As 2025 begins, many Belgian households are wondering: is it still smart to invest in solar panels? With legal changes, the end of certain incentives, and rising electricity prices, let’s take a closer look.
In summary:
- Installation prices are currently stable but may rise due to increased demand or raw material costs.
- The longer you wait, the longer you delay your savings.
- Regional support schemes may change — it’s wise to take advantage of existing incentives while they last.
Why Is This Topic More Relevant Than Ever in 2025?
The search term “Install solar panels Belgium 2025” is on the rise — and for good reason. This year marks a new milestone in Belgium’s energy transition:
- The prosumer tariff is now fully implemented.
- Electricity prices continue to reach new highs.
- Energy self-consumption is becoming a top priority.
- Return on investment remains attractive, even with regional differences.
Real Benefits of Solar Panels in 2025
1. Immediate Savings on Electricity Bills
Households installing solar panels in 2025 can save up to 70% on their annual electricity consumption. With a home battery, savings are even greater.
2. Strong Return on Investment
Even with the prosumer tariff, the average ROI remains between 7 to 10 years depending on the region. In Flanders and Wallonia, support schemes or partial exemptions help maintain solid profitability.
3. Increased Property Value
Homes equipped with solar panels enjoy a better EPC (Energy Performance Certificate), which often translates into higher resale value. (See our article on EPC.) Voir l'article PEB.
4. Energy Independence
In a volatile energy market, being able to generate and consume your own electricity is a major economic and strategic advantage.
Should You Wait or Act in 2025?
No, it’s not wise to wait. Here's why:
- Installation prices are stable now but may increase with demand or material costs.
- Delaying means postponing long-term savings.
- Regional incentives could change — better to secure current benefits while they last.
What’s Changing in 2025 (By Region)
.Flanders
- End of the "reversing meter" system.
- Self-consumption encouraged through digital meters.
- Potential subsidies for home batteries.
.Wallonia
- Prosumer tariff still partially compensated by the Region (until the end of 2025).
- Qualiwatt premium has ended, but ROI remains solid.
.Brussels
- Green certificate system still active and highly attractive.
- ROI often under 5 years.
Simulate the Cost of Your Solar Installation
Vous pouvez simuler le prix de votre installation ci-dessous:
Use the simulator below to estimate the cost of your solar installation, including all essential components (solar panels, inverter, mounting rails, safety switch, cables, connectors, and labor). Just enter your annual electricity consumption.
⚠️ Important : This is an indicative estimate, not an official quote. Every home is unique — we will tailor your final quote based on your roof’s specifics and your personal needs. .
🧠 How to Calculate the Payback Period?
Simply divide the total cost of the installation by the amount you save on electricity each year.
Example :
If your solar installation costs €6,000 and you save €1,200 per year:
➡️ 6000 / 1200 = 5 years to break even on your investment.
It’s simple, clear, and gives you a concrete view of profitability.
👉 Contact us for a free quote.
Conclusion: Yes, it’s still (and always) worth it!
Installing solar panels in Belgium in 2025 remains an excellent financial and ecological decision. With rising energy prices, mature technology, and ongoing regional incentives, producing your own electricity is more relevant than ever.
🔋 The longer you wait, the more you lose. Take action now to control your energy costs and increase your property’s value.