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Who are we?

ONOFF Electric Co., Inc

ONOFF Electric (Stock Code: 831564) is a high-tech enterprise that provides global customers with products and solutions in the field of green power conversion and applications, integrating R&D, manufacturing, sales, and services. Building on nearly 30 years of advanced electrical equipment manufacturing expertise and extensive experience in international collaboration, ONOFF continuously advances new-quality productive forces. The company focuses on the R&D and manufacturing of efficient and sustainable power conversion equipment, delivering customized application solutions for various industries and customers, and supporting the development of new power systems amid the global energy transition. The company’s product portfolio includes power electronic conversion systems, intelligent electrical control systems, energy storage systems, industrial environmental control systems, site energy equipment, as well as thermal management and power supply solutions for data centers, along with related components. Its products have obtained authoritative certifications such as China’s CQC, North America’s ETL, and the EU’s CE. ONOFF serves customers across Asia, Europe, North America, South America, and Oceania, covering 15 countries, including Fortune Global 500 companies and industry leaders. Leveraging its global R&D and manufacturing footprint, ONOFF delivers end-to-end services through OEM, ODM, and OBM models. With an advanced R&D–manufacturing–sales integrated system and a professional team, the company provides high-quality products and solutions to global customers, continuously creating value.

ONOFF ELECTRIC

PRODUCTS

Our products in related fields have received quality and safety certifications such as China's "CQC", North America's "ETL", and the European Union's "CE". Our clients are mostly Fortune 500 companies and industry leaders, with business spanning the continents of Asia, America and Europe, in 13 countries.

Converter series products

Photovoltaic inverter series products

3MW1GBT hydrogen power supply

IGBT power module

Main control cabinet series products

Cabin integration cabinet series products

The latest

News&Event

Now, it is conducting research and development, sales, and delivery of products for global customers in the new energy industry (wind power, energy storage, electric vehicle charging stations), and the communication industry; with dual research and development bases; establishing a global sales network

2026-06-26

Nacelle Cooling Systems: The Unsung Heroes of Wind Energy

Nacelle Cooling Systems: The Unsung Heroes of Wind Energy Wind energy has rapidly emerged as one of the most sustainable and renewable sources of power globally. Behind the scenes, nacelle cooling systems play a pivotal role in ensuring the success and efficiency of wind turbines. While often overlooked, these systems are essential for protecting critical components from overheating, thereby ensur

2026-06-23

Understanding the Advantages of 5MWh Air-Cooled DC Cabinets in Power Distribution

In the realm of electrical engineering, particularly in power distribution, 5MWh air-cooled DC cabinets are becoming increasingly vital. These cabinets serve as storage solutions for energy systems, particularly in setups that require efficient energy management and distribution. The primary function of a 5MWh air-cooled DC cabinet is to store and manage direct current (DC) energy, which is crucia

2026-06-20

Top Features to Look for in Wind Turbine Dehumidification Units

Top Features to Look for in Wind Turbine Dehumidification Units Introduction to Wind Turbine Dehumidification Units Wind turbine dehumidification units play a critical role in maintaining the integrity and efficiency of wind energy systems. These units help manage moisture levels, which can lead to corrosion and equipment failure if left unchecked. Understanding the features that make these un

2026-06-17

Understanding Centralized Photovoltaic Inverter Cabinets: Key Features and Benefits

Centralized photovoltaic inverter cabinets are integral components in solar power systems, designed to optimize the conversion of direct current (DC) electricity generated by solar panels into alternating current (AC) electricity, which can then be used in homes and businesses or fed into the grid. These cabinets serve multiple functions, providing a centralized location for inverter installation

ONOFF ELECTRIC