Ricardo Seixas

ANEEL. Energy-as-a-Service: the model that is changing the market. Another growth driver is the Energy-as-a-Service (EaaS) model, which democratizes access to storage. In this model: the client makes no initial investment (zero CAPEX); BESS is provided as a service, with monthly or performance-based payments; the system can be accounted for as OPEX, generating tax benefits; the supplier operates, monitors, and maintains the entire system. This model is becoming increasingly popular among large consumers of the ACL (Free Contracting Environment), especially when integrated with photovoltaic plants, efficient cogeneration, hybrid microgrids, and highly critical backup systems. The result is an integrated ecosystem where the consumer obtains savings, stability, predictability, and energy autonomy. The impact of Law 15.269/2025 and new regulatory instruments. Law 15.269 creates the basis for: Legal certainty and definition of storage activity. BESS (Balanced Energy Storage System) is now formally treated as an asset of the electrical system, opening space for contracts, tenders and remuneration models. Hybrid projects and participation in ancillary services: Solar and wind power plants are incorporating storage to increase their reliability and competitiveness. Integrating storage into energy planning: Within the scope of the Capacity Auction, BESS (Balanced Storage and Ecosystem Services) can be contracted to deliver power, flexibility, and rapid response. Expanding competitiveness in the ACL (Free Contracting Environment): With the full opening of the free market by 2028, BESS (Balanced Energy Sector System) becomes a strategic energy management tool. Key opportunities for the Brazilian storage market: With the new law, Brazil now offers a fertile environment for storage solutions in multiple segments: Residential backup, self-consumption, solar integration, and preparation for electric vehicles. Commercial and Industrial (C&I) Peak shaving, power quality, backup, EaaS, integration with distributed generation. Utility scale (Front-of-the-Meter) Capacity, optimized dispatch, curtailment mitigation, ancillary services. Off-grid and isolated regions: Diesel replacement, microgrids for remote communities, agribusiness and telecommunications. Distribution utilities (T&D) Non-Wires Alternatives (NWA), virtual grid reinforcement, voltage and frequency management. The country is expected to exceed 2 GWh of annual BESS demand by 2028, becoming one of the world's leading emerging markets. Why is Pylontech poised to be a leader in providing solutions for the Brazilian market? Pylontech is a global pioneer in energy storage and a world leader in the supply of ESS systems. 100% vertically integrated. Total control of the production chain: cell → module → rack → BMS → EMS → complete system, guaranteeing quality, scalability, and safety. 15+ years dedicated exclusively to ESS. More than 2.000.000 systems deployed in 90+ countries. Complete portfolio. From compact residential solutions to high-capacity containerized systems, covering the entire market spectrum. Global service centers and local presence in Brazil. Pylontech has a local technical, engineering, and support team, enabling close, fast, and efficient service. Recognized global leadership, ranked #1 in the global ESS market for three consecutive years and a Tier 1 supplier in storage according to SMM and BloombergNEF. With this structure, Pylontech is strategically positioned to serve everyone from residential customers to large utilities and utility-scale projects. Conclusion: Storage will be the engine of the next energy decade in Brazil. Brazil is definitively entering the era of storage. The combination of regulatory advancements, open free markets, technological maturity, expansion of renewables, and new business models like EaaS creates a perfect environment for BESS systems to become key players in the electricity sector. Pylontech — with its global leadership, complete vertical integration, proven track record, and local presence — is poised to make a decisive contribution to this evolution, supporting consumers, integrators, utilities, and developers in building the next chapter of energy in Brazil.

Ricardo Seixas

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Energy storage is the new driving force in the Brazilian electricity sector: What are the main opportunities in this market?