Installing too small a system means you’ll miss out on savings; too large, and you risk exporting too much for too little. So what’s the right size? Check your usage Look at your annual electricity bill. Most homes use 3,000–5,000 kWh/year. Match the system A 3kW to 4kW system suits the average Irish home. A growing family or EV owner might need more. Think about batteries ... https://solarx.pro/