About Hongzhe Electrical
Yiwu Hongzhe Electrical Co., Ltd. is a China-based manufacturer specialising in SF6 gas handling equipment, high voltage test systems, transformer testing instruments, and electromagnetic shielding rooms for the global power industry.
Who We Are
Founded in Yiwu, Zhejiang Province, Hongzhe Electrical has been supplying high-voltage test and measurement equipment to power utilities, transformer manufacturers, cable factories, and electrical engineering companies worldwide. Our factory is located at No. 601, Unit 1, Building 5, Nanzhou Garden, Jiangdong Street, Yiwu - strategically positioned near Ningbo and Shanghai ports for efficient global logistics.
We cover the full value chain from R&D and manufacturing to export documentation, on-site installation support, and after-sales service. Every product is designed to comply with IEC international standards, and CE certification is standard on all equipment exported to European markets.
Why Buyers Work With Us
- Factory-direct pricing - no intermediary markup, competitive FOB quotes
- CE marking and IEC compliance documentation included with every shipment
- Full export package: commercial invoice, packing list, CE Declaration, test certificate
- Technical support: commissioning assistance and remote troubleshooting
- Pre-shipment inspection supported by SGS, TÜV, and buyer-nominated agencies
- Custom configurations available - voltage class, capacity, and control interface
- Dedicated export coordinator - single point of contact per account
Certifications & Standards
Our Product Categories
Six specialised categories for the power testing and gas management industry.
SF6 Gas Equipment
Complete range of SF6 and C4F7N gas handling equipment for high-voltage switchgear and GIS maintenance: leak detectors, service carts, recovery units, and gas analyzers.
View products >High Voltage Test Equipment
High-voltage test equipment and project parts for power utilities, manufacturers, test laboratories, and EPC contractors.
View products >GIS Parts
GIS parts for multiple switchgear brands, including gas density monitors, filling connectors, valves, insulators, and related accessories.
View products >Transformer Testing
Comprehensive transformer testing instruments: turns ratio testers (TTR), winding resistance meters, short-circuit impedance testers, and complete transformer test facilities.
View products >PD & Tan Delta Measurement
Partial discharge (PD) detection systems and capacitance & tan delta (C&D) measurement instruments for insulation condition assessment of high-voltage apparatus.
View products >Low-voltage Components
Low-voltage and low-power electronic components supplied for maintenance, repair, OEM production, and sourcing programs.
View products >Contact & Location
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