3 China 
2 Iran 
1 Taiwan 
Gas Insulated Switchgear Manufacturer - China
price: 1.00 Dollar US$
Our Strengths as a Gas Insulated Switchgear Manufacturer
1 - Industry-Leading GIS R&D Capability The first domestic enterprise to complete R&D, network access testing, and batch supply of *standardized & customized GIS* (SF6-insulated, SF6-free, environmentally friendly).
Covering 12kV/24kV/40.5kV/72.5kV, meeting medium-high voltage power grid demands.
2 - CNAS-Accredited In-House Lab Lab certified by CNAS (China National Accreditation Service for Conformity Assessment) – conducts full GIS performance tests: SF6 gas leakage rate test (<0.1%/year), insulation strength test, mechanical operation life test (≥10, 000 times), and extreme temperature resistance test (-30℃~+50℃).
3 - Smart Manufacturing & Quality Control Equipped with a "smart quality control brain" and automated production lines, monitoring the entire GIS manufacturing process (from copper bar processing to gas chamber sealing) to ensure consistent batch quality.
4 - Mature Batch Supply Capacity Stable supply chain for GIS core components (circuit breakers, disconnectors, sensors), supporting urgent project timelines (e.g., 30-day delivery for 12kV/24kV GIS batches).
Company Contact:
- Phone: 13291882665
- Address: Xuexi South Road, Gaohong Town, Lin'an District, Hangzhou, Hangzhou , Hangzhou , China
- Email:
- Website: https://en.jhkdq.com/
Published date: January 3, 2026
- Business Description: Zhejiang Juhonkia Intelligent Electric Co., Ltd. was established in January 2014 - It is a wholly-owned enterprise of the world's top 500 enterprises Zhejiang Transportation Investment Group - Zhejiang Economic Construction Investment Co., Ltd. focuses on power transformation and distribution at 220kV and below.
Primary and secondary equipment, a mixed-ownership high-tech enterprise specializing in the R&D, production and sales of complete sets of intelligent electrical switchgear and its supporting components.
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