Our Products
Comprehensive range of high-voltage test equipment, partial discharge detection systems, SF6 gas analyzers, transformer testers, and more — engineered for precision, durability, and safety.
GDCY-1000kV/100kJ Impulse Voltage Test System
High-energy impulse generator for lightning and switching surge tests on transformers, insulators, and HV equipment.
GDPD-316M Handheld Partial Discharge Detector
Portable, sensitive PD detector with ultrasonic and TEV sensors for on-site diagnostics of switchgear and transformers.
GDSF-411WPD 3-in-1 SF6 Gas Analyzer
Measures SF6 gas purity, humidity, and SO2 concentration with built-in pump for fast, accurate field analysis.
VLF-Series Portable VLF Hipot Test System
Compact, lightweight VLF AC hipot tester for field testing of cables and switchgear up to 66kV.
GDUVI-41 UV Imager
Detects corona discharge and surface arcing using ultraviolet imaging for preventive maintenance.
GDBT Series Transformer Test Bench
All-in-one solution for comprehensive transformer testing including turns ratio, winding resistance, and insulation loss.
GDYD-2030A AC/DC Hipot Test Set
Dual-mode high-voltage tester for AC and DC dielectric strength testing of electrical components and assemblies.
GDKC-15A Circuit Breaker Analyzer
High-precision timing and motion analysis for medium and high-voltage circuit breakers.
GDPD-414 Portable Partial Discharge Detector
Advanced multi-sensor PD detection system with real-time spectrum analysis and data logging.
GDHG-106B CT/PT Analyzer
Automatic transformer ratio, polarity, and excitation curve tester for current and voltage transformers.