Concept view of battery storage containers on the open Dobrogea plateau in Romania, with dry farmland and distant wind turbines.

Romania's energy markets

Maximize BESS
profitability.

Use market intelligence, battery control and revenue planning to get more from your storage assets.

Market intelligence. Asset control. Revenue planning.Scroll to explore

The Denki approach

Connect storageto market opportunity.

Understand prices, coordinate battery operations and compare revenue scenarios. Denki brings the tools together for BESS owners, operators and developers in Romania.

Work with us

Battery energy storage systems

Put stored energy
to work.

Understand the market. Manage your battery assets. Plan how storage fits your project, with tools built for Romania's energy sector.

See the market behind every decision.

Follow electricity prices and balancing market activity. Give your team the information to decide when stored energy has the most value.

Explore market data

DENKI / Market intelligence

Romania, day-ahead prices

Delivery Sep 12, 2026OPCOM ↗

Minimum: 3.30RON/MWh
Daily average: 814.35RON/MWh
Maximum: 1297.35RON/MWh

96 intervals · 15 minutesCleared prices

Connect the market to your battery.

Monitor battery status and manage charge and discharge schedules. Bring market decisions and day-to-day operations into one workflow.

Explore the platform

DENKI / Asset control

Concept image showing the exterior of a battery storage container. — Battery storage, connected to your operations.

Power: 1 MW
Energy input: 2 MWh
Efficiency: 85%

A modelled dispatch cycle

1 MW import for 2 hours; 0.85 MW export for 2 hours. Modelled charge in intervals 49 to 56, discharge in 68 to 75, using the 12 September prices. Not asset telemetry.

ChargingDischargingStandby

Understand the investment before you commit.

Compare storage capacity, market allocation and investment scenarios. Use the calculator to explore the assumptions behind a BESS project.

Open the calculator

DENKI / Revenue planning

What one cycle earns

Delivery Sep 12, 2026OPCOM ↗

Battery case

Energy bought: 17.00 RON
Energy sold: 1970.09 RON
Energy margin: 1953.09 RON

Two hours charging, then two hours discharging. At 85% round-trip efficiency, 1.70 MWh reaches the grid.

Modelled best pair of non-overlapping windows at these cleared prices. Before fees, degradation, operating costs, capex and taxes. One day is not an annual return.

85% efficiency assumption · NREL ATB ↗

For battery owners, operators and project developers.Discuss your BESS project

Energy communities

A Denki spinoffEnergy Communities Initiative

Local energy.
Shared opportunity.

Energy Communities Initiative is a Denki spinoff helping people, local authorities and organisations develop energy communities in Romania. It brings practical project support and technical expertise to locally owned renewable energy.

Discover the initiative

What members do: Produce and use renewable electricity together, through a locally owned organisation.
How ECI helps: Practical support with project planning, technical questions and setting up the community.

Map illustration of Mogoșoaia from Energy Communities Initiative. — Energy starts with a community.

About Denki

Energy moves fast.
So do we.

We develop and implement BESS software with short feedback cycles. Your team gets fast tools for market decisions and efficient battery operations.

Our work extends into energy conferences, industry discussions and partnerships. We bring practical experience with battery storage and market tools to those conversations.

Connect with Denki