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Solar panel installation by South Coast Solar Solutions

GU, KT and RH · UKPN area

Solar Panel Installers in Surrey

Solar, battery storage and EV charging across Surrey — MCS-certified, locally based, with your grid connection handled for you.

Quick answer

Most of Surrey connects through UKPN, with SSEN in some western areas — we confirm your DNO by postcode and handle the G98/G99 application. Surrey's affluent, high-value housing makes it strong territory for premium solar and battery systems.

Surrey is an affluent, high-value market where homeowners tend to invest in premium, well-designed systems — Tesla Powerwall and Sigenergy storage feature heavily. It is the northern edge of our coverage, anchored on Guildford, Godalming, Haslemere and Farnham.

Surrey's grid is split: most of the county connects through UK Power Networks (UKPN), while some western areas fall under SSEN. We confirm the correct DNO by postcode and manage the connection for you.

Grid connection (DNO)

UKPN (UK Power Networks), with SSEN in some western areas. We handle every G98/G99 application on your behalf.

Sunlight & generation

~1,030–1,060 kWh/kWp per year — a 4kW system generates around 3,800–4,000 kWh

Local planning authorities

Guildford Borough Council · Waverley Borough Council · Woking Borough Council · Surrey Hills National Landscape (AONB)

Solar panel costs in Surrey

Real "from" prices for our most popular Surrey packages. Every quote is tailored after a free survey; bird-protection mesh is included as standard.

System From
Solar only (10 x DMEGC 450W panels + Fox 3600 inverter) from £5,495
Solar + battery — Budget (8 panels + Fox ESS EP6 5.76kWh) from £6,995
Solar + battery — Standard (8 panels + EcoFlow 5.1kWh, up to Sigenergy 18kWh) from £8,418
Solar + Tesla Powerwall 3 — Premium (13.5kWh) from £12,920
Battery only — Tesla Powerwall 3 retrofit (13.5kWh) from £7,450

What a 4kW system generates in Surrey

Estimated annual output by roof direction, using Surrey's irradiance. South-facing performs best; east/west roofs still generate strongly.

South-facing

~3,800–4,000 kWh

East-facing

~3,150–3,350 kWh

West-facing

~3,150–3,350 kWh

Grants & export income

Be realistic about grants in Surrey: most homeowners here won't qualify for a solar grant, and the schemes that exist are income- or property-restricted — ECO4 and the Warm Homes scheme target low-income households and specific EPC bands, while local-authority group-buy rounds such as Solar Together Surrey open only periodically and simply pool buying power rather than hand out cash. For the vast majority of Surrey households the main ongoing earner is the Smart Export Guarantee (SEG): an MCS-certified install plus a smart export meter lets you sell surplus electricity back to the grid, with tariffs paying roughly 10.5p–16.5p per kWh on the open market — Octopus Outgoing pays 12p, cut from 15p to 12p on 1 March 2026, and the headline 25p-plus rates you may see quoted are either closed to new customers or conditional on buying your system through that supplier as of mid-2026 (suppliers set and change their own rates). You can hold your SEG tariff with a different supplier from your import tariff, so it pays to shop around.

Why work with us in Surrey

  • We confirm UKPN vs SSEN by postcode and file accordingly
  • Premium system design for high-value Surrey homes
  • Surrey Hills AONB planning awareness
  • Tesla Certified and Sigenergy expertise

Our services across Surrey

FAQ

Solar panels in Surrey: FAQs

How much do solar panels cost in Surrey?
A typical home system across Surrey costs from around £5,500–£11,000 depending on size and battery storage, with 0% VAT on residential solar. ~1,030–1,060 kWh/kWp per year — a 4kW system generates around 3,800–4,000 kWh. Every quote is tailored to your roof after a free survey.
Which electricity network (DNO) covers Surrey?
UKPN (UK Power Networks), with SSEN in some western areas. We handle the full G98 (smaller systems) or G99 (batteries and larger arrays) connection application on your behalf.
Do you need planning permission for solar panels in Surrey?
Most installs are permitted development; conservation areas and listed buildings need sensitive design. The main planning authorities here include Guildford Borough Council, Waverley Borough Council, Woking Borough Council, Surrey Hills National Landscape (AONB). We advise per property and design discreet systems where required.
Which towns in Surrey do you cover?
We install across Surrey, including Guildford, Godalming, Haslemere, Farnham, Woking. If your town isn't listed, just ask — we very likely cover it.
Who is my DNO in Surrey — UKPN or SSEN?
Most of Surrey connects through UK Power Networks (UKPN), but some western areas fall under SSEN. We confirm the correct DNO from your GU, KT or RH postcode before we design anything. Systems up to 3.68kW per phase use the G98 'connect and notify' route (we notify the DNO after commissioning); larger systems and anything with battery storage or export need a G99 application approved before install, which we submit and manage for you.
Will solar panels need planning permission in Surrey?
Usually not — domestic roof solar is Permitted Development in England provided panels don't protrude more than 200mm or sit above the highest part of the roof. Surrey has more constraints than most, though: the Surrey Hills National Landscape (AONB) and numerous conservation areas and listed buildings around Guildford, Godalming, Haslemere and Farnham can trigger full planning or Listed Building Consent. We design discreet all-black, rear-slope systems for heritage settings and confirm the position with Guildford, Waverley or Woking Borough Council where needed.
Does solar still work well this far north in Surrey?
Yes. Surrey sits a little inland from our sunniest coastal territory, at roughly 1,030–1,060 kWh/kWp per year, so a 4kW south-facing array here generates around 3,800–4,000 kWh annually — plenty to make a well-sized system worthwhile. East or west-facing roofs produce roughly 15–20% less than south, which is why we model your specific roof orientation and pitch before quoting rather than quoting a single headline number.

Solar Panels in Surrey: What Larger Homes and a Split Grid Mean for Your Install

Surrey sits at the edge of our patch, and it behaves differently to the coastal counties we work in. The housing stock across the stockbroker belt runs to large detached properties with generous roof areas — and increasingly, high daytime electricity use from EV chargers and heat pumps. That combination changes the economics: where a smaller coastal terrace might make do with eight panels, a big Surrey roof can carry a 12 to 16 panel array, and the household is often at home using power while the sun is up. Bigger arrays paired with batteries earn their keep faster in that setting, because more of what you generate gets used rather than exported at 12p.

One thing many Surrey homeowners don't realise is that the county is split between two grid operators. Most of Surrey sits with UK Power Networks (UKPN), but the far west — out towards the Farnham and Haslemere borders — falls under SSEN. It matters because any system with a battery or export needs G99 approval from your operator before installation, not after. We check your postcode, identify the right DNO, and file the G99 application ourselves as part of the job, so approval is in place before we're on your roof.

Surrey also demands more care on planning than most counties. Conservation areas in the historic cores of towns like Guildford and Godalming, green-belt land, and the AONB fringes around the south-west of the county all call for a considered approach to panel placement and system design. We flag any sensitivity at the survey stage rather than discovering it mid-install.

Our Surrey coverage runs across the main towns. In Guildford, the historic core carries conservation-area sensitivity, so panel siting needs thought — but the larger detached roofs around the town suit full-size arrays. Godalming pairs a similar conservation-sensitive centre with green-belt surroundings, so we plan placement carefully at survey. Haslemere sits close to the SSEN boundary in the county's far south-west, so we confirm the correct operator before filing your G99. Farnham, on the county's western edge near the Hampshire border, is another area where the DNO can be SSEN rather than UKPN — we check the postcode rather than assume. And Woking, firmly in UKPN territory, has the kind of high daytime EV and heat-pump demand where a bigger array plus battery works hardest.

On cost, a larger detached Surrey roof typically points at our 12 to 16 panel packages. A 12-panel standard system with a 10.2kWh battery starts from £10,290; a 16-panel budget package with an 11.52kWh Fox EP12 battery from £9,750; a Sigenergy system with 18kWh of storage from £13,500; and at the premium end, a 12-panel Tesla Powerwall 3 system from £12,920, or £13,560 with 16 panels — with a £375 Tesla rebate available. All prices are from-prices subject to survey, bird mesh included, and most installs are done in a single day.

  • Surrey's grid is split: most of the county is UKPN, but the far west near Farnham and Haslemere sits with SSEN — we check your postcode and file with the right operator
  • Any system with a battery or export needs G99 approval before install; SCSS handles the application for you
  • Large detached roofs plus high daytime EV and heat-pump loads mean 12-16 panel arrays with batteries earn well in Surrey
  • Conservation areas in Guildford and Godalming cores, green belt, and AONB fringes all get flagged at survey stage
  • 12-16 panel packages from £9,750 (budget, 11.52kWh battery) to £13,560 (16-panel Tesla Powerwall 3), all subject to survey
  • Coverage across Guildford, Godalming, Haslemere, Farnham and Woking
Which grid operator (DNO) am I on in Surrey?+

Most of Surrey is served by UK Power Networks (UKPN), but the far west of the county — around the Farnham and Haslemere borders — falls under SSEN. We check your postcode as part of the survey and file the paperwork with the correct operator, so you don't need to work it out yourself.

Do larger Surrey homes need G99 approval?+

If your system includes a battery or exports to the grid — which applies to almost every larger installation — it needs G99 approval from your grid operator, and that approval must be in place before installation. Only small systems at or under 3.68kW per phase with no battery or export can use the simpler G98 connect-and-notify route. SCSS files the G99 application for you.

How much does solar cost for a large detached roof in Surrey?+

For a 12 to 16 panel array, our packages start from £9,750 for a 16-panel budget system with an 11.52kWh battery, £10,290 for a 12-panel standard system with 10.2kWh of storage, £13,500 for a Sigenergy system with 18kWh, and £12,920 to £13,560 for a Tesla Powerwall 3 system with 12 to 16 panels (with a £375 Tesla rebate). All are from-prices subject to survey, and bird mesh is included.

Do you cover Woking and Farnham?+

Yes — Surrey is fully within our service area, including Woking, Farnham, Guildford, Godalming and Haslemere. Farnham sits near the SSEN/UKPN boundary on the county's western edge, so we confirm your grid operator by postcode before filing your G99 application.

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