Energy Storage Redefined.
British Energy Storage Manufacturers of the most flexible energy storage solution on or off the grid.
Here at Multi Source Power our team of experts design, build, and deliver Battery Energy Storage Systems for both on- and off-grid applications. Our high-performance modular BESS fully integrates into any power plant to accelerate return on investment on projects across the globe.
We have a wealth of experience with solutions across the UK and internationally leveraging our low OPEX, energy-dense technology to enable customers to optimise their energy objectives and create new revenue streams from frequency balancing, curtailment and other grid services including dynamic containment.
Our storage systems also provide solutions to projects outside of traditional markets, where stable power can be scarce and investing in the right equipment is vital in providing consumers, businesses and investors with stable power grids. Our grid-forming BESSs tour the globe fuelling high profile events, providing power solutions to some of the remotest communities and reinforce island grids through hybridisation, DC-coupled solar and other renewables.
We are proudly British Made, working to enable the UK and countries around the world to achieve their net zero carbon ambitions.
Outstanding Products.
Powerful | Modular | Integrated | Fast
Flex-ESS1000
The most flexible utility-scale energy storage solution manufactured in Great Britain with 1Hr to 4Hrs+ output, and ultra-low lifetime OPEX and installation costs. Working with multiple power sources and output configurations, the Flex-ESS1000 provides the ultimate modular approach to scalable ESS applications for multi-MW projects.
Flex-ESS500
Designed to provide solutions for commercial and industrial customers, the Flex-ESS500 guarantees grid security, enhances renewables generation and provides UPS backup to keep business as normal. All this in an IP64 shell with the smallest footprint you will find on the ESS market to allow rapid, simple and low cost installation.
Flex-ESS250 Hybrid
Compact, energy dense and built to withstand the elements, the Flex-ESS250 Hybrid is the solution for businesses looking to colocate battery storage with their planned or existing solar and wind generation and for those looking to deploy EV charging equipment. Its rapid installation and discreet size allow a flexible deployment and powerful utility.
Popular Applications.
Recent Projects.
Outstanding Support.
Sales & Planning.
Whatever your energy storage needs are we can engineer the right solution. Give us a call to discover our flexible systems with low EPC costs and minimal OPEX for any situation.
Technical.
From basic enquiries about energy storage to detailed technical information about a specified product for quoting purposes, our team are happy to answer your questions.
After Sales.
Even though our storage systems are specifically designed for low maintenance, we still have an efficient helpdesk ticketing system to ensure any problems are solved fast.
Latest News.
Let’s Work Together.
Feel free to get in touch and discover more about our outstanding products and services. Helping both you and our planet reach a more economical and greener place.
Housing all the necessary equipment in one unit the Flex-ESS500 can be installed quickly and simply onto a small footprint.