Solar tariffs with a virtual battery

We compare solar tariffs with a virtual battery so that any surplus energy you don’t use is stored as a credit balance and can be used when you need it most: at night, during the months with less sunshine, or even for other utilities. Find the one that gives you the best return on your self-consumption.

We work with leading companies in the energy sector and compare all offers with surplus supply on the market

Comparison of solar tariffs with a virtual battery

iberdrola

Iberdrola Solar with a virtual battery

With Iberdrola’s virtual battery, any surplus energy you do not use is stored as a credit and applied to your subsequent bills; in some cases, this even applies to the standing charge and other utilities. Ideal for self-consumers who generate more than they use during the day and want fully digital management.

Naturgy Solar with a virtual battery

Naturgy stores your surplus energy in a virtual battery so that you can make use of it at night or during months when generation is lower, without the need for physical batteries. A good option if your consumption is concentrated outside daylight hours.

naturgy

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¿Preguntas? Las respondemos

What is a virtual battery in a solar tariff?

It is a system that accumulates the value of the energy that your solar panels feed into the grid and which you do not use, storing it as a credit to be deducted from future bills. Unlike a physical battery, it does not store electricity, but money: the surplus from a sunny month can be used during a month with less sunshine or at night. It does not require the installation of any additional equipment.

It depends on your balance between generation and consumption. If you generate significantly more than you use during the day, the virtual battery prevents that surplus from being wasted and converts it into a usable credit. If your consumption already accounts for almost all your generation, simple net metering is usually sufficient and simpler. We’ll calculate this for free using your bill to recommend the right option for you.

It depends on the energy supplier. Some allow you to apply your accumulated credit only to your energy bill, whilst others also allow it to be applied to your standing charge and even to other contracts (such as gas or a second home). This is one of the most significant differences between suppliers, which is why it is worth comparing them before signing up.

With many tariffs, the credit has an expiry date (for example, it expires after a certain period or at the end of the year), whilst with others it remains valid for as long as you remain a customer. This is a key point to check, because credit that expires without having been used is effectively lost. We check this for you with every offer.

Several energy suppliers offer this service, including Iberdrola, Naturgy and Repsol, each with different terms and conditions regarding how the credit is accrued and applied. Not all of them use the same name for it, nor do they all work in the same way, so the term ‘virtual battery’ does not guarantee the same benefits. We compare the actual terms and conditions, not just the label.

Yes. The virtual battery is a contract-based service, not a piece of equipment: you don’t need to buy or install any batteries at home. All you need is to generate surplus electricity through self-consumption and sign up for a tariff that includes this option. The change won’t affect your installation, and we’ll handle it for you free of charge.

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