Battery Energy Storage Systems.
The gateway to renewable energy.
Battery energy storage systems (BESS) unlock a wide range of applications—from driving renewable technologies and supporting green energy expansion targets to enabling innovative business models like energy trading and stabilizing power grids by providing balancing energy.
Energy storage will be essential in the future. With our extensive expertise and diverse portfolio, we offer tailor-made storage solutions designed to meet your specific needs.

EnergyPack QG
The large-scale storage solution.
This scalable battery energy storage system offers capacities from 4.5 MWh to several hundred megawatt hours. The mtu EnergyPack QG is ideal for applications with high energy requirements or electricity trading and offers maximum flexibility for a sustainable energy future.
EnergyPack QS
The all-rounder.
This compact and versatile energy storage solution with outputs from 200 kVA to 400 kVA is ideal for self-sufficient systems. The mtu EnergyPack QS helps to reduce fuel dependency in small, remote communities and to optimize PV self-consumption in the public or commercial sector.
EnergyPack QL
The container solution.
The mtu EnergyPack QL combines compact design with high performance. With an output of up to 2,000 kVA and a capacity of up to 2,084 kWh per system container, it is the perfect choice for the integration of photovoltaic and wind farms or the provision of balancing energy.
Our storage solutions for a wide range of applications.
With our battery energy storage systems, we cover numerous applications, including trading, peak shaving and the provision of balancing energy. To find the ideal storage solution for your individual requirements, contact us for a customized offer.
Together we will develop the optimal solution tailored to your requirements.
Our value proposition for you.
Industry-leading technology.
Plug-and-play concept.
Flexible, scalable, rapid-reponse.
Wide range of applications.
Our range of services.
RHK Energy Solutions manages all phases of your projects from start to finish in order to realise them successfully.
Planning & Conception
We develop customised solutions that meet your specific requirements.
Construction & Assembly
Our specialists ensure that your projects are realised precisely and on time.
Implementation & Commissioning
We ensure that all systems are optimally integrated and carry out commissioning.
Service & Maintenance
Long-term reliability and optimum performance through regular maintenance and service.