SI 2026 No. 848 — in force 27 Aug 2026 800W AC limit · Interim Product Specification v2 Ledger updated 28 Aug 2026, 09:14
Independent · updated daily

The ledger for UK 800W balcony solar.

Real kit, real prices, real payback — entered like an accountant keeps books, not sold like a landing page. Plug-in solar became legal in Great Britain on 27 August 2026, for a compliant device up to 800W.

01

Today's ledger

Eight ENA G98-register certified 800W-class systems on sale in the UK right now, entered with real specs. Click a column to reorder the book. All rows below are ENA type-test verified — plug-in kits still awaiting certification are filed separately.

Best value today
£0/yr est. saving
UKSOL Pro Duo 890W Hybrid, £849 — cheapest certified kit that reaches the full 800W AC export cap. Gov.uk estimates up to £110/yr saving for an 800W system.
Product Price Panel W Route Payback Status
UKSOL Pro Compact 515WUKSOL · 1P hybrid £599 515 Plug-in hybrid, DIY 5.4–8.6 yrs ENA G98 certified
UKSOL Pro Compact 460WUKSOL · 1P ground-mount £699 460 Ground-mount, DIY 6.4–10 yrs ENA G98 certified
UKSOL Pro Duo 890WUKSOL · 2P hybrid £849 890 Plug-in hybrid, DIY 7.7–12.1 yrs ENA G98 certified
UKSOL Pro Duo 890WUKSOL · 2P ground-mount £849 890 Ground-mount, DIY 7.7–12.1 yrs ENA G98 certified
UKSOL Pro Plus 1030WUKSOL · 2P hybrid £899 1030 Plug-in hybrid, DIY 8.2–12.8 yrs ENA G98 certified
UKSOL Pro Max 1260WUKSOL · 2P hybrid £989 1260 Plug-in hybrid, DIY 9–14.1 yrs ENA G98 certified
UKSOL Pro Advanced 920WUKSOL · 2P hybrid POA 920 Plug-in hybrid, DIY ENA G98 certified
Perlight PowerPlug MAX 465Perlight · panel-ready POA 465 Plug-in, DIY ENA G98 certified
Prices are retailer list prices, checked manually — not an affiliate feed. Payback modelled on gov.uk's £70–£110/yr estimate for an 800W system; actual results vary with orientation, shading and usage. Full spec comparison →

Law status

Certified plug-in DIY kitUKSOL, Perlight — ENA register
ENA-listed
EcoFlow, Anker, Zendure, TSUNESSTesting unfinished
Not yet certified
800W hardwired (G98 + electrician)DNO notification
Legal today
SI 2026 No. 848 (≤800W AC, IPS v2)In force 27 Aug 2026
Law made

Editorial principle: we do not publish "just plug it in, fully legal now" copy for kit that isn't on the ENA type-test register. Spotted a change? We update the ledger the same day.

Legalisation-day alerts

One email when a device changes status on the register. Nothing else.

Not yet on the register

Testing unfinished, not failed — these are not lawful to plug in yet. Never listed as certified.

Product Price Watts Status
EcoFlow EF-PS-800EcoFlow · plug-in microinverter kit £549 800 Pending register
Anker AE1032Z1-20Anker · SOLIX Solarbank 2 AC, storage + inverter £1,099 800 Pending register
Zendure SolarFlow 800Zendure · hub + battery £799 800 Pending register
TSUNESS plug-in kitTSUNESS · microinverter Check retailer 800 Pending register
02

Grid-only vs solar-first

Same balcony, one 800W system added — your flat draws the free solar first, the grid tops up the rest. Illustrative example, not tied to a specific kit.

Grid-only
100% from grid
Solar-first
64% from grid
03

Everything, filed in one place

Every guide on the site sits in exactly one drawer. No hunting.

Legal

Is 800W plug-in solar legal in the UK?

SI 2026 No. 848 explained in plain English, with the dates that matter.

Coming soon
Install

G98 notification, step by step

What your DNO needs, and when you don't need G98 at all.

Coming soon
Kit

ENA register vs "800W-class" marketing

Why UKSOL and Perlight are certified today and EcoFlow, Anker, Zendure aren't yet.

Coming soon
Money

Payback calculator methodology

How we model yield, self-consumption and the gov.uk savings range — and where estimates go wrong.

Coming soon
Renters

Balcony solar if you rent

Landlord consent templates and what the Renters' Rights Act actually changes.

Coming soon
Help

Methodology & corrections

How the ledger is checked, how often, and how to flag an error.

Coming soon