Solar batteries are one of the highest-value upgrades for homeowners in Northern Ireland. With electricity prices rising and solar performance improving, battery systems now deliver fast payback (often 5–7 years) and major increases in energy independence.
This guide covers costs, best brands, benefits, payback times and how to get accurate NI-based quotes.
Store excess daytime solar power and use it when the sun goes down
Cut your electricity bills by 60–85% and reduce dependence on the grid
Many NI systems now pay back in 5–7 years thanks to rising electricity prices
Backup-ready systems keep essential power running during grid failures
Maximize the value of your solar investment by storing and using more energy
Some batteries can store off-peak electricity even without solar panels
Considering a battery system? Our local NI solar specialists can assess your property and recommend the right battery solution for your needs.
Typical installed prices from NI installers:
Perfect for small to medium homes
Ideal for most family homes
Large homes & businesses
Trusted battery systems installed by Northern Ireland solar experts
Not sure which brand? Local installers will recommend the best option for your home and budget
Real savings Northern Ireland homeowners are seeing in 2026
Annual Savings
Typical household reduction in electricity bills
Grid Reduction
Less reliance on expensive grid electricity
Self-Consumption
Use your own solar power instead of exporting it