Solar Panels in Foynes, Co. Limerick
Foynes is a small town in Co. Limerick with a population of around 512. Located 33.2 km from Limerick, the area has a solar yield of 786 kWh/kWp. A 4kWp solar system generates approximately 3,144 kWh annually, saving an estimated €943+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €3,200–€6,200.
Foynes solar irradiance and generation figures
| Solar Metric | Value |
|---|---|
| Solar Yield | 786 kWh/kWp |
| 4kWp System Output | 3,144 kWh/yr |
| Sunshine Hours | 1,426 hrs/yr |
| Est. Annual Savings | €943+ |
| Household Coverage | 75% of avg use |
Solar yield calculated for Foynes (52.61°N, 9.11°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Foynes
kWh per month (4kWp system)
Foynes at a Glance
| Area Data | Value |
|---|---|
| Population | 512 (Census 2022) |
| Houses/Bungalows (Co. Limerick avg.) | 79% of dwellings |
| Owner-Occupied (Co. Limerick avg.) | 53% |
| Built Before 2000 (Co. Limerick avg.) | 70% |
| Avg. Rooms per Home (Co. Limerick avg.) | 5.1 |
| Elevation | 14 metres |
| Eircode Area | V42 |
| Dist. to Limerick | 33.2 km |
| Location | Inland |
| Coordinates | 52.6111°N, 9.1110°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Shannon Airport, 15.7 km).
Weather & Climate in Foynes
Weather data from Met Eireann (Shannon Airport station, 15.7 km from Foynes). 5-year average (2019–2023).
Solar Suitability in Foynes
Across Co. Limerick, 79% of dwellings are houses or bungalows, with good potential for rooftop solar installations. 53% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 70% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
Renewable Energy Potential in Foynes
Foynes is a small town in Co. Limerick with a population of 512 (CSO Census 2022). It is accessible from Limerick (33.2 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Foynes is V42. You'll need your full Eircode when applying for the SEAI grant. Across the wider Limerick area, 79% of dwellings are houses or bungalows and 53% are owner-occupied (Census 2022). Homeowners in Foynes with a south, east, or west-facing roof are well positioned for solar panels. Based on satellite data for this location, a 4kWp solar system generates approximately 3,144 kWh per year (786 kWh/kWp). The area has moderate rainfall (1078 mm/yr), with a mean temperature of 11°C.
Why Go Solar in Foynes?
Save on Electricity Bills
Homeowners in Foynes can save an estimated €943+ per year on electricity with a 4kWp solar system generating 3,476 kWh annually.
SEAI Grant: Up to €1,800
Get up to €1,800 back from SEAI. The grant is available for homes built before 2021. No means testing. Apply online at seai.ie.
0% VAT on Installation
Residential solar installations are zero-rated for VAT since May 2023, saving approximately €1,000 on a typical system.
Earn from Excess Energy
Sell surplus electricity at 15-25c/kWh through the Microgeneration Support Scheme. The first €400/year is tax-free.
Energy Independence
For homes in rural Foynes, solar panels provide energy security and reduced reliance on the grid. Combined with a battery, you can store power for evening use.
25+ Year Lifespan
A system installed in Foynes today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Foynes Residents
Homeowners in Foynes, Co. Limerick can apply for the SEAI solar PV grant. The maximum grant of €1,800 is confirmed for 2026.
| System Size | Grant Amount | Typical Net Cost |
|---|---|---|
| 2 kWp | €1,400 | €2,000 - €3,000 |
| 3 kWp | €1,600 | €2,500 - €4,000 |
| 4 kWp+ | €1,800 (max) | €3,200 - €6,200 |
Solar Installers in Limerick
SEAI registered solar panel installers covering Limerick.
Top Rated Solar Installers Near Foynes
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Foynes solar panel questions answered
How much do solar panels cost in Foynes?
A 4kWp system in Foynes typically costs €5,000-€8,000 before grants. After the €1,800 SEAI grant and 0% VAT, the net cost is €3,200-€6,200. The system generates approximately 3,476 kWh/year, paying for itself in 4-6 years.
How do I get the SEAI grant in Foynes?
Apply online at seai.ie with your MPRN and Eircode. Use an SEAI-registered installer. Do not start work before your Letter of Offer. After installation, complete a BER assessment. The grant is paid to your bank within 4-6 weeks.
What happens during a power cut?
Standard grid-tied solar systems shut down during a power cut for safety reasons (to protect ESB workers). If you need backup power, you can install a hybrid inverter with battery storage that provides power during outages.
What is the difference between solar PV and solar thermal?
Solar PV panels generate electricity from sunlight. Solar thermal panels heat water directly. For most Irish homes, solar PV is the better investment: it's more versatile, qualifies for the SEAI grant, and you can sell excess electricity. Solar thermal only heats water.
How long do solar panels last?
Modern solar panels are warrantied for 25-30 years and typically last even longer. Panel efficiency degrades by about 0.5% per year, so after 25 years, your panels will still produce around 87% of their original output. Inverters typically last 10-15 years and may need one replacement.
What roof direction is best for solar panels in Foynes?
South-facing roofs produce the most electricity (100% of potential). South-east and south-west roofs produce around 95%. East or west-facing roofs still produce 80-85%. North-facing roofs are generally not recommended for solar panels in Ireland.
How much electricity will solar panels generate in Foynes?
Based on Limerick county data, a 4kWp system in Foynes generates approximately 3,476 kWh per year, covering 75% of average household use (4,200 kWh/year). Limerick receives around 1,281 sunshine hours annually.
Sources
- SEAI — Solar Electricity Grant
- SEAI — Find a Registered Professional
- Revenue — 0% VAT on Solar Panels
- PVGIS — EU Joint Research Centre (solar irradiance data)
- CSO — Census of Population 2022
- Met Eireann — Climate Data
Last updated: March 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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