How to size battery storage for your business
Power, capacity and a year of load data: what we look at before proposing a commercial battery system, and what to have ready before you ask for a quote.
How to size a system, what it saves, how it compares with the alternatives, and which grants and financing apply. Written by the people who design and build these systems.
Articles
Battery storage or diesel generator: choosing backup power
Generators have been the default for backup power for decades. Here is how battery storage compares on switchover time, runtime, running costs and what it does between outages.
Peak shaving: how a battery cuts the cost of reserved capacity
Reserved capacity is paid every month, and going over it costs five times as much or more. How the charge works in Slovakia, and when a battery that trims your peaks is worth it.
Grants for business solar and battery storage in Slovakia: October 2026
Which schemes can help pay for photovoltaics, battery storage and charging in Slovakia as of October 2026, which have closed, and how to be ready for the next round.
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