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HELZ: Professional C&I Energy Storage & PV-Storage Integration Expert HELZ Energy Storage is a professional manufacturer and solution provider specialized in commercial and industrial (C&I) energy storage, we stay deeply focused on the core track of PV-storage integration, devoting ourselves to developing stable, reliable, and cost-effective battery energy storage systems (BESS) that perfectly match diverse photovoltaic application scenarios. 

## Long-Term Partnership Focus: Support for PV EPC & Distributors We aim to build stable long-term partnerships with industry peers. We are confident in our products, technical solutions and project services, which fulfill bulk delivery requirements for long-term market expansion, prioritizing **sustained industry cooperation**. HELZ conduct in-house product research and development, we provide standardized technical specifications as well as tailored design for specific requests, striving to tackle different challenges. We are looking forward to satisfying the operational demands of professional solar industry partners, prioritizing sustained in-depth cooperation globally. 

## Highly Compatible C&I Energy Storage Systems for PV Projects Our C&I energy storage systems feature high compatibility with **on-grid, off-grid, and hybrid grid conditions**, solar power plants, and distributed solar projects. Equipped with a **mature EMS intelligent energy management system**, the equipment realizes efficient peak-valley load shifting, grid power stabilization and reliable emergency backup power supply, effectively solving the pain points of power supply instability and high electricity costs for industrial and commercial projects. ## Modular Design & International Certifications for Market Competitiveness All our products adopt a modular standardized design, bringing simpler on-site installation, convenient daily operation and lower maintenance costs. Meanwhile, our energy storage solutions are designed complying with the strict and mainstream international industry certifications, such as **IEC 62619** (Safety requirements for industrial secondary lithium cells and batteries), Low voltage Directive **(LVD)** Safety Requirements, **IP** (integral protection level), **UN38.3** (safety of lithium batteries during transportation). Enabling our cooperative partners to smoothly advance local market promotion, project bidding and engineering construction procedures, and enhancing their local market competitiveness. ## Win-Win Cooperation: Support for Global PV Industry Partners HELZ sincerely connect with global qualified peers who pursue steady development and long-term win-win results. We provide complete technical document support from sizing to maintenance (O&M), professional customized solution guidance and thoughtful after-sales service, working hand in hand with all partners to expand the global market of integrated photovoltaic and energy storage industry and achieve mutual development.