Solar Panels in Farnham, Co. Cavan
Located just 3.2 km from Cavan Town, Farnham receives 1,250+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,364 kWh annually, covering 80% of average household electricity use and saving an estimated €1009+ per year. With the SEAI grant of up to €1,800 and 0% VAT, the net cost is €3,200–€6,200 with payback in 4–6 years.
What is the solar potential in Farnham?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Cavan Town
Location
Based on county-level solar data for Cavan. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Farnham
Farnham is a area near the county town in Co. Cavan. It is conveniently close to Cavan Town (3.2 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Farnham is A85 — you'll need your full Eircode when applying for the SEAI grant.
Benefits of Solar Panels in Farnham
Save on Electricity Bills
Homeowners in Farnham can save an estimated €1009+ per year on electricity with a 4kWp solar system generating 3,364 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.
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 Farnham today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Farnham
Homeowners in Farnham, Co. Cavan 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 Cavan
SEAI registered solar panel installers covering Cavan.
Where can you find solar installers near Farnham?
Also serving nearby areas in Cavan:
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Solar Panel FAQs for Farnham
How much do solar panels cost in Farnham?
A 4kWp system in Farnham 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 3,364 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Farnham?
Based on Cavan county data, a 4kWp system in Farnham 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.
Are solar panels worth it in Farnham?
Yes. With estimated savings of €1009+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Farnham pays for itself in 4-6 years and lasts 25+ years.
What roof direction is best for solar panels in Farnham?
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.
Can I get solar panels on an east or west facing roof in Farnham?
Yes. East or west-facing roofs still produce 80-85% of the output of a south-facing roof. Many installers recommend splitting panels across east and west to spread generation throughout the day, which can actually improve self-consumption.
What is the Microgeneration Support Scheme?
The Microgeneration Support Scheme allows homeowners to sell surplus solar electricity back to the grid at 15-25c/kWh. You need a smart meter (free from ESB Networks) and a grid-connected system. The first €400/year of export income is tax-free.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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