Solar Panels in Knockaderry, Co. Limerick
Knockaderry, Co. Limerick, receives 1,281+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,476 kWh annually, covering 83% of average household electricity use and saving an estimated €1043+ 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.
Knockaderry solar yield and performance data
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Limerick
Location
Based on county-level solar data for Limerick. Actual output varies by roof orientation, shading, and system specification.
Knockaderry and Renewable Energy
Knockaderry is a community in Co. Limerick. It is accessible from Limerick (31.7 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Knockaderry is V94 — you'll need your full Eircode when applying for the SEAI grant.
Why Go Solar in Knockaderry?
Save on Electricity Bills
Homeowners in Knockaderry can save an estimated €1043+ 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 Knockaderry, 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 Knockaderry today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Knockaderry Residents
Homeowners in Knockaderry, 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.
Nearby Towns Also Served
Also serving nearby areas in Limerick:
Find Solar Installers in Limerick
Browse SEAI-registered installers covering Knockaderry and all of Limerick.
Frequently Asked Questions About Solar Panels in Knockaderry
How much do solar panels cost in Knockaderry?
A 4kWp system in Knockaderry 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 much electricity will solar panels generate in Knockaderry?
Based on Limerick county data, a 4kWp system in Knockaderry generates approximately 3,476 kWh per year — covering 83% of average household use (4,200 kWh/year). Limerick receives around 1,281 sunshine hours annually.
Are solar panels worth it in Knockaderry?
Yes. With estimated savings of €1043+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Knockaderry pays for itself in 4-6 years and lasts 25+ years.
Is my roof suitable for solar panels in Knockaderry?
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 roof direction is best for solar panels in Knockaderry?
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.
Do I need a smart meter for solar panels?
You need a smart meter to sell surplus electricity back to the grid. ESB Networks installs smart meters for free. Your installer submits the NC6 form to ESB Networks after installation, which triggers the meter upgrade if needed.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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