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Plug-in solar in Swansea

In Swansea (SA postcodes) a two-panel kit can save you up to £160 a year – £4,003 over 25 years.

Best deal here: DMEGC 950W Hoymiles HiFlow kit – pays for itself in 2.8 yrs.

Get it for £456 ›

Two plug-in solar panels mounted on a sunny brick wall

What a kit makes in Swansea

About 869 kWh a year in a sunny garden spot – the same as the middle of England.

WherePer yearSaves up to
Garden (ground frame), south869 kWh£160
Balcony railing, south729 kWh£143
House wall, south629 kWh£128
House wall, east449 kWh£97
House wall, west434 kWh£94
Flat roof, south791 kWh£148

Month by month

Jan: 29 kWh madeJan: 23 kWh used at homeJanFeb: 45 kWh madeFeb: 34 kWh used at homeFebMar: 77 kWh madeMar: 53 kWh used at homeMarApr: 104 kWh madeApr: 68 kWh used at homeAprMay: 111 kWh madeMay: 75 kWh used at homeMayJun: 109 kWh madeJun: 75 kWh used at homeJunJul: 105 kWh madeJul: 73 kWh used at homeJulAug: 95 kWh madeAug: 66 kWh used at homeAugSep: 80 kWh madeSep: 55 kWh used at homeSepOct: 54 kWh madeOct: 40 kWh used at homeOctNov: 36 kWh madeNov: 28 kWh used at homeNovDec: 24 kWh madeDec: 20 kWh used at homeDec

made used at home

Sunshine data: PVGIS (EU) for the SA postcode area. Two-panel kit, someone home in the day.

What would you save?

Using the UK average until you add a postcode.
Where would it go?
Which way does it face?
Shade
Is someone home in the day?
Room for
My electricity price
Ofgem price cap average, 1 Oct – 31 Dec 2026.
Only Octopus pays this so far.
£162 a yearThat's £4,047 over 25 years of free sunshine
2.8 yrsto pay for itself
883 kWhfree electricity a year

With the DMEGC 950W Hoymiles HiFlow kit (£456) – the best deal for this spot.

Best deals for this spot

Best deal

DMEGC 950W Hoymiles HiFlow kit

£162saved a year
2.8 yrsto pay back
£456City Plumbing
Get this deal ›
Runner-up

DMEGC 1050W Hoymiles HiFlow kit

£168saved a year
2.9 yrsto pay back
£480City Plumbing
Get this deal ›
Also great

JA Solar 800W balcony & garden kit (2 × 465W)

£161saved a year
2.9 yrsto pay back
£470.95Voltacon Solar
Get this deal ›
Month by month
Jan: 29 kWh madeJan: 23 kWh used at homeJanFeb: 46 kWh madeFeb: 34 kWh used at homeFebMar: 78 kWh madeMar: 54 kWh used at homeMarApr: 106 kWh madeApr: 68 kWh used at homeAprMay: 113 kWh madeMay: 76 kWh used at homeMayJun: 111 kWh madeJun: 75 kWh used at homeJunJul: 107 kWh madeJul: 74 kWh used at homeJulAug: 97 kWh madeAug: 66 kWh used at homeAugSep: 82 kWh madeSep: 56 kWh used at homeSepOct: 55 kWh madeOct: 40 kWh used at homeOctNov: 36 kWh madeNov: 28 kWh used at homeNovDec: 24 kWh madeDec: 20 kWh used at homeDec

made used at home

615 kWh used at home as it's made (70%).

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