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Grandon Technology Limited is a professional manufacturer of electrical equipment and components for switchgear panels up to 40.5kV. With strong R&D capabilities, advanced production systems, and global reach, we deliver reliable power solutions trusted in over 30 countries.
A leading manufacturer in the electrical industry, delivering innovation, quality, and reliability across the globe.
Grandon Technology Limited specializes in the research, development, manufacturing, and trade of electrical equipment and components for switchgear panels up to 40.5kV. We are equipped with a top-ranking R&D team, advanced testing equipment, and a modern management system.
We have established long-term cooperation with several renowned universities and successfully completed numerous scientific research projects, resulting in over ten national patents applied in our products.
High-quality electrical equipment designed for reliability, safety, and performance in power distribution and transmission systems.
Compact, pre-fabricated substations ideal for urban and industrial power distribution with high safety and reliability.
High-precision current and voltage transformers for accurate measurement and protection in power systems.
Complete medium-voltage switchgear panels up to 40.5kV, designed for indoor and outdoor applications.
High-voltage disconnectors for safe isolation of circuits during maintenance and repair operations.
Automatic protection devices for fault interruption and system restoration in distribution networks.
Compact switchgear for secondary distribution networks, offering high reliability and space efficiency.
SF6-insulated switchgear for high-density urban installations with minimal footprint and maximum safety.
Integrated control systems with relay protection, monitoring, and automation for smart grid applications.
High-current power distribution systems for industrial and commercial buildings with low voltage drop.
Cutting-edge technology ensures the highest quality, reliability, and performance in every product we manufacture.
Our box bodies are welded using ABB IRB2600 series robots, ensuring superior strength and aesthetics compared to traditional manual welding.
This system is the first in China to apply a visual vision system to the welding of inflatable cabinet products, significantly improving both welding quality and speed.
We perform dry leak detection on switchgear cabinets using helium mass spectrometry.
The process ensures that the annual air leakage rate of our products remains below 0.1%, guaranteeing long-term gas integrity and performance.
Our integrated assembly line completes the main production processes in a streamlined manner, ensuring consistent product quality and high production efficiency.
From R&D to after-sales support, we provide comprehensive services to meet your electrical infrastructure needs.
Continuous innovation through collaboration with universities and patented technologies.
24/7 expert assistance for installation, commissioning, and troubleshooting.
Global service network with spare parts, maintenance, and training programs.
Access product manuals, certifications, CAD drawings, and technical documentation.
A switchgear panel is an assembly of electrical disconnect switches, fuses, or circuit breakers used to control, protect, and isolate electrical equipment. It plays a critical role in power distribution systems.
We manufacture switchgear panels and components up to 40.5kV, suitable for medium-voltage power distribution and transmission applications.
Yes, our R&D team supports OEM and ODM projects with customized electrical solutions based on client specifications and international standards.
Our products comply with IEC, GB, and other international standards. We provide test reports, type test certificates, and quality assurance documentation.
You can contact our technical team via phone or email for immediate assistance. We also offer on-site support and training upon request.
Reach out to us for product inquiries, technical support, or partnership opportunities.
Phone (Mobile):
+86-18218579204
Email:
Office Address:
Flat/RMB 5/F, Gaylord Commercial Building, 114-118 Lockhart Road, Hong Kong
Factory Location:
C Block, 64#, Long Wuo 2 Road, Long Tian, Pingshan District, Shenzhen, China
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