Merus® ESS
Energy Storage System

Merus® ESS is a high-power, fast-reacting, and reliable lithium-ion-based battery energy storage system fully designed and manufactured by Merus Power.

Customer benefits

  • Scalable and modular structure
  • Merus Power’s support and expertise throughout the device’s entire lifetime
  • Deep understanding of revenue stacking business models for energy storage systems through in-house trading and analysis team
  • Route to reserve markets with own trading and optimization system
  • Cost-effective and top-quality scalable solutions made with Nordic excellence in Finland
  • Over 15 years of experience in power quality and electrical engineering

Technical benefits

  • Reacts to the needs of the electric grid in less than 0.1 seconds
  • Merus® proprietary Technology utilizing optical fiber communication for control
  • Own Merus® Software Technology
  • Native outdoor design – can be placed outdoors, which means reduced cost of cooling and better operational efficiency
  • High operating voltage – better efficiency and reduced electrical installation needs
  • Full one-stop-shop, no scope gaps with energy storage procurement and operations – includes batteries, Power Control System, Battery Management System, Energy Management System, Operating & Maintenance, and trading to a seamless system

With the exception of the batteries, the entire solution from controllers to inverters is manufactured in our own premises in Finland using innovative and high-quality Merus® Technology. Thanks to its scalable technology, modular structure, and easy configurability, our battery energy storage system can be customized according to the individual electrical needs of each customer. Batteries are purchased from the global battery market from major recognized suppliers, always keeping in mind sustainability, energy efficiency, and of course the end customer’s best interest. Therefore, all our battery energy storages are specifically built and tailored to provide the best possible solution.

Merus® Technology is prepared to meet energy transition needs

Our high-quality Merus® ESS is able to react to the needs of the electric grid in less than 0.1 seconds, even though the market requirements are much slower. This ultra-fast reaction time is made possible using Merus® proprietary Technology utilizing optical fiber communication for control. For Merus Power, this communication technology is well-known from our comprehensive power quality portfolio (HPQ, STATCOM, SVC). Our energy storage system customers have the opportunity to participate in the upcoming electricity markets simply through software modifications by Merus Power’s electricity market analysts and software experts.

Creating successful business cases together with our customers

Creating a successful business case in the energy storage market is a collaborative process that hinges on understanding the customer’s specific needs and investment capabilities. At the core of this process is a team that combines expertise in the electricity market, battery technology, and power electronics.

Our approach begins with a comprehensive analysis of the customer’s objectives, which involves a detailed examination of their energy requirements, operational constraints, and future goals. By leveraging our in-house electricity market team, we can forecast market trends, identify pricing opportunities, and ensure that the proposed energy storage solutions are not only technically viable but also economically attractive.

The expertise of our battery specialists is crucial in selecting the right energy storage technology that aligns with the customer’s performance expectations and budget. We evaluate various battery options, considering factors like capacity, scalability, lifespan, and maintenance requirements, to propose a system that offers the best return on investment.

Power electronics is another cornerstone of our business cases. Our extensive experience in this field allows us to design systems that are efficient, reliable, and tailored to the intricacies of the customer’s energy infrastructure. This technical proficiency ensures that the energy storage solutions integrate seamlessly with existing power systems, enhancing overall performance and resilience.

The result is a winning business model that is co-created with the customer, reflecting a true partnership. Our collaborative approach ensures that the solution we devise is not only a strategic fit for the customer’s current situation but also flexible enough to adapt to future changes in the energy landscape.

By combining our deep market insights, cutting-edge battery and power electronics expertise, we work closely with customers to unlock the full potential of energy storage. Together, we craft business cases that are economically sound, technically robust, and strategically forward-looking, setting the stage for a sustainable and profitable energy future.

At Merus Power, we guide you effortlessly through the complexities, ensuring you find the ideal energy storage solution that meets your needs.
No prior knowledge needed—our expertise is at your service.

Merus® Energy Management & Trading Software

The electricity market is in transition, and it is essential to keep up with the times. We are constantly looking for ways together with our customers to find new earning opportunities in different electricity markets. With our own Merus® Software Technology, we are able to keep up and adapt to the needs of the future electricity markets. We turn the challenges of renewable energy into a brand-new source of income.

We have in-house electricity market analysts to follow the current market situation and new trends. Together with our software experts, energy storage specialists, and market analysts, we are constantly developing Merus® Energy Management and Trading Software. We can optimize the benefits of the entire investment, including the aging of the energy storage battery technology.

We have developed and manufactured our energy storage solutions ourselves. We have been using similar technological solutions in our power quality portfolio for years and we know our technology inside and out. Our delivery scope includes basic and detailed engineering designs, equipment, supply, energy management system (EMS), factory and site acceptance tests (FAT and SAT), cloud service, remote access and monitoring, commissioning, start-up, and EPC works. We also provide trouble-free turnkey solutions in both Finland and abroad through our extensive and professional partner network with EPC contracts.

Do you have any questions?

Please contact one of our energy storage experts with questions and inquiries.

Mikko Marttala

Project Development & Financing

+358 50 3659 677

Heikki Ylänen

Senior Sales Manager,
Energy Storage, Nordics

+358 40 486 3721

Ville Julin

Sales Manager,
Energy Storage, Europe

+358 40 355 9380

Jaakko Poutamo

Sales Manager,
Energy Storage, Europe

+358 50 918 0012
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