Monmouthshire
Solar panels in Abersychan, sized to your roof.
Twelve panels (6.36 kWp) here make about 6,090 kWh a year for £6,360 installed, designed around your roof on a free 30-minute video call.
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- Free 30-minute video design call
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- Installed by our MCS-certified, fully insured teams
What a roof in Abersychan can generate
Abersychan's best month is July, at 123.5 kWh per kWp; December manages 18.8. Over the year that comes to 958 kWh per kWp, 4% below our Monmouthshire county estimate.
Generation per kWp, month by month
Show the monthly figures
| Month | kWh/kWp |
|---|---|
| January | 27.8 |
| February | 48.5 |
| March | 85.8 |
| April | 113 |
| May | 123 |
| June | 122 |
| July | 124 |
| August | 108 |
| September | 92.8 |
| October | 58.8 |
| November | 36.4 |
| December | 18.8 |
Source: PVGIS v5.2 (European Commission JRC), SARAH3 database, 1 kWp, 14% system loss, 35 degree pitch, due south, checked September 2026.
Against Great Britain as a whole: Abersychan makes 958 kWh per kWp a year, and the mean of our 85 county PVGIS estimates (our GB average) is 925, so Abersychan is 4% above it.
How Abersychan compares
Small towns rarely get published solar figures, so here are the numbers for Abersychan. It is one of 16 Monmouthshire towns we track, and it ranks 13th of 16 for solar yield, a town of 7,676 people in the House of Commons Library settlement data. PVGIS gives its roofs 958 kWh per kWp a year, 2.63 peak sun hours a day averaged across the seasons, and the standard 12 panel model turns that into £866 of year one benefit, £247 of it from your own generation and £619 from export at 12p.
These are starting numbers, not a quote. The calculator below opens on Abersychan's own PVGIS figure; change the panels, the battery or the export rate and it reruns. The design call replaces every assumption with your roof and your bills.
Abersychan sits within Torfaen, its local planning authority, and the House of Commons Library classes it as a small town.
The charger is in the installed price but left out of payback: charging savings depend on your mileage and tariff, which the design call models properly.
Your real roof and usage, worked through on a free 30-minute video call. Use the full form or leave three details below.
Price this for your roof
Three details. We call or text within one working day to book your free 30-minute design call, on video or by phone if you prefer.
Modelled for Abersychan at 51.73047, -3.06513 on PVGIS data, with imports valued at 26.32p/kWh and solar at £1,000 per kWp installed. Sources and assumptions: help page.
Connecting solar to the Abersychan network
Abersychan is served by National Grid Electricity Distribution (NGED): the town's centre falls inside its South Wales licence area on NESO's boundary map.
Most home systems stay within 3.68kW per phase of inverter output, which puts them on G98, a notification to NGED within 28 days of switch-on. Panel count does not decide it; the inverter and any battery do.
A bigger inverter or battery output needs a G99 application in advance. NGED's guaranteed standards give 45 working days for a low voltage generation quotation, with £80 paid for each working day late.
Sources: NESO DNO licence areas (3 May 2024); NGED, guaranteed standards of performance table, checked 25 September 2026. G98 vs G99, explained.
Adding a heat pump or an EV charger in Abersychan
A heat pump in Abersychan
Solar and a heat pump pull in opposite directions through the year: Abersychan's roofs make 840 kWh from November to February on a 12-panel system, and 3,030 kWh from May to August. The heating season leans on the grid, so off-peak rates do the heavy lifting.
In Wales, the Boiler Upgrade Scheme pays £7,500 towards an air source or ground source heat pump and £2,500 towards an air-to-air one, with £1,500 more until March 2027 for homes heated by oil or LPG with no mains gas (gov.uk, checked 28 September 2026).
Charging an EV in Abersychan
A 12-panel roof in Abersychan makes about 790 kWh in July. A typical home uses around 70 kWh of that in daylight (the calculator's typical-use settings), which leaves most of the month's output for an EV or for export.
If you rent, or own a flat, and have private off-street parking, the government chargepoint grant covers 75% of the cost, capped at £500 a socket, until 31 March 2027 (gov.uk, checked 28 September 2026). The calculator above prices a 7.4kW smart charger from £1,100 installed.
What the named kit costs, installed
Every system is designed around your roof on the free call before anything is fitted.
Solar panel servicing and repair in Abersychan
Guidance is nationwide, so the benchmarks hold in Abersychan: repair costs, service scope, and when the inverter is the real fault.
Common questions about solar in Abersychan
What could a roof in Abersychan generate?
PVGIS puts a roof in Abersychan at 958 kWh per kWp a year, 2.63 peak sun hours a day averaged across the seasons. A 12-panel, 6.36 kWp system makes about 6,090 kWh a year, most of it between April and September.
How much are solar panels in Abersychan?
The price does not move by postcode. At £1,000 per kWp installed, 12 panels (6.36 kWp) come to £6,360 in Abersychan before a battery. What Abersychan changes is the return, about 6,090 kWh a year from that system, and your design call prices your actual roof.
Do I need permission from the DNO for solar in Abersychan?
Usually not in advance. NGED, the network operator for Abersychan, only needs a G98 notification within 28 days of commissioning for systems up to 3.68kW per phase. Bigger inverter or battery outputs need G99 approval first. NGED's guaranteed standards give 45 working days for a low voltage generation quotation, with £80 paid for each working day late. "See our DNO explainer.
How much can I earn from exporting solar in Abersychan?
With typical use and no battery, a 12-panel system in Abersychan exports about 5,156 kWh a year. At 12p per kWh that is roughly £619; a supplier paying more, or a battery that keeps more for the evening, changes the figure. See the export rates table.
Do solar panels work in winter in Abersychan?
Yes, at a lower level. PVGIS gives Abersychan 18.8 kWh per kWp in December and 27.8 in January, so a 12-panel system makes about 120 kWh and 180 kWh in those months, against 790 kWh in July. Winter output mostly covers daytime use rather than exporting.
How Abersychan compares with its neighbours
How the towns nearest Abersychan compare on the same PVGIS settings, closest first.
| Town | kWh per kWp a year | vs Abersychan |
|---|---|---|
| Abersychan | 958 | this town |
| Pontypool | 993 | +35 kWh |
| Abertillery | 947 | −11 kWh |
| Newbridge | 999 | +41 kWh |
| Cwmbrân | 1,022 | +64 kWh |
| Abergavenny | 983 | +25 kWh |
| Blackwood | 987 | +29 kWh |
PVGIS v5.2 for each town centroid, identical assumptions throughout. A few kWh either way is weather-year noise; a spread beyond about 30 kWh per kWp is real geography.
Also for Abersychan: Solar panels in Abersychan from OVO Solar & Battery
See a number before you speak to anyone
Answer a few questions about your roof and usage and see an instant solar and battery estimate. No email needed to see the result.
Reading for Abersychan homeowners
Sourced, dated and written by us. The same ground we cover on your free call.
East, west or south facing: what your roof direction really costs you
An east west split gives up about a fifth of the annual total, and can still be worth more than south.
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Read the guide →Get my free quote
Takes about two minutes. We call or text within one working day to book your free 30-minute video design call at a time that suits you. We design it around your roof and your numbers, and our MCS-certified, fully insured installation teams install it.