Showroom open Monday to Friday 9am to 5pm. Plumbwise serve the South Wales region including Carmarthen, Swansea, Neath, Bridgend, Cardiff and Newport.

Battery Storage2026-02-05T10:58:42+00:00

Battery Storage

Maximise your solar installation. Get an FREE quote for battery storage.

Battery Storage. Take Control of Your Energy.

At Plumbwise, battery storage is about turning renewable energy into real, everyday savings. Generating power is only half the equation, storing it is where the value multiplies. Without a battery, excess solar energy is often exported back to the grid for minimal return. With the right storage system, you keep that energy and use it when you actually need it.

Designed and specified correctly, battery storage gives you greater control, resilience, and efficiency. It allows you to run your home on your own low-cost power during evenings and peak-rate periods, reducing reliance on the grid and protecting you from rising tariffs. Our design-led approach ensures the battery capacity, inverter setup, and usage strategy are aligned with your lifestyle, so performance and savings are maximised from day one.

The result is simple: smarter energy use, lower bills, and greater independence.

  • Store excess solar energy for use day and night
  • Reduce peak-time electricity costs and grid reliance
  • Increase overall system efficiency and self-consumption
  • Backup power during outages for added resilience
  • Faster return on investment from your solar PV system

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Frequently asked questions about battery storage

What is battery storage and how does it work with solar panels?2026-01-27T14:08:45+00:00

Battery storage allows you to store excess electricity generated by your solar panels instead of exporting it back to the grid. This stored energy can then be used later in the day or evening when your solar panels are no longer producing power, helping you maximise the benefit of your system.

Why should I add a battery to my existing solar PV system?2026-01-27T14:09:04+00:00

Adding a battery lets you use more of the energy you generate, reducing your reliance on the grid and lowering your electricity bills. It’s one of the most effective ways to increase the return on your solar PV investment.

Can Plumbwise install a battery with my current solar panels?2026-01-27T14:09:27+00:00

Yes. Plumbwise can assess your existing solar PV system and recommend a battery solution that is fully compatible. We carry out a full site survey and handle the complete installation process for you.

How much electricity can a battery store?2026-01-27T14:09:43+00:00

Battery capacity varies depending on your household usage and system size. Plumbwise designs each battery system to suit your home’s energy needs, ensuring you get the right balance of storage and performance.

Will a battery work during a power cut?2026-01-27T14:10:01+00:00

Some battery systems can provide backup power during a power cut, depending on the model and configuration. Plumbwise will advise you on the best options if backup capability is important to you.

Is battery storage safe to install in my home?2026-01-27T14:10:23+00:00

Yes. Modern battery systems are very safe when installed correctly. Plumbwise only installs high-quality, certified battery systems and all work is carried out by qualified engineers in line with current regulations.

How long do home batteries last?2026-01-27T14:10:39+00:00

Most battery systems are designed to last between 10 and 15 years, with performance warranties provided by the manufacturer. Plumbwise will talk you through lifespan, warranties and ongoing maintenance at the design stage.

Can battery storage help me save money on energy bills?2026-01-27T14:10:57+00:00

Yes. By storing your own solar energy and using it when electricity prices are higher, you can significantly reduce the amount of power you buy from the grid. Batteries can also be set up to charge during cheaper off-peak tariffs for even greater savings.

Does Plumbwise manage the full battery installation process?2026-01-27T14:11:19+00:00

Yes. Plumbwise provides a complete service including site survey, system design, project management and professional installation. We make the process simple and ensure your battery system is set up for maximum performance.

Is battery storage worth it for my home?2026-01-27T14:11:40+00:00

Battery storage is ideal for households that want to increase their solar self-consumption and protect themselves from rising energy costs. Plumbwise will carry out a full assessment of your property and energy usage to confirm whether battery storage is the right solution for you.