Knowledge Hub

What we are learning about energy flexibility

Market shifts, operations and the engineering behind them, written by the people who run flexibility across 15 European markets and 9 TSOs.

Article · 28 September 2026

France switches on locational grid tariffs, Brussels backs storage, traders underwrite the fleet: 3 shifts in Europe's battery business case

The week of 29 July to 5 August made one thing plain: in Europe, what a battery earns is now set as much by rules and contracts as by the price spread. France switched on a grid…

Article · 28 September 2026

3 shifts in Europe's battery business case this week: proven revenue, a wider map, a shorter supplier list

The week of 5 to 12 August handed battery owners three things worth filing. Germany, Europe's largest storage market, showed the merchant business case works, then admitted…

Article · 28 September 2026

Europe's biggest battery just switched on: 3 signals shaping storage revenue right now

The week of 12 to 19 August 2026 handed battery owners three things to weigh at once. Europe's largest battery went live and a fund bought a set of already-running ones, a solar…

Article · 28 September 2026

A virtual battery hit full power this week: 3 signals on where flexibility money is moving

Between 19 and 26 August 2026, the market kept paying for control rather than raw capacity. A virtual battery in Germany reached its full contracted power, a Swiss utility bought…

Article · 28 September 2026

Baltic batteries just got a trading brain: 3 shifts in where European flexibility money is moving

Between 26 August and 2 September, one thread ran through the European flexibility news: value is moving from building megawatts to routing and controlling them. A Finnish…

Article · 28 September 2026

Battery revenue swung south in July: signals reshaping the European storage business case

Europe keeps adding batteries at pace, with EUPD Research expecting European storage installations to grow about 78% in 2026, led by Germany, Bulgaria, Italy, the UK and Spain (…

Article · 28 September 2026

Flexibility, not megawatts: 3 shifts reshaping Europe's storage business case

Three stories from the week to 16 September 2026 point the same way. A veteran German solar-and-storage developer slid into insolvency even as Vattenfall, Masdar and others…

Article · 28 September 2026

Earning with batteries in Europe

Battery revenue in Europe is still there, but the rules are tightening: index-linked swaps, grid access disputes, and new capacity markets in Spain and Italy.

Article · 11 August 2026

Estonia Just Fixed a Massive Roadblock for Batteries

Estonia has taken a major step toward fairer grid economics by removing double grid fees for batteries.

Article · 11 August 2026

Raido Seppam: The One Pain Point All EPCs Share

EPCs and asset owners are all hitting the same wall: too many assets, too much complexity. Fusebox EMS simplifies it all: saving money, boosting output, and turning storage into profit.

Article · 11 August 2026

3 shifts reshaping where European battery revenue comes from

Three developments in the week of 16 to 23 July 2026 point the same way: a European flexibility market that's getting bigger, more volatile, and more contracted, all at once.…

Article · 11 August 2026

AI in Energy Management: Hype or Gripe?

AI promises smarter energy management, but does it deliver real value or just buzz?

Article · 11 August 2026

Fusebox Secures €2.6 Million to Strengthen European Energy Market

Fusebox, an Estonian startup and the leading flexibility provider in the Baltic states, has secured €2.6 million in funding to accelerate its expansion across Europe.

Article · 11 August 2026

10 Years Strong: Driving Smarter Energy Solutions

As 2025 begins, we proudly celebrate a decade of innovation: Fusebox turns 10!

Article · 11 August 2026

Fusebox: Active Across 13 Markets and Growing Strong

Discover how Fusebox grew from its roots in demand response to become active in 13 markets, offering cutting-edge energy solutions. With insights from our founder, Tarvo Õng.

Article, case study · 11 August 2026

VPP Product Update: Introducing FCR-D Up and Down Capability for PV Assets

We're now offering FCR-D for PV panels in the Nordics, enabling direct market participation without extra batteries. Tested and ready for real-life use!

Article · 11 August 2026

VPP Product Update: 15-Minute Resolution Support for mFRR

Fusebox’s VPP now supports 15-minute bid resolutions for the MARI platform, enhancing Baltic flexibility with precise forecasting, bidding, and reporting for accurate market alignment.

Article · 11 August 2026

MARI Platform Goes Live in Estonia Tomorrow: What to Expect

Starting tomorrow, October 9, 2024, Estonia joins the MARI energy balancing platform, boosting grid stability and energy efficiency across Europe. Learn more about its impact!

Article · 11 August 2026

Inside Solar & Storage UK: Tackling Scalability and Turnkey Challenges

Our team attended the Solar & Storage UK trade show to explore the current state and future direction of the solar and storage sector in the UK and Europe—read our blog to learn more.

Article · 11 August 2026

I Sell VPP Software for a Living: These Are the Top 2 Problems Power Utilities Face

Power utilities face two major challenges: managing complex systems and accessing lucrative markets. Learn how smart solutions can turn chaos into opportunity

Article · 11 August 2026

Virtual Power Plants: What are they and why are they important?

Discover how Fusebox's Virtual Power Plant is revolutionizing the energy game, turning everyday producers into power heroes. Dive in and see the future of sustainable energy, today.

Article · 11 August 2026

Fusebox's Groundbreaking Tech Is Disrupting the Energy Industry's Backstage

In a groundbreaking development that promises to redefine the energy landscape, Fusebox has introduced its latest innovation.

Article · 11 August 2026

The Essential Guide to Smart Batteries: 6 Insights for Battery Owners

Discover the essential insights about Smart Batteries in our guide, helping battery owners revolutionize energy management with six key revelations.

Article · 11 August 2026

Flexible energy use: powering a cleaner future

Reducing energy consumption is considered one of the best ways to mitigate climate change. But where reducing energy consumption is not possible, flexible energy use can be a powerful way to reduce CO2 emissions.

Article · 11 August 2026

6 examples of flexible energy consumption

Sooner or later you are bound to run into such hype words as demand response and flexible energy consumption. But what do these words mean and where does flexibility come from?

Article · 11 August 2026

Fusebox raised €2.5 mln to bring our energy flexibility software to Europe

The investments came from the Dutch energy giant Eneco and the largest Polish bank PKO.

Article · 11 August 2026

Four key trends accelerating demand response adoption

In the renewable energy sector, four main trends will give us momentum this year.

Article · 11 August 2026

Fusebox won the Siemens Future Buildings Hackathon at World Expo

Out of hundreds of competitors Siemens selected Fusebox's solution of easily connecting demand response to different electrical assets.

Article · 11 August 2026

EV charging stations to be tested for the first time for balancing the electricity system

Ignitis, Litgrid and Fusebox have launched a pilot project in Lithuania to investigate how EV charges can help balance the grid.

Article · 11 August 2026

Fusebox raised 1.3 million euros

The raised money will go towards growing the team and expanding to new markets.

Article · 11 August 2026

Fusebox among 41 suppliers to be selected by AI4Cities

Fusebox takes up the challenge of creating an AI for cities to accelerate their transition towards carbon neutrality.

Article · 11 August 2026

FuseBox and Pixii joined forces to develop a unique energy storage system

Combining Pixii batteries with Fusebox's smart software allows for real-time communication between the energy market, client and the storage system.

Article · 11 August 2026

Battery Storage Markets This Week: Capacity Auctions, Grid Queues & M&A

Battery Storage Markets This Week: Capacity Auctions, Grid Queues & M&A Notes from the flexibility desk for 23 to 29 July 2026. Two capacity-market moves this week ran in…

Article · 11 August 2026

The rising cost of imbalance in European energy markets

Settlement periods are shrinking, renewables are harder to forecast, and cross-border platforms are exposing national markets to steeper price swings. Here is what is driving imbalance costs up, where it is sharpest, and what portfolio teams are doing about it.