The information requested which has been provided by the SEAI is set out in the following table. Please note that the retrofit figures represent grants provided through SEAI, while Solar PV on new homes is typically installed to meet Building Regulation requirements. As per the latest figures from ESB Networks, the total number of microgenerators connected to the grid is approximately 133,650.
|
Year
|
New Builds
|
Retrofitted (SEAI Grants)
|
|
2021
|
3,333
|
4,077
|
|
2022
|
3,611
|
10,095
|
|
2023
|
3,952
|
22,710
|
|
2024
|
3,302
|
29,151
|
|
2025
|
1,410
|
13,051
|
Note:
• 2025 data is to end of May
• Retrofitted data from SEAI grants only, and does not include potential retrofits outside of SEAI grants
• Data for newbuilds from the SEAI BER dataset