Tesla Powerwall 3

Tesla Powerwall 3 is the latest evolution in home battery storage, designed to work seamlessly with solar PV systems to maximise energy independence and savings. As accredited renewable energy specialists, Renewable Research and Development is proud to offer expert installation and support for the Tesla Powerwall 3 across the UK.

Key Features of the Tesla Powerwall 3

  • Increased Capacity: Powerwall 3 offers higher energy storage and output compared to previous models, making it suitable for larger homes and higher energy demands.

  • All-in-One Design: The integrated inverter and battery system streamlines installation and ensures optimal performance and reliability.

  • Backup Power: Provides uninterrupted backup during power cuts, keeping essential appliances and systems running.

  • Smart Integration: Works with solar panels to store excess energy for use at night or during periods of high demand, helping to reduce reliance on the grid.

  • App Monitoring: Real-time monitoring and control via the Tesla app, allowing users to track energy usage and system performance from anywhere.

Our Installation Process

  1. Consultation & 3D Solar Design
    We begin with a bespoke assessment of your property and energy usage, using advanced 3D design tools to model your solar and battery system.

  2. Quotation & Financing Options
    Receive a detailed proposal including system design, expected savings.

    Accredited Installation
    Our MCS, NAPIT, and TrustMark accredited engineers handle all aspects of installation, ensuring compliance, safety, and optimal system performance.

  3. Commissioning & Support
    Once installed, we commission your Powerwall 3 and provide full training on system use and monitoring. Ongoing maintenance and support are available for complete peace of mind.

Why Choose Us?

  • Experienced Team: Installing solar and battery systems since 2009

  • Quality Assurance: Only using certified products and installed by us.

  • Comprehensive Service: From initial design to aftercare and maintenance

  • Local Expertise: Serving Northamptonshire, Leicestershire, Bedfordshire, Milton Keynes, Cambridgeshire, Hertfordshire and beyond.

  • From 2009 to date we have installed over 6.5Mwh the size of about 18 football fields.

Get Started

If you’re considering a Tesla Powerwall 3 for your home or business, contact us for a tailored consultation and quotation. Unlock the full potential of your solar investment and take control of your energy future.

  • The Tesla Powerwall 3 is an advanced home battery system that stores energy from your solar panels or the grid. It provides backup power during outages and helps maximise your use of renewable energy.

  • Powerwall 3 offers increased storage capacity and output compared to previous models. It’s ideal for larger homes or properties with higher energy needs. We’ll provide technical details specific to your project during your consultation. Each battery is 13.5kw and you can add 3 expansion packs of 13.5kw.

  • Powerwall 3 integrates seamlessly with both new and existing solar PV systems. It stores excess solar energy generated during the day for use at night or when demand is high, reducing your reliance on the grid connection.

  • Yes. Powerwall 3 automatically detects power outages and provides uninterrupted backup, keeping your essential appliances running.

  • Absolutely. Its increased capacity makes it suitable for both residential and commercial installations, supporting larger loads and more demanding energy requirements.

  • Our accredited engineers manage the entire installation process—initial assessment, 3D system design, installation, commissioning, and aftercare. We ensure compliance, safety, and optimal performance.

  • Most domestic solar and battery installations do not require planning permission. We’ll advise you on any specific requirements during your consultation.


  • You can monitor and control your system in real time using the Tesla app, which provides detailed insights into energy production, usage, and storage.

  • We offer workmanship warranties on all installations. Powerwall 3 also comes with a manufacturer’s warranty. Full details will be provided in your quotation.

  • Contact us to arrange a bespoke consultation and quotation. We’ll assess your property, discuss your requirements, and provide a detailed proposal.

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