Commercial and industrial users take 42% of 2026 batteries, and the operating contract decides payback

The Brazilian battery market is growing while equipment prices fall. Marcio Takata, CEO of Greener, highlighted that 42% of the battery volume contracted in 2026 goes to commercial and industrial users on medium voltage, according to a projection in the 2027 Strategic Energy Storage Study. According to Canal Solar, the share was 51% in 2025, and the segment's volume rose to 511 MWh.

The post cites tariffs, consumption and financing. There is also the cost after purchase. In an analysis dated 11/12/2025, Ember assumes operation and maintenance of about 2% of capex a year, including performance guarantees, a 20 year lifetime and capacity loss of up to 2% a year, which leaves about 65% of the initial usable energy at the end. The calculation is for a utility scale project.

Over two decades, who pays for that maintenance weighs on payback as much as the initial price. With monitoring and guarantees on the supplier, savings become predictable. With the customer, degradation becomes the customer's risk.

The lower price opened the market. The operating contract keeps the numbers standing until the end of the useful life.