Why install a home battery storage system?

A battery system lets you use the electricity you generate rather than exporting it back to the grid at a fraction of the buying rate.
  • Reduce your electricity bills

    Pairing battery storage with solar PV can save a typical household £600 to over £1,000 per year in avoided grid electricity costs.
  • 0% VAT on qualifying installs

    Qualifying residential battery installations currently attract 0% VAT until March 2027, reducing your upfront cost significantly.
  • Protection against power cuts

    A 10kWh battery system provides enough backup capacity to cover most UK grid outages, which typically last between 2 and 6 hours.
    MCS-accredited installers

    Professionally installed to MCS and RECC standards

    LGS holds MCS and RECC accreditations, meaning every battery installation we carry out meets the industry standards required for compliance, manufacturer warranty validity, and eligibility for applicable government schemes. All work is backed by our 2-year labour guarantee and £2 million public liability insurance cover.

    Trusted across Sussex

    Battery storage installation across Brighton, Hove, Crawley and Haywards Heath

    LGS have been serving clients across East and Wessex since in business since 2009. We carry out a full site survey before any installation, ensuring your battery system is correctly sized for your household’s energy usage, solar generation output and preferred tariff structure.

    Compatible with existing solar systems

    Retrofit battery storage solutions for your current solar PV setup

    Many existing solar panel systems can be upgraded with battery storage. Our engineers assess your current inverter compatibility and energy usage before recommending the right solution. Standalone battery systems are also available for homes without solar panels, allowing grid off-peak charging at lower electricity rates.

    Transparent pricing

    Honest, fixed quotes with no hidden costs

    Domestic battery system installations in the UK typically range from £3,000 to £10,000 depending on capacity, brand and system complexity. LGS provides free, itemised, fixed quotes following your home survey so you know exactly what you are paying before any work begins.

    How It Works

    Thinking about upgrading your heating, cooling or energy system? Here is exactly what to expect when you book with LGS, from first contact to a fully commissioned installation.

    • Initial Consultation and Assessment

      A qualified LGS engineer visits to check your property’s suitability, discuss your needs and outline likely costs and available grant funding.

    • Detailed Survey and System Design

      If suitable, we return for a full survey, from room-by-room heat loss calculations to solar roof and air conditioning assessments, to design the right system.

    • Installation and Certified Commissioning

      Our certified engineers install and commission your system, providing all paperwork for warranties, building regulations and grants.

      Hear From Our Customers

      Take a look at what our happy customers have to say about our work.

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        Battery storage installation: common questions

        Everything you need to know about home battery storage installation from your local Sussex-based MCS-accredited team at LGS Plumbing & Heating.

        Still have questions?
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