Green empowerment, sharing a better life
——Juhonkia Electric
Environmentally friendly and
efficient, intelligent monitoring
——Inflatable cabinet, a smart choice for future power grids
——Small stature, great wisdom
Ring main unit
Bringing agility and intelligence to
urban power grids
——Intelligent integration, security upgrade
Pole mounted circuit breaker
Quality control for a safe and secure future
One-stop power solution
From high voltage to low voltage, making energy management easier
Our Advantage
Zhejiang Juhonkia Intelligent Electric Co.,Ltd
Has a CNAS accredited laboratory
Has a CNAS accredited laboratory
It has a CNAS accredited laboratory, a smart quality control brain, and a shared laboratory...
R&D institutions and corporate research institutes
R&D institutions and corporate research institutes
It has multiple specialized R&D institutions and corporate research institutes, and its products have independent...
Multiple product categories, complete specifications, and intelligent equipment
Multiple product categories, complete specifications, and intelligent equipment
Leading the domestic leading level, digital workshops, intelligent factories...
There is always a ring main unit suitable for you,
and we can provide customized services according to your special requirements.
It has a CNAS accredited laboratory, a smart quality control brain, and a shared laboratory...
OEM/ODM
Hot Products

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Our Products

JSR6-12/24 SF6 gas-insulated metal-enclosed ring main unit
JSR6-40.5 SF6 gas-insulated metal-enclosed ring main unit
GSR6-27.5 SF6 free gas-insulated metal-enclosed switchgear (C-GIS)
GSR6-12 SF6 free gas-insulated metal-enclosed switchgear (C-GIS)
Our Products
Applications

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Case presentation

Hangzhou Metro
Wind power
PV
Airport
Three Gorges of the Yangtze River
News Center

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News information

What is the difference between LV switchgear and MV switchgear?

2025/12/08 00:00:00

What is the difference between LV switchgear and MV switchgear?
Switchgear is a critical component in electrical distribution systems, responsible for controlling, protecting, and isolating electrical equipment. Depending on the voltage level, switchgear is classified into Low Voltage (LV) switchgear and Medium Voltage (MV) switchgear, each serving specific purposes within the power system.
Prefabricated Substation: Function and Applications

2025/12/01 00:00:00

Prefabricated Substation: Function and Applications
Prefabricated Substation is a compact, fully assembled electrical substation that integrates transformers, switchgear, protection devices, and control systems into a pre-engineered modular unit.
How Do Pole Mounted Vacuum Circuit Breakers Protect Outdoor Power Systems?

2025/11/26 00:00:00

How Do Pole Mounted Vacuum Circuit Breakers Protect Outdoor Power Systems?
Pole Mounted Vacuum Circuit Breakers (VCBs) are an essential component in medium-voltage outdoor power distribution systems. Designed to provide reliable switching and protection, these devices are widely used in rural, industrial, and utility networks where robust, low-maintenance solutions are required.
Metal-Clad Switchgear: Benefits, Types & Applications

2025/11/21 00:00:00

Metal-Clad Switchgear: Benefits, Types & Applications
Metal-Clad Switchgear is a type of medium-voltage electrical switchgear where each functional unit, including circuit breakers, busbars, and transformers, is housed in a separate metal enclosure. This design ensures enhanced safety, operational reliability, and ease of maintenance.
What is Gas Insulated Switchgear (GIS) and How Does It Work?

2025/11/17 00:00:00

What is Gas Insulated Switchgear (GIS) and How Does It Work?
Gas Insulated Switchgear (GIS) is a type of high-voltage electrical switchgear in which the key components—such as circuit breakers, busbars, and disconnectors—are enclosed in a sealed container filled with insulating gas, typically sulfur hexafluoride (SF6).

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