long before battery storage was part of the conversation. Adding battery integration to our panel work was a natural evolution, not a pivot. The infrastructure knowledge was already there.
80% of our clients are repeat customers. That number doesn't happen by accident.
Get Your FREE Panel and Battery Storage Assessment
If your Edison bills are climbing and your panel was installed before 2000, you're leaving money on the table every single month. We'll review your current service, your usage profile, and your property's battery storage potential — at no cost, no obligation.
(818) 855-1181 | info@sksconstruction.com | sksconstruction.com
SKS Construction | Design | Engineer | Build | Since 1987
One contract covers panel upgrade, battery system, permits, Edison coordination, and city sign-off. Design through energization — under one roof.
