News
Here you will find the latest analyses, market trends, and regulatory developments related to photovoltaics and energy storage. Our editorial team breaks down complex topics into easy-to-understand terms—with concrete recommendations for investors and businesses.
Buying a Post-EEG Solar Power System: Is the Secondary Market Worth It for Investors in 2026?
PV systems that have exhausted their feed-in tariff support are becoming their own secondary market. How a post-EEG system is valued based on the income value of its remaining term—and why the 2027 EEG reform affects only new systems.
How much will a 100-kWh energy storage system cost in 2026? Prices for Commercial & Industrial Customers
How much will a 100-kWh energy storage system cost in 2026? The guide for decision-makers in commerce and industry who are planning or comparing storage systems of this size—covering cost per kWh, technology, incentives, and cost-effectiveness.
Capacity Market 2026: What the Electricity Act Means for Battery Storage Investors
Germany is introducing a capacity market. This opens up a new source of revenue for battery storage in the long term—though there will still be hurdles to overcome in 2026. What the Electricity Capacity Market Act (VKG) entails.
How will photovoltaic prices trend in 2026—and what does that mean for investments?
Module prices rose for four consecutive months through April 2026—the increase has stalled since July, and the trend for TOPCon is pointing slightly downward. Why the widely circulated explanation about export taxes doesn’t hold up, and why the module price is the wrong lever to adjust in terms of timing.
Agri-PV in Italy as an Investment in 2026: Is It Worth It for Investors?
DM 436/2023 provides support for agrivoltaics with a subsidy of up to 40% plus a 20-year feed-in tariff. What this means for investors with at least €100,000 in the Italian agri-PV market in 2026.
Expanding an Existing Solar Power System: Here's How for Businesses
Want to make use of unused roof space and increase your yield? When expanding an existing PV system, EEG thresholds and tax status are key factors. The 2026 Commercial Guide.
PV Investment Risk 2026: The Skeptics' Hub for Investors in the Due Diligence Phase
Eight risk areas that every PV investor must examine during the due diligence phase in 2026—ranging from revenue write-offs due to negative electricity prices to provider bankruptcies and Italy-specific retroactive regulatory interventions. Includes specific case numbers, mitigation strategies, and a checklist.
Should You Buy an Existing Photovoltaic Plant or Build a New One? The 2026 Investor Comparison
Should you buy an existing plant or build a new one? It’s no longer possible to have both a high feed-in tariff and a long remaining term at the same time. The 2026 Investor Comparison, featuring a present value table, key considerations, and the current EEG rates.
Inverter-Based Power Sharing: An Explanation of Photovoltaic Power Sharing Through a Single System Component
The inverter yield share program is the Helm Group’s photovoltaic investment opportunity: Investors purchase the inverter for a specific PV system and receive a share of the actual electricity yield—backed by the personal liability of the owners of mediplan Helm e.K.
Is Installing Solar Panels on a Warehouse Worth It? The 2026 Logistics Guide
Large warehouse roofs represent Germany’s largest untapped solar surface area. How logistics companies can use them to generate 500 kWp, save approximately 55,000 EUR in electricity costs per year, and take advantage of tax incentives through the end of 2027—the 2026 Guide.
Photovoltaic Contracting 2026: Which Models Make Financial Sense for Your Business?
Photovoltaic contracting shifts the investment in and operation of a solar system to a service provider—you simply purchase the electricity generated by your own roof for 8 to 14 cents per kilowatt-hour instead of 16.7 cents. A comparison of four models and when an upfront investment is still worthwhile.
PV Repowering 2026: How Industrial Companies Are Modernizing Their Existing Plants and Selling Them to Investors
Existing systems on industrial and commercial roofs built between 2010 and 2017 will reach their repowering window in 2026: TOPCon modules deliver +70 to 150% output, Solar Package 1 qualifies for EEG feed-in tariffs, and investors pay 8–12× EBITDA.
Tangible Assets as a Hedge Against Inflation in 2026: Which Tangible Assets Offer Real Protection—and Why Solar Power Fills the Gap
Inflation back at 2.8%, overnight money at a real negative rate, ECB rate hike in June 2026: A sober comparison of gold, real estate, bonds, and solar power—taking into account real returns, the § 7g tax leverage, and the CFD time window through July 17, 2027.
Solar Panel System After 20 Years — What Now? Options, Costs, and Outlook for Owners
In 2026, approximately 66,000 PV systems will no longer be eligible for EEG subsidies. What to do after 20 years? Feed-in tariffs, self-consumption, repowering, or decommissioning—including costs, legal frameworks, and the current rates effective August 2026.
PV Crowdinvesting vs. Direct Investment in 2026: What Investors Really Need to Compare
Solar crowdinvesting promises 5–10% interest starting at €100 — Direct PV investment delivers a base return of 6–10% and up to 10–12% with tax leverage starting at €100,000. A comparison with insolvency cases from 2024 to 2026 in Germany, Italy, and Spain.
PV Yield per kWp in 2026: How Many kWh Are Realistic?
In 2026, a solar power system in Germany will generate an average of about 900–1,100 kWh per kWp per year—the key metric for comparing systems of different sizes and locations. How this figure is derived from irradiance, performance ratio, and degradation.
Investing in Renewable Energy in 2026: How Photovoltaics Stack Up Against Wind, Hydro, and Bioenergy
Anyone looking to invest in renewable energy in 2026 has four options: solar power, wind power, hydropower, and bioenergy. An honest comparison of returns, tax benefits, risk, and liquidity—with clear recommendations for investors with at least €100,000.
Agri-PV as an Investment in 2026: Why Investors with €100,000 Should Take Advantage of the Funding Window Now
The EU state aid approval for the EEG 2023 expires on December 31, 2026; the CfD requirement for systems of 100 kW or more is expected to take effect on July 17, 2027. What this timeframe means for agri-PV investments requiring at least €100,000 in equity—lease factors, Building Code (BauGB) exemptions, and return-on-investment ranges.
Will solar power still be worth it in 2026—despite the CfD requirement, the phase-out of the EEG, and the debate over module prices?
Two risks are causing uncertainty in the PV market in 2026: the mandatory CfD requirement effective July 17, 2027, and the phase-out of EEG subsidies on December 31, 2026. The rise in module prices seen in the first half of the year has leveled off since July. Photovoltaics remain attractive for investors and businesses—offering a 6–10% annual return, with tax benefits potentially increasing the yield to 12%.
Battery Storage Investment in 2026: Revolution or Risk? Opportunities, Models, and Policy Leverage
Is investing in battery storage worth it in 2026—and how? Models, revenues, returns, and the tax incentives under Section 7g of the German Income Tax Act (EStG) and declining-balance depreciation in an honest analysis of opportunities and risks for commercial investors.