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So Energy Residential Energy review

Updated September 30, 2026 · HabitatCue Editorial Team · Facts checked September 30, 2026

We earn a commission when you sign up through links on this site. Partner status can affect where a brand appears in our rankings. Partners with a live offer in your country come first, then every other brand by score.

Our verdict

So Energy Residential Energy suits GB homeowners who want panels and a home battery bought as a single package. Its battery scales to a capacity of 94,500 Wh with a warranty of 10 years, and it holds rank 1 of 28 on capacity.

Key facts

Best for
A one-supplier solar and storage upgrade in the UK.
Price from
£4,820↗
Largest battery capacity (Wh)
94,500↗
Highest continuous output (W)
11,000↗
Cycle life (cycles)
6,000 to 8,000↗
UPS mode
Yes↗
Warranty
10 years↗
Markets
GB↗
Legal entity
So Energy Trading Limited↗
Headquarters
United Kingdom↗
Founded
2015↗
Support channels
Chat, Help-centre, Phone↗
Products
Home battery, Solar panel
Official website
so.energy

Facts checked September 30, 2026, 5 sources

Apps and profiles

Get the app
Google Play
Elsewhere
Trustpilotcareers.so.energy

Pros and cons

Pros

  • Capacity of 94,500 Wh puts storage at rank 1 of 28 here, so you can cover a heavy day of household use.
  • A warranty of 10 years sits above the 5 median in this category and holds rank 1 of 19.
  • Panels and a home battery come from one seller, which removes the coordination a two-supplier install creates; WattCycle LiFePO4 lists home battery.
  • Ups mode is included, so the battery can carry essential circuits through an outage rather than only storing spare daytime energy.

Cons

  • The starting price of £4,820 sits at rank 25 of 27 on price, so a combined panel and battery project is a serious outlay.
  • Rated output of 11,000 W holds rank 4 of 24, so the storage is larger than the inverter ceiling behind it.
  • It sells in GB only, so anyone outside the UK is better served by a brand that lists other formats, such as DATOUBOSS at power station and home battery.
So Energy Residential Energy

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Scored 8.8 / 10 by HabitatCue.

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Who it suits

  • UK homeowners replacing roof panels and storage in one project rather than in stages.
  • Households that want outage cover, since Ups mode is part of the battery.
  • Buyers who rank warranty length and storage size above the lowest starting price.

Who should look elsewhere

  • Buyers outside the UK, since this range sells in GB only and a local installer is needed elsewhere.
  • Shoppers who want storage on its own: WattCycle LiFePO4 lists home battery, so the decision is shorter.
  • Renters and small-space households, because this range lists home battery and solar panel while ALLPOWERS lists power station, solar generator and home battery.

What it does well

The battery is the strongest part of the range, and it is the part you notice on a dark winter evening. Capacity reaches 94,500 Wh, which is more storage than most home systems carry, and rated output of 11,000 W covers a busy household without straining. Cycle life of 6,000 to 8,000 cycles says the pack is built for daily use over years rather than occasional backup, and Ups mode lets it take over essential circuits when the grid drops. Cover runs for 10 years, so the service life on paper and the warranty behind it line up.

Where it sits among rivals

Against the brands compared here, the ranking is strong on storage and on cover, and weak on price. Rank on capacity is 1 of 28, and rank on warranty years is 1 of 19. Output is solid without topping the group, sitting at rank 4 of 24. Price tells the other part of the story: rank on price from is 25 of 27, so you give up entry cost to gain size and duration.

Who runs it

The seller behind the range is So Energy Trading Limited, based in the United Kingdom, and it has been trading since 2015. That matters more here than in most categories, because a battery and its panels stay wired to your property for years, and you want a company that will still be there. Support runs on chat, help centre and phone, which covers the routes most owners reach for after an install rather than leaving questions to a single channel.

How So Energy Residential Energy compares

Where So Energy Residential Energy is available

Available
United Kingdom

Countries from the brand (Source, checked September 30, 2026)

Frequently asked questions

How much does a solar and battery system cost?+

The published starting price is £4,820, drawn from the panel range, so a combined purchase starts there rather than lower. On the price ranking this range sits at 25 of 27, meaning few of the brands compared here open cheaper. Ask for a written quote that separates panels, storage and installation before you compare.

Does the battery keep the home running during a power cut?+

Ups mode is supported, so the battery can take over when the grid drops instead of only storing spare daytime generation. Rated output of 11,000 W sets the ceiling for what carries over, and capacity of 94,500 Wh sets how long it lasts. Which circuits stay live depends on how the system is installed and configured.

How long is the warranty?+

Cover runs for 10 years, while the median warranty in this category is 5. That places this range at rank 1 of 19. Worth asking whether the warranty covers the battery alone or the panels and installation as a whole.

How much storage do I get, and how long does it last?+

Maximum capacity is 94,500 Wh, above the 16,017.5 upper quartile in this category. Cycle life of 6,000 to 8,000 cycles indicates how many charge cycles the pack is designed for, which is the number to set against warranty length. Bigger systems may still sit under the same cover.

Which countries does it sell in?+

The range sells in the United Kingdom, a single market, and the company is based in the United Kingdom. That makes it an easy choice for UK households and a poor fit elsewhere, since shipping, installation and grid rules all differ. Buyers in other countries should start with brands that publish their own markets before comparing on price.

Who do I deal with, and how do I get help after installation?+

The seller is So Energy Trading Limited, trading since 2015 and based in the United Kingdom. Support runs on chat, help centre and phone, so chat, a help centre and phone are all listed. For a system wired into the property, a named legal entity and reachable support routes matter at claim time.

Can I buy panels and storage from the same seller?+

Yes. This range lists home battery and solar panel, so panels and a home battery come from one provider. DATOUBOSS lists power station and home battery and ALLPOWERS lists power station, solar generator and home battery, so anyone after balcony solar or a portable power station has fewer options inside this range.

Sources

  • so.energy checked September 30, 2026

    Backs: Products, Support channels

    “Solar: About Solar Energy, Installation, Solar Panels, Solar Batteries, Solar Payment Options”

  • so.energy/about-us checked September 30, 2026

    Backs: Founded, Markets

    “In 2015, we set out to make energy better for UK homes”

  • so.energy/solar/battery checked September 30, 2026

    Backs: Largest battery capacity (Wh), Cycle life (cycles), Highest continuous output (W), UPS mode, Warranty

    “Tesla Powerwall 3 ... 13.5kWh capacity per unit, Modular up to 94.5 kWh in total (7 units)”

  • so.energy/solar/panels checked September 30, 2026

    Backs: Price from

    “Our solar panel packages start at £4,820”

  • so.energy/terms checked September 30, 2026

    Backs: Headquarters, Legal entity

    “Our address is Studio 2, Power Road Studios, 114 Power Road, Chiswick, W4 5PY”

Compiled from 5 source pages, checked September 30, 2026. We did not open an account.

What changed

  • September 30, 2026: axisScores cost was 8.1, now 8.2
  • September 30, 2026: axisScores trust was 8.8, now 8.9
So Energy Residential Energy

So Energy Residential Energy

A one-supplier solar and storage upgrade in the UK.

8.8/10See alternatives