Sodium cells: toward more democratic, durable and safer energy storage
Technical analysis of sodium-ion batteries: abundant materials, up to 20,000 cycles and operational safety. Rigorous comparison with LiFePO4. June 2026.
Solar energy, self-consumption, technology and practical tips to make the most of your installation.
Technical analysis of sodium-ion batteries: abundant materials, up to 20,000 cycles and operational safety. Rigorous comparison with LiFePO4. June 2026.
Practical 2026 guide to choosing a solar battery: capacity (15/30/45/60 kWh), LiFePO4 chemistry, inverter power and when it really pays off. Comparison by consumption profile.
A solar battery in 2026 delivers three stackable income sources: tariff savings, hourly arbitrage and grid services. Real numbers for households and small businesses.
Rigorous analysis of cost per kWh at home with solar panels and LiFePO4 battery. Real ranges 2.3-2.7 c€/kWh depending on use. Case study 5.2 kWp + 30 kWh battery.
The digital battery passport will be mandatory in February 2027 under EU Regulation 2023/1542. What it is, what it requires, who answers (manufacturer or installer) and why your battery should already know its state of health.
Most solar batteries don't need replacing when you think. Real signs, expected lifespan of LiFePO4 vs older chemistries, and the data that tells you whether to swap or keep using your battery.