What are the best plug-in solar panels in the UK?

There is no single best product for every home, and this page is a comparison of the SocketPower range rather than an independent whole-market ranking. Every compliant plug-in solar device in Great Britain shares the same maximum AC apparent output, so the useful differences are panel capacity, footprint, mounting, what is included in the box, warranty, and whether the seller handles your G98 notification.

Which SocketPower kit is best for most homes?

For a typical home with room for two panels at ground level, the Pro Duo 890W is the balanced choice: two panels for a fuller day-long output profile without the largest panel dimensions. Where space is tight, the Pro Compact 515W is a single-panel entry point; where space is not the constraint, Plus and Max carry more DC capacity.

Are plug-in solar panels suitable for flats or balconies?

Sometimes, but suitability is not automatic. Mounting has to be safe and secure, you need a suitable socket with residual-current protection on the circuit, and permission from a landlord, freeholder or managing agent is often required. Read our balcony solar guide before ordering.

Do I still need a G98 notification?

Yes. Network notification under G98 applies to a plug-in solar device in Great Britain. SocketPower handles the applicable notification with your Distribution Network Operator, included with every kit.

Is this an independent review?

No. This guide is written and published by SocketPower, a trading name of Storm Renewables Ltd, and we sell the kits it links to. We have deliberately not ranked or scored other retailers' products, and we make no claims about products we have not supplied.

Does a higher-wattage kit always beat a lower one?

No. Every compliant plug-in solar device is capped at the same maximum AC apparent output, so extra DC panel capacity does not raise the peak. It helps in weaker light — mornings, evenings, winter, overcast days — at the cost of more space, more weight and a higher price.

Is the cheapest kit the best value?

It depends on your space and light. Compare total cost of ownership: the kit price, anything your property needs before it can be used safely, whether notification handling is included, and the warranty term. Then check the kit physically fits where you intend to put it.

Buyer's guide · Residential plug-in solar

Best plug-in solar panels UK: how to choose the right kit

Q: Is a 1260W panel array legal if the inverter is 799 VA?

The limit in the Great Britain framework is on inverter AC apparent output, not on panel watts. Every kit in the SocketPower range uses one microinverter limited to 799 VA continuous AC output, so a larger DC array stays within the framework — it simply reaches that ceiling more often rather than exceeding it.

There isn't one best plug-in solar system for every home. For most buyers it comes down to the space you have, your budget and how much annual generation you want. In the SocketPower range, Compact 515W is the smallest and lowest-cost way in, Duo 890W is the balanced two-panel option, Plus 1030W adds DC capacity for weaker light, and Max 1260W is for buyers who want the highest annual generation where space allows. All four use the same 799 VA AC output ceiling.

Last reviewed: 17 August 2026

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Kits compared: 4 SocketPower kits
Prices from: £599
Shared by all kits: 799 VA AC output
Independent ranking: No — we sell these kits

Quick answer: which SocketPower kit is best for you?

Best for small spaces & lowest entry price

SocketPower Pro Compact 515W

£599 · 1 × 515W · 515W DC · 799 VA AC

One panel, the smallest footprint in the range, and the lowest price to get started.

View the Pro Compact 515W

Best all-round, balanced option

SocketPower Pro Duo 890W

£999 · 2 × 445W · 890W DC · 799 VA AC

Two panels for a fuller day-long output profile on a typical home, sited at ground level.

View the Pro Duo 890W

Best for more weak-light generation

SocketPower Pro Plus 1030W

£1,099 · 2 × 515W · 1030W DC · 799 VA AC

More DC capacity than the inverter can pass at once, so it reaches full output earlier and holds it longer in cloud.

View the Pro Plus 1030W

Best for maximum annual generation where space allows

SocketPower Pro Max 1260W

£1,199 · 2 × 630W · 1260W DC · 799 VA AC

The largest array in the range, for homes where space is not the binding constraint.

View the Pro Max 1260W

Prices shown are current RRPs; the live product page is the pricing authority. Every kit ships as one complete matched product with a single microinverter limited to 799 VA continuous AC output.

Compare the SocketPower range at a glance

Current RRPs, inc. VAT where applicable
Kit	Price	Panels	DC capacity	AC output	Best suited to
SocketPower Pro Compact 515W	£599	1 × 515W	515W	799 VA	Small garden, patio or a suitable wall — one panel's width
SocketPower Pro Duo 890W	£999	2 × 445W	890W	799 VA	Typical garden or patio at ground level — room for two panels
SocketPower Pro Plus 1030W	£1,099	2 × 515W	1030W	799 VA	Garden, patio or suitable wall where width is available
SocketPower Pro Max 1260W	£1,199	2 × 630W	1260W	799 VA	Largest space requirement in the range — two full-size panels

All are complete matched kits, each with one microinverter limited to 799 VA continuous AC output, mounting hardware for that kit, monitoring, a 10-year panel warranty subject to SocketPower terms, and our handling of the applicable G98 notification included in the price.

Compare SocketPower kits Kit contents & setup Savings calculator

Which plug-in solar panel setup is right for your home?

Small garden or patio

Where you have room for one panel's width, the Pro Compact 515W is the sensible starting point: the smallest footprint in the range and the lowest price. More on positioning in our garden and patio guide.

Larger garden or terrace

With space for two panels at ground level, the Pro Duo 890W is the balanced choice, and the Pro Plus 1030W adds DC capacity where width allows.

Flat or balcony

Suitability is never automatic: mounting must be safe and secure, the socket and circuit protection have to be right, and permission from a landlord, freeholder or managing agent is often needed. Read balcony solar in the UK before you order.

Rented home

Tenants and leaseholders should agree reversible mounting and get permission in writing first — see plug-in solar for renters and flats.

Maximum annual generation

Where space is not the constraint, the Pro Max 1260W carries the largest array in the range. The peak is still 799 VA, so the gain shows up in mornings, evenings and dull days rather than at midday.

515W vs 890W vs 1030W vs 1260W: what changes?

The AC ceiling does not move. Every kit in the range uses one microinverter limited to 799 VA continuous AC output, so no kit here can push more than that into your home at any moment.

What extra DC panel capacity changes is how often and how long the inverter sits at that ceiling. A larger array reaches full output earlier in the morning, holds it later into the evening, and gets closer to it under cloud or in winter. In return, on bright summer middays the surplus is clipped — the panels could produce more than the inverter is allowed to pass — so each step up gives a smaller gain than the wattage jump suggests, for more space, more weight and a higher price. Why the limit is 800 VA and not panel watts.

How much could plug-in solar save?

It depends on your electricity tariff, how much of the generation you use while it is being produced, your location and your shading. We do not promise a figure. Model your own case in the savings calculator, read how the numbers are built in cost and savings, and see how location changes the answer in our payback by region dataset.

What to look for when choosing plug-in solar panels in the UK

1. Is it a compliant, complete kit?

A kit that is not a compliant complete device is not a cheaper option — it is a different product with a different risk. Look for single-phase solar PV, an inverter apparent output no higher than 800 VA, one matched product supplied with its own BS 1363 fused plug, and no battery built in.

2. Panel watts are not the same as output

The AC limit is the same for every compliant kit, so a bigger headline wattage does not mean a bigger peak. What it changes is how often the inverter reaches its ceiling and how the kit behaves on dull days. Bigger arrays generate more over a year, with diminishing returns around midday.

3. Will it physically fit?

Measure first. A two-panel kit needs a wider run of level ground, patio or flat roof, and the panels are heavy. Ballast weights are not included. A kit you cannot install safely where you want it is no bargain, whatever the specification.

4. What is actually in the box?

Check the panel count and wattage, the microinverter, the connection lead and plug, mounting hardware for that kit, monitoring and the documentation. Anything you have to buy separately is both an extra cost and a compliance question.

5. Who handles your G98 notification?

Network notification under G98 is required either way. Check whether the seller handles the applicable notification or leaves it to you, and whether it is included in the price or charged extra.

6. Warranty and someone to call

Look at the warranty term for the panel and the inverter, who honours it, and whether support is reachable in the UK. A long warranty from an unreachable seller is not worth much.

7. The real total cost

Add anything your home needs first — a certified outdoor socket, a residual-current protection upgrade, ballast or fixings beyond what is supplied. Those costs belong to your property, but they belong in your comparison.

Immediate disqualifiers

Walk away if you see any of these

An inverter apparent output above 800 VA, or a seller who is vague about the AC figure and talks only about panel watts.
A plug-in battery, a battery-integrated device, or a “solar plus storage” plug-in bundle — these are outside the Great Britain framework.
A kit sold as separate parts, or an invitation to add panels, swap the inverter or combine two kits.
Any suggestion that an extension lead, multiway adaptor, travel adaptor or plug-in RCD adaptor is acceptable.
A promise of specific savings, guaranteed export payments or eligibility for the Smart Export Guarantee.
A claim that no network notification is needed, or that notification is optional.
Any implication that the framework applies in Northern Ireland — it applies in Great Britain from 27 August 2026.

Buying questions

See the range Is plug-in solar legal?G98 notification

Sources

Final Plug-in Solar Device Interim Product Specification(opens in a new tab) — DESNZ (PDF)
The Plugs and Sockets etc. (Amendment) Regulations 2026 (SI 2026/848)(opens in a new tab) — legislation.gov.uk
Plug-in solar: government response (July 2026)(opens in a new tab) — DESNZ (PDF)
Plug-in solar: final-stage impact assessment(opens in a new tab) — DESNZ (PDF)

Keep reading

Editorial note · Last reviewed 17 August 2026

Written and reviewed by SocketPower, a trading name of Storm Renewables Ltd (SC802881). This guide is general information about plug-in solar in Great Britain, not electrical design advice for your property. Always follow the instructions supplied with your product and use a qualified electrician for any work on your fixed wiring.

Plug-in solar in Great Britain: the framework covers single-phase solar PV with a maximum inverter apparent output of 800 VA, and SocketPower devices are limited to 799 VA continuous AC output. Plug-in batteries and battery-integrated devices are outside the framework and are not sold by SocketPower. The current G98 arrangements allow one plug-in solar device per household, and network notification remains required — SocketPower handles the applicable notification for kits bought from us. This framework applies in Great Britain from 27 August 2026 and not in Northern Ireland. Always follow the instructions supplied with your product, check that your socket and circuit are suitable, never use extension leads, multiway adaptors, travel adaptors or plug-in RCD adaptors, and obtain any permissions you need before installing.