Green Energy Drives the Future
Powering the Global Energy Industry Showcasing the Value of Switchgear

Powering the Global Energy Industry, Showcasing the Value of Switchgear

CHENNUO ELECTRIC: Experts in Safe Operation Services for Switchgear and Systems in Renewable Energy Power Plants

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Dedicated to the Development of Global Smart Grid

Dedicated to the Development of the Global Smart Grid

CHENNUO ELECTRIC: A Comprehensive Power Equipment Service Provider Integrating R&D, Production, Sales, E-commerce, and Services

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CHENNUO ELECTRIC

CHENNUO ELECTRIC

Developer,manufacturer and supplier of equipment for new and renewable energy sources and electrical power equipment

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Chennuo Electrical
Chennuo Electrical
Security · Stability · Reliability
Smart power equipment full lifecycle system solution service provider

Chennuo Electric Technology Group Co., Ltd. is committed to becoming a leading intelligent distribution network and new energy power station switch safety operation service provider.

The company was founded in 2005 and became a national group enterprise after asset restructuring in November 2021. It has established production and manufacturing bases and technology research and development centers in Luoyang, Xi'an, Tianjin, Zhuhai and other places.

50000
Area
7000+d
Safe operation
5000+
Partners
350000pcs
Accumulated sales
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Applications
Vacuum Contactor
Our vacuum contactors, with their high durability and low maintenance costs, provide reliable control solutions for high and low voltage electrical systems.

Chennuo Electric is a leading manufacturer specializing in vacuum contactors ranging from 1.14kV to 40.5kV. With decades of expertise in R&D and manufacturing, we provide reliable low-voltage (LV), medium-voltage (MV), and high-voltage (HV) vacuum contactor solutions, including the popular CKJ20, CKJ40, JCZ5, and CKG3 series. Our vacuum contactors are engineered for critical applications such as frequent starting of AC motors, transformer switching, and capacitor bank control in industrial automation and power distribution systems. Designed for exceptional safety, long mechanical life, and low maintenance, our products ensure seamless circuit switching even in demanding environments. Partner with Chennuo for high-quality, customized vacuum contactor solutions that meet stringent international performance standards.

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Vacuum Contactor
Applications
Vacuum Circuit Breaker/Recloser
Chennuo Electric's vacuum circuit breakers (VCB) can accurately interrupt fault currents and protect circuits. They are designed for high-voltage applications that require reliable fault isolation.

Chennuo Electric specializes in the design and manufacturing of high-performance vacuum circuit breakers (VCB) ,SF6 circuit breakers and vacuum reclosers for medium and high-voltage power applications. Our extensive product range covers critical voltage levels from 10kV to 110kV, providing robust protection and reliable circuit interruption for substations, industrial power grids, and utility-scale energy projects. Utilizing advanced vacuum interrupter technology, our circuit breakers ensure superior fault-clearing capabilities, long mechanical lifespan, and high operational safety in demanding environments. Whether you require standard equipment or customized solutions to replace existing infrastructure from global brands, Chennuo Electric delivers cost-effective, high-reliability products compliant with international electrical standards IEC 62271-100. Explore our full technical specifications to find the ideal power protection solution for your grid.

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Vacuum Circuit Breaker/Recloser
Applications
Disconnector Switch/Isolator
Chennuo's disconnector switch are easy to assemble and quickly isolate equipment from live lines, ensuring safe circuit isolation during inspection and maintenance. Their simple, durable design and low maintenance costs make them essential components in substations, industrial facilities, and a variety of power equipment applications.

Chennuo Electric is a premier manufacturer of high-performance disconnector switches (isolators), offering reliable power isolation solutions across a broad range of voltage levels from 10kV to 220kV. With over 20 years of expertise, we provide both indoor and outdoor disconnector switches engineered for critical circuit isolation and personnel safety during maintenance. Our product lineup—including the GN series (indoor) and GW series (outdoor)—is designed for superior durability, featuring clearly visible break points and stable mechanical performance in harsh environmental conditions. Fully compliant with international standards IEC62271-102, Chennuo’s isolators are the preferred choice for substations, transmission lines, and industrial power distribution systems. Choose our cost-effective, high-safety solutions to ensure optimal grid stability and maintenance efficiency.

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Disconnector Switch/Isolator
Applications
Load Break Switch
Chennuo has extensive experience in power distribution solutions for industrial and mining enterprises and urban and rural buildings. Our load switches offer robust switching performance and integrated circuit protection, and are dedicated to providing reliable circuit control and isolation equipment for substations and industrial applications.

Chennuo Electric offers a premium range of indoor high-voltage load break switches (LBS), specifically engineered to cover voltage ratings from 12kV to 40.5kV. As a leading load break switch manufacturer, we prioritize safety, durability, and operational flexibility in our power distribution solutions. Our products are designed to provide reliable circuit interruption in demanding industrial and commercial environments, fully compliant with international IEC standards. Featuring rugged construction and advanced arc-extinguishing technology, Chennuo's load break switches ensure optimal power control and grid stability. Explore our product series to find the high-quality, customized electrical solution that meets your specific project requirements.

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Load Break Switch
Applications
Reactive Power Compensation and Harmonic Control
Reactive power compensation and energy-saving treatment system solutions help customers to
improve power quality, reduce power consumption, tap the potential of power generation and supply equipment, and reduce the user's electricity cost.

Chennuo Electric independently develops and produces active power filters (APF) and static VAR generators (SVG). This system monitors high-voltage line parameters such as voltage, current, reactive power, and power factor in real time. Based on these parameters, it provides dynamic compensation for the high-voltage grid, playing a significant role in improving line power factor and voltage, reducing line losses, and enhancing grid power quality.

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Reactive Power Compensation and Harmonic Control
Applications
Battery Energy Storage System
As a professional battery energy storage system (BESS) service provider, Chennuo is committed to providing professional products and services, whether you're a distributor or end user. Chennuo's energy storage systems include residential energy storage systems, commercial and industrial energy storage systems, and battery modules, with capacities ranging from 8kWh to 5MWh and long service life. We also provide OEM/ODM services, welcome your inquiries.

Household energy storage systems allow users to store their own electricity and reduce their dependence on traditional power grids. Chennuo offers a variety of specifications and configurations, including stackable energy storage and wall-mounted energy storage. Commercial energy storage systems are capable of storing and releasing large amounts of electrical energy. They can not only provide energy support during peak hours, but also serve as a backup power source during power outages. They are suitable for factories, office buildings, electric vehicle charging stations, etc. In areas with limited power supply, energy storage cabinets can solve problems such as power shortages and frequent power outages, and realize intelligent and safe power consumption of internal power supplies and loads. It can not only smoothly connect to the main power grid, but also operate independently, meeting or improving users' requirements for power quality, reliability, and safety.

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Battery Energy Storage System
Applications
EV Charging
At Chennuo, we offer a variety of electric vehicle charging pile products and charging station solutions. Different models of AC and DC charging piles can cover different scenarios from home to commercial use, and can meet the charging needs of various new energy electric vehicles.

Our EV charging stations cover charging needs in different scenarios. 7kW and 14kW AC charging stations can meet the needs of home charging stations and are safe and reliable with multiple protection features. 60kW to 480kW integrated DC charging stations enable high-power fast charging and are generally used in commercial charging stations. They are highly reliable and easy to maintain. 360kW to 960kW group-controlled DC charging systems enable dynamic power distribution and are highly flexible, intelligent, and scalable. Please contact us for details.

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EV Charging
Applications
High and Low Voltage Complete Sets
Reliable complete high and low voltage switchgear, Box Transformers, Ring main unit, for industry facilities with system solutions

These products are highly integrated, compact in size, structurally compact, safe and reliable in operation, easy to maintain, and portable. In distribution systems, they can be used in ring network distribution systems as well as in dual power supply or radial terminal distribution systems.

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High and Low Voltage Complete Sets
Applications
Safe Electrical System
Intelligent system for safe electricity use

This system is mainly for the low-voltage power supply network aging electrical lines, electrical fires caused by line or equipment insulation failures caused by electrical fires and electric shock casualties and other accidents for effective prevention and protection.

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Safe Electrical System
Photovoltaic Wind Power Station

Industry application

Photovoltaic Wind Power Station

Photovoltaic Wind Power Station

Photovoltaic Wind Power Station

Photovoltaic Wind Power Station
Green Energy Storage

Industry application

Green Energy Storage

Green Energy Storage

Green Energy Storage

Green Energy Storage
High Energy Consuming Industries

Industry application

High Energy Consuming Industries

High Energy Consuming Industries

High Energy Consuming Industries

High Energy Consuming Industries
Power Switchgear

Industry application

Power Switchgear

Power Switchgear

Power Switchgear

Power Switchgear
Smart Grid

Industry application

Smart Grid

Smart Grid

Smart Grid

Smart Grid
Industrial and Commercial Energy Storage
Industrial and Commercial Energy Storage

Industrial and commercial energy storage refers to enterprises using technologies such as large-scale battery systems and compressed air energy storage to store excess electrical energy for future use. This approach can improve the self-sufficiency of electricity consumption, reduce energy costs, and provide support to the power grid. Industrial and commercial energy storage primarily utilizes energy storage equipment to store surplus electricity. When needed, the stored energy is converted into AC power through inverters for use.

Integrated Photovoltaic Energy Storage

Integrated Photovoltaic Energy Storage

Standalone Energy Storage Configuration

Microgrid Energy Storage

Household Energy Storage
Household Energy Storage

Household energy storage systems, also known as home energy storage solutions, are similar to miniature energy storage power stations that operate independently of urban power grid constraints. During periods of low electricity usage, household battery packs charge and can be used as backup power during peak hours or power outages. In addition to serving as an emergency power source, household energy storage can also balance the electrical load, thereby saving households on electricity expenses.

Integrated optical storage and charging

Integrated optical storage and charging

Configure energy storage system

Partners
ABB
EATON
SCHNEIDER
GE (General Electric)
SIEMENS
CHINA XD GROUP
FJI
XJ
SUNGROW
CHNT
TBEA
TK
Sieyuan
MCC
CHINA PINGMEI SHENMA GROUP
SINOPEC
PINGGAO GROUP CO.,LTD.
CHINA SOUTHERN POWER GRID
CRCC
Mingyang Group
CHINA HUA DIAN CORPORATION
YTO
State Grid
SAC
CRRC
NARI
CITIC Heavy Industries
Hyperstron
Trina bess
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