One of the biggest misconceptions homeowners still have in 2026 is this: Can I just install solar panels without a battery and still save money? A few years ago, the answer was yes. Today, the answer is almost always no. The reason has nothing to do with solar not working. Solar still works extremely well. The reason is that the way you get paid for your extra energy has completely changed. If you are looking at solar today and trying to decide between solar only or solar with battery, you need to understand how the math works now, not how it worked five years ago.
How Solar Used to Work
To understand why solar only systems no longer make sense in most cases, you have to understand how things worked before. Under Net Metering 1.0 and Net Metering 2.0, the grid acted like your battery. When your solar system produced more power than your home needed during the day, that extra power went back to the grid. In return, you received credits. And those credits were valuable. In many cases, they were equal or very close to what you would pay for electricity. So, if you exported power during the day and got a credit for it, you could use that same credit at night when your system was not producing. You were essentially using the grid as free storage. Because of that, solar only systems made perfect sense. You did not need a battery. The utility was handling that part for you.
What Changed with Net Billing for Energy
Everything changed in April of 2023 when California moved to Net Billing, also known as NEM 3.0. The biggest change was how export credits work. Instead of getting near retail value for the power you send to the grid, you now get significantly less. In most cases, export rates are around 3 to 5 cents per kilowatt hour during the majority of the year. At the same time, the cost to buy electricity from the utility is still high. In many areas, you are paying around 40 to 45 cents per kilowatt hour depending on the time of day. So now you have a huge gap. You are selling power for 3 to 5 cents. You are buying power for 40 to 45 cents. That completely changes the equation.
Why Solar Only Systems No Longer Make Sense
Let’s walk through what happens with a solar only system today. During the day, your solar system produces electricity. Your home uses what it needs first. But most systems are designed to produce more than your home is using at certain times of the day, especially in the middle of the day when the sun is strongest.
So, what happens to the extra power? It goes to the grid. And when it goes to the grid, you get paid those low export rates. That means you are sending valuable energy away for very little return. Then nighttime comes. Your solar system stops producing. Your home still needs power. So now you start pulling electricity from the grid again.
And when you pull that power, you are paying full retail rates. So, think about what just happened. You sold power for a few cents. Then you bought it back for over ten times that amount. That is why solar only systems are no longer the best financial option. The math just does not work anymore.
The Solar Strategy Has Changed
The goal of solar has changed. It is no longer about sending power to the grid and getting credits. It is about keeping your power. The entire strategy in 2026 is based on one idea. Reduce how much you rely on the grid as much as possible. Instead of exporting your excess energy, you want to store it and use it later. That is where battery storage comes in.
How Solar with Battery Storage Works Today
When you install solar with a battery, everything changes. During the day, your system still produces electricity. Your home still uses that power first. But now, instead of sending excess power to the grid, it goes into your battery. The battery stores that energy until it is needed.
Then at night, when your solar system stops producing, your battery takes over. Instead of pulling power from the grid, your home uses the energy you stored during the day. That is the key difference. You are no longer selling low and buying high. You are producing, storing, and using your own energy.
Why Solar Battery Storage Creates Increased Savings
When you use a solar and battery system the right way, you are avoiding the most expensive electricity. That is what drives savings. The more you can reduce your grid usage, the more you reduce your exposure to high utility rates. In most properly designed systems, the goal is to reduce grid usage to under 5 to 10 percent of your total annual consumption. That means almost all of your electricity is coming from your own system. That is where the real financial benefit comes from.
The Importance of Proper Solar Battery Sizing
Just having a battery is not enough. It has to be sized correctly. If the battery is too small, it will fill up quickly during the day and any extra power will still be sent to the grid. Then at night, it will drain too quickly, and your home will go back to pulling from the grid. That reduces your savings.
The battery needs to be large enough to store the excess energy your system produces and carry your home through the night. In most cases, what we see works best is sizing the battery at about 2.5 to 3 kilowatt hours of usable storage for every 1 kilowatt of solar installed.
That ratio helps ensure that:
- You are capturing your excess production
- You are using that energy at night
- You are minimizing grid reliance
Why Installers Recommend Solar with Batteries
This is why most installers today recommend solar with battery as the standard option. It is not about selling more equipment. It is about making the system actually perform the way homeowners expect. When someone goes solar, they are trying to solve a problem. They want to lower their electricity costs. If you install a system that still relies heavily on the grid, you are not solving the full problem. You are only reducing it. A properly designed solar and battery system is what allows you to take control of your energy.
Common Misconceptions About Cost
Some homeowners think solar only is cheaper, so it must be the better option. But that only looks at the upfront cost. It does not look at the long-term cost of how the system performs. If a solar only system causes you to continue buying a significant amount of electricity from the grid at high rates, your long-term cost is higher. A solar and battery system may cost more upfront, but it reduces your ongoing electricity costs much more effectively. When you look at the full picture, the value is stronger.
What Makes Sense in 2026?
So, can you still install solar without a battery? Yes. Does it make financial sense in most cases? No. The way solar works has changed. Under older programs, solar only systems worked because export credits were high. Today, those credits are low, and the strategy has shifted. The goal is no longer to send power to the grid. The goal is to keep your power and use it yourself. That is why solar with battery has become the standard.
Solar in 2026: Generation and Usage Matters
If you are considering solar in 2026, the most important thing to understand is this: Solar is not just about generating power anymore. It is about controlling how that power is used. When you install solar with a properly sized battery, you are producing your own electricity, storing your excess energy, using it when you need it most, and reducing your reliance on the grid. That is what makes solar work in today’s market. The systems that perform the best are the ones designed around that strategy.
Ready to learn more? Contact Supreme Solar to schedule a consultation with our Fresno solar installers. We can help you determine what is best for your home.