Solar Panels in Lough Gowna, Co. Cavan
Lough Gowna is a village in Co. Cavan with a population of around 400. Located 18.1 km from Cavan Town, the area has a solar yield of 841 kWh/kWp. A 4kWp solar system generates approximately 3,364 kWh annually, saving an estimated €1009+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €6,500–€7,200.
What is the solar potential in Lough Gowna?
| Solar Metric | Value |
|---|---|
| Solar Yield | 841 kWh/kWp |
| 4kWp System Output | 3,364 kWh/yr |
| Sunshine Hours | 1,250 hrs/yr |
| Est. Annual Savings | €1009+ |
| Household Coverage | 80% of avg use |
Based on county-level solar data for Cavan. Actual output varies by roof orientation, shading, and system specification.
Lough Gowna at a Glance
| Area Data | Value |
|---|---|
| Population | 400 (Census 2022) |
| Elevation | 61 metres |
| Eircode Area | H12 |
| Dist. to Cavan Town | 18.1 km |
| Location | Inland |
| Coordinates | 53.8557°N, 7.5161°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Ballyhaise, 25.6 km).
Weather & Climate in Lough Gowna
Weather data from Met Eireann (Ballyhaise station, 25.6 km from Lough Gowna). 5-year average (2019–2023).
Solar Power in Lough Gowna, Co. Cavan
Lough Gowna is a village in Co. Cavan with a population of 400 (CSO Census 2022). It is a short drive from Cavan Town (18.1 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Lough Gowna is H12. You'll need your full Eircode when applying for the SEAI grant. The area receives around 1,250 sunshine hours annually, allowing a 4kWp solar system to generate approximately 3,364 kWh per year. The area has moderate rainfall (1102 mm/yr), with a mean temperature of 9.9°C.
Advantages of Solar Energy for Lough Gowna Homeowners
Save on Electricity Bills
Homeowners in Lough Gowna can save an estimated €1009+ per year on electricity with a 4kWp solar system generating 3,364 kWh annually.
Increase Property Value
Solar panels improve your BER rating and can add up to 4% to your property value.
25+ Year Lifespan
A system installed in Lough Gowna today will generate clean electricity for 25-30 years with minimal maintenance.
Solar grants available in Lough Gowna
Homeowners in Lough Gowna, Co. Cavan can claim up to €1,800 from the SEAI solar PV grant (2026). Combined with 0% VAT, the net cost of a 4kWp system is typically€6,500–€7,200.
287 SEAI-registered solar installers serve Lough Gowna, Co. Cavan. Compare installers in Cavan or read verified reviews.
Solar Installers Serving Lough Gowna
SEAI registered solar panel installers covering Lough Gowna, Co. Cavan.
Fanning Electrical and Solar Ltd
carlow, cavan, clare +23 more
Sola
carlow, cavan, clare +23 more
Treacy Solar
carlow, cavan, clare +23 more
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Your solar questions for Lough Gowna
How much do solar panels cost in Lough Gowna?
A 4.4 kWp system in Lough Gowna typically costs €8,300–€9,000 before grants. After the €1,800 SEAI grant and 0% VAT, the net cost is €6,500–€7,200. The system generates approximately 3,364 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Lough Gowna?
Based on Cavan county data, a 4kWp system in Lough Gowna generates approximately 3,364 kWh per year, covering 80% of average household use (4,200 kWh/year). Cavan receives around 1,250 sunshine hours annually.
Is my roof suitable for solar panels in Lough Gowna?
Most roofs are suitable. You need at least 15-20 m² of unshaded roof space for a typical 4kWp system (10 panels). South, east, or west-facing roofs work well. Your installer will assess your roof's orientation, angle, and structural suitability during a site survey.
What size solar system do I need for my home in Lough Gowna?
Most homes in Lough Gowna benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 80% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
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.
What is the payback period for solar panels in Lough Gowna?
With a net cost of €6,500–€7,200 after the SEAI grant and savings of €1009+ per year plus export income, a typical solar system in Lough Gowna pays for itself in 4-6 years. After payback, you get 20+ years of near-free electricity.
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.
Can you go off-grid with solar in Lough Gowna?
Fully off-grid setups are rare in Lough Gowna. Most homes stay grid-connected and sell surplus back through the Microgeneration Support Scheme. A hybrid inverter with 10-20 kWh of battery storage covers evenings and power cuts, which is what most people searching "off-grid" actually want. A true off-grid system needs a much larger array and battery bank, and you lose the grant-supported export income.
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: August 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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