Making the industry smarter-Making the environment greener

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.

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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.

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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

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2026-07-08

The Role of Automation in Wind Turbine Nacelle Control Cabinets

The Role of Automation in Wind Turbine Nacelle Control Cabinets Table of Contents 1. Introduction: Understanding Nacelle Control Cabinets 2. The Importance of Automation in Wind Energy 3. Key Components of Nacelle Control Cabinets 4. Cutting-edge Automation Technologies 5. Benefits of Automation in Control Cabinets 6. Challenges and Solutions in Automation Implementation

2026-07-05

Understanding Nacelle Air Cooling Units: Essential Insights for Industrial Applications

Nacelle air cooling units are specialized systems designed to regulate temperature and manage airflow within enclosures, such as those found in wind turbines or other industrial equipment. Their primary function is to cool components and ensure optimal performance by preventing overheating, which can lead to equipment failure and reduced efficiency. One of the key advantages of nacelle air cooling

2026-07-02

Liquid Cooling Solutions: A Deep Dive into Large Mainframe Innovations

Liquid Cooling Solutions: A Deep Dive into Large Mainframe Innovations Table of Contents Introduction to Liquid Cooling Solutions The Importance of Cooling in Mainframes How Liquid Cooling Works Types of Liquid Cooling Systems Direct Liquid Cooling Indirect Liquid Cooling Advantages of Liquid Cooling Solutions Challenges and C

2026-06-29

Optimizing Cooling Solutions for Wind Turbine Nacelles: Essential Insights

The nacelle of a wind turbine houses critical components such as the gearbox, generator, and control systems. These components generate significant amounts of heat during operation, which can affect performance and lifespan. Therefore, effective cooling solutions for wind turbine nacelles are essential to maintain optimal operating conditions and enhance overall efficiency. One of the primary meth

ONOFF ELECTRIC

contact us

ONOFF ELECTRIC Co., Inc. (Headquarters)

Address: Yanjiao National High-tech Industrial Development Zone, Sanhe City, Hebei China

Tel: 86-10-80841499

Beijing Branch

Jingjiang Branch

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