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

2026/10/16 00:18:17

Authorized vs Non-Authorized Switchgear: What Should Buyers Know?
When a production line stops because a breaker cannot be serviced, the original purchase price quickly becomes the smallest part of the loss. This authorized vs non-authorized switchgear comparison explains how to choose an authorized switchgear supplier and how to verify switchgear certification before payment. The discussion covers medium-voltage switchgear, electrical distribution equipment,
What Tests Should Low Voltage Switchgear Pass Before Delivery?

2026/10/15 10:21:10

What Tests Should Low Voltage Switchgear Pass Before Delivery?
Before a panel leaves the factory, it must prove that it can switch, protect, insulate, and carry power safely. A qualified low voltage switchgear manufacturer uses design verification and routine verification to check these points. Buyers looking for an IEC 61439 low voltage switchgear manufacturer or a custom low voltage switchgear manufacturer should request test records, not rely only on

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