Homeowner Blog

Luke Pemberton

Having dipped his hands in a great variety of tasks at Spirit, as his vague title would suggest, from revamping the website, to video editing, to technical design, never shying away from a novel challenge or chance to test himself.

Recent Posts

Tesla Powerwall 3 Expansion Packs - Expand Your Home Battery Storage

Luke Pemberton · 28 Feb 2025

Tesla’s long-awaited DC expansion packs have now arrived, and at Spirit Energy we’re proud to offer them as an affordable way to boost your Powerwall 3 system. Priced at around £5200 per unit, these DC expansion packs provide additional battery storage without the need to install another full Powerwall 3. In this blog, we’ll explain what these expansion packs are, their key features, installation options, and how they can benefit your home energy storage setup.

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Topics: Battery storage, Tesla Powerwall

Wall Mounted Solar Panels - How do they compare to roof mounted?

Luke Pemberton · 24 Feb 2025


When most people think of solar panels, they picture arrays neatly fitted on a roof or sprawling across a field. However, there’s another equally innovative option that’s been gaining traction – wall mounted solar panels. At Spirit Energy, we’ve successfully installed several wall mounted systems, including a recent project in Buckinghamshire where 18 panels were strategically split between south and west facing walls.

Covered in this blog:

  • How wall mounted panels work
  • Performance compared to conventional pitched roof systems
  • Planning considerations
  • Costs
  • When they might be the right choice for your home
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Topics: Solar PV, Benefits of Solar PV

Sigenergy SigenStor - The Future of Residential Battery Storage?

Luke Pemberton · 06 Feb 2025

The Sigenergy SigenStor, by offering groundbreaking innovations in scalability, smart control, off-grid capabilities, and integrated EV charging, redefines what homeowners can expect from energy storage solutions. Unlike many existing systems that offer rigid configurations and somewhat limited flexibility, the SigenStor brings a new level of adaptability and forward-thinking design to the market.

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Topics: Solar PV

No More Coal - What is the Future of the UK's Energy Mix?

Luke Pemberton · 30 Sep 2024

Today marks the last day that coal will be in the UK’s energy mix since the first plant was commissioned in 1882. But how did we get to this point? What does this mean for the UK’s energy mix, and how will the UK replace such a reliable energy source?

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AIKO NeoStar 3 - 30% efficiency with Silicon?

Luke Pemberton · 28 Sep 2024

Spirit attended Solar and Storage Convention in Birmingham recently, several notable developments in the UK solar market were highlighted. One of the most exciting of these was the introduction of a new flagship residential solar module from AIKO.

AIKO has made a significant impact on the UK panel market this year with the NeoStar 2, which quickly became very popular with our customers as a solar panel that offers excellent value for its price. The NeoStar 2 is an all-black 455 W solar panel with an efficiency of 22.8% at approximately £70 per unit. The top panel in this range is a 470 W module, which is not all-black but offers an increased efficiency of 23.5%. In just two to three years, this product has enabled AIKO to capture an enormous 10% market share in the UK solar market.

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Topics: Spirit Energy news, Solar PV

GivEnergy All in One vs Tesla Powerwall 3 – Everything You Need To Know

Luke Pemberton · 21 Aug 2024

With the recent release of Tesla's Powerwall 3, homeowners looking to invest in a home battery system might find themselves comparing it to GivEnergy's All in One system. Both are top contenders in the residential energy storage market, but how do they stack up against each other? Here’s a comprehensive breakdown of the key features, benefits, and considerations for each to help you decide which is the best fit for your home.

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Topics: Battery storage

What Will Tesla Electric Look Like in the UK?

Luke Pemberton · 03 Aug 2024

When Tesla paid us a visit prior to the launch of the Powerwall 3, they mentioned that Tesla Electric would soon be coming to the UK, and it’s on track for 2025. This exciting development promises to change how we manage our energy with features targeting a similar audience to Octopus Energy’s, which is to say home energy enthusiasts, along with providing big benefits for Tesla customers.

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Topics: Battery storage, Spirit Energy news, Tariffs, Tesla Powerwall

Tesla Powerwall 3 changes the game for DNO

Luke Pemberton · 19 Jul 2024

When you install a solar and/or battery system with an inverter output over 3.68 kW, you will need to apply for and gain permission from your local Distribution Network Operator (DNO).

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Topics: Battery storage, Tariffs, Tesla Powerwall

What Could the UK Version of Tesla's Powerwall 3 Look Like?

Luke Pemberton · 14 Jun 2024

This is the only photo that we have of the Powerwall 3, taken when one of our technicians visited Tesla at the ExCel in London. 

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Topics: Battery storage, Tesla Powerwall

Can I install Solar Panels on an Old Roof?

Luke Pemberton · 30 Jan 2024

To find out what constraints having an older roof puts on your potential solar installation, we asked Tok Charles, a Technical Designer here at Spirit some questions that anyone might have.

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Topics: Maintenance, Solar PV