Home - HELZ | Professional BESS Manufacturer in China

Source Factory Battery Energy Storage System

261 KWh, 522 KWh Commercial & Industrial PV+, EV+, Diesel+ All-in-one cabinets
Backup Power, Independent Micro-grid, Peak-valley Arbitrage
Technical supports, Sizing, Installing, O&M
No Middleman

Reliable C&I BESS Manufacturer Partner

HELZ manufactures commercial & industrial energy storage equipment with independent R&D and in-house workshop. Our support services cover full-lifecycle stages, including System Design, Installation, O&M. HELZ solutions address Off-grid, PV+, EV+, Diesel, Time-of-use/Peak-shaving needs. We look forward to implementing the greener, smarter industrial world.

Applications

HELZ products achieve seamless integration

Implementing dynamic needs and purposes of energy management.

PV+, EV+, Diesel+ Solutions
Time-of-use / Peak-shaving
Off-grid Areas
Backup Power

Standardized & Modular

Solutions for Commerce and Industry

Highly portable enabling Plug & Play installation and easy O&M, powered by modular design. Equipped with Web/App monitoring on Web/App.

261kWh-125kW, Liquid-cooling system, compact design saving floor space by 30%.
522kWh-250kW, Liquid-cooling system, enables more capacity choices.

Intelligent Energy Management

Solutions for Photovoltaic and EV-Charging+

Build-in ports for direct connection with PV and EV stations.

🔹 104kWh-40kW

Global Certified, CE, IEC, UL, UN38.3

Solutions for Photovoltaic+

Build-in PV port, direct connection with PV systems.

🔹 40kWh-30kW
🔹 60kWh-60kW

Cases with HELZ

Hybrid generator compatibility C&I BESS with grid-adaptive for reliable microgrids. Fully certified to global standards (CE, IEC, UL, UN38.3).

PV+BESS Solution

The PV + BESS solution seamlessly integrates solar generation with intelligent storage, supporting AC & DC coupling, to maximise self-consumption, enable time-of-use arbitrage, and deliver resilient, cost-optimised power.

Micro-grids / Independent Power Plant (IPP) Project

Designed for energy independence at scale, our Micro-grid / IPP solutions integrate PV, storage, and intelligent control to deliver reliable, flexible, and bankable power infrastructure for utilities, industries, and off-grid communities worldwide.

Steel Factory – 8.61MWh Project

Achievements: Saving $172,661 annually by utilizing surplus PV electricity stored during the day to reduce peak demand during nighttime. It also participates in grid’s frequency adjustments. The solution promotes de-carbonisation, enhances power supply stability, and reduces dependence on the grid.

Plug&Play systems, highly integrated for intuitive installation and remote O&M, seamlessly integrate into different grid conditions and hybrid generators.

Long-term Supports

Independent Development for Full-Scenario Applications

Leveraging proprietary grid, off-grid, and hybrid technologies to safeguard long-term project performance and provide continuous maintenance support.

Maximising your Projects' Margins

Cost-effective C&I BESS with global certifications, grid adaptability, and integration with hybrid generators—minimizing lifetime risks, maximizing returns.

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