• cable AC voltage withstand resonant test device
• AC resonant test system
• Variable Frequency Series Resonance Test Device
• adjustable resonant tester
• adjustable power frequency resonant tester
• SF6 Partial Discharge test set
• GTU Non Partial Discharge High voltage test system
• Power frequency Non Partial Discharge resonant test device

• HM-YD AC/DC Hipot Test Set(oil immersed type)
• HMZGF DC High Voltage Tester
• HMCOP Very Low Frequency ac hipot Test
• HMSFQ Triple frequency power generator
• HMDBF Multiple frequency test generator
• HMSLQ-Primary current injection test set
• HMJS-T Insulation boots(gloves) hipot tester
• HMJS-3 Insulation boots(gloves) hipot tester
• HMFRC AC DC voltage divider
• Primary Current Injection Test Set with temperature rising function
• sulphur hexafluoride (SF6) test transformer
• HM-GTB Dry Type Testing Transformer
• impluse voltage generator
• HV hipot test set
• AC DC high voltage divider
• HM 2680YD Electric voltage detector support-A
• HM 2680YD Electric voltage detector support-A
• Hipot Tester
• Withstand Voltage Tester

• HMCTP-100P Transformer comprehensive Tester
• HM404 CTPT Analyzer
• HM6060 Transformer volt-ampere characteristic tester
• HMDBF Multiple frequency
• HMSFQ Triple frequency

• HM6080 High-voltage switch characteristic tester
• HM6090-200A Loop Resistance Tester
• HM6090-100A Loop Resistance Tester
• HMSLQ-1000A Full-automatic large current generator
• HMSLQ-2000A Full-automatic large current generator
• HM6081 Circuit Breaker Analyzer(Graphite contact)
• HMGY High and low voltage switchgear power test bed
• HM6070 vacuum degree tester of vacuum switch

• HMJBC-6000 optical digital relay protection tester
• HMJBC-1200 Microcomputer Relay Protection Tester
• HMJBC-702 Micro-Relay Protection Tester
• HM802 relay protection tester
• HM701 single phase relay protection tester
• HM35C Three-phase power quality analyzer
• HM3030 SF6 Gas density relay calibrator

• HM5001 Transformer Ratio Tester
• HM5002 5A DC Resistance Tester
• HM5002 Transformer DC Resistance Tester 10A
• HM5002 series 20A DC Resistance Tester
• HM5003 Transformer capacity tester
• HM5006 Anti-interference dielectric loss tester
• HM5008 Transformer on load tap changer tester
• HM5010 transformer winding deformation tester
• HM5050 transformer comprehensive Test Bench

• HM6050 Cable Fault test system
• HM220 pipeline&cable locator
• HM9800 underground cable and pipeline detector
• HM2008 Transmission line parameter tester
• HM-K10 High voltage bridge tester
• HM2002 Live Cable Identificator
• HM-A30 Cable fault test system

• HM401 transformer trace oil moisture tester meter
• HM501 Closed Cup Flash Point Tester
• HM5007 Insulation Oil Dielectric Strength Tester(single cup)
• HM803 Insulation Oil Dielectric Strength Tester(three cups)
• HM203 Water-Soluble Acid tester
• HM601 full-auto Insulating oil Dielectric loss and resistivity tester
• HM301 interface tension meter
• HM3030 SF6 Gas density relay calibrator
• HM3020X Gas qualitative leak detector
• HM3020L Gas quantitative leak detector
• HM703 Automatic oleic acid tester
• hm9890 portable transformer oil dissolved gas analyzer

• HM3001 Ground Network Earth Resistance Tester(3-5A)
• HM 2571 grounding resistance tester
• HM 2571B Electric Clamp On Earth Resistance Tester
• HM3002-10A Grounding Conduction Tester
• HM2010 Insulation resistance tester
• HM2000B Double Clamp Digital Phase Meter
• HM2306 10kV Insulation Resistance Tester
• Insulation resistance Tester For Water Cooled Generator

• HM6010 Zinc oxide arrester tester
• HM6020 Zinc oxide Arrester tester (DC)
• HM6030S Zinc oxide arrester discharge Counter
• HM6030 Zinc Oxide Lightning Arrester Discharge Counter Tester