Solar Panels in Letterfrack, Co. Galway
Letterfrack, in rural Co. Galway, receives 1,182+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,544 kWh annually, covering 84% of average household electricity use and saving an estimated €1063+ 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 Letterfrack?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Galway
Location
Based on county-level solar data for Galway. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Letterfrack
Letterfrack is a rural area in Co. Galway. It is located away from Galway (66.9 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Letterfrack is F28 — you'll need your full Eircode when applying for the SEAI grant.
Benefits of Solar Panels in Letterfrack
Save on Electricity Bills
Homeowners in Letterfrack can save an estimated €1063+ per year on electricity with a 4kWp solar system generating 3,544 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 Letterfrack, 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 Letterfrack today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Letterfrack
Homeowners in Letterfrack, Co. Galway 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 Galway
SEAI registered solar panel installers covering Galway.
Where can you find solar installers near Letterfrack?
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Solar Panel FAQs for Letterfrack
How much do solar panels cost in Letterfrack?
A 4kWp system in Letterfrack 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 3,544 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Letterfrack?
Based on Galway county data, a 4kWp system in Letterfrack generates approximately 3,544 kWh per year — covering 84% of average household use (4,200 kWh/year). Galway receives around 1,182 sunshine hours annually.
Are solar panels worth it in Letterfrack?
Yes. With estimated savings of €1063+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Letterfrack pays for itself in 4-6 years and lasts 25+ years.
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.
Can I sell excess solar electricity?
Yes. Under Ireland's Microgeneration Support Scheme, you sell surplus electricity at 15-25c/kWh. You need a smart meter (ESB Networks installs free). The first €400/year of export income is tax-free.
How do I get the SEAI grant in Letterfrack?
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.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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