All Products

• Lightning protection component tester DYFC-2G
• Generator rotor AC impedance tester DY-FZ
• Special standard resistance for lightning protection DY-BZ
• Single battery charge and discharge tester DYXD-100/165
• Battery internal resistance Tester DYXD-NZ
• Battery discharge tester DYXD-F30B
• Battery discharge tester DYXD-F30
• Overhead line grounding fault tester DYXL-300
• Multi functional three-phase nuclear phase instrument DYHX-8700
• Wireless high-voltage nuclear phase of central cabinet DYHX-8600E

• Intelligent Voice Wireless Phase Nucleator DYHX-8600A
• Cable fault location system DYDL-850
• Cable identification analyzer DYDL-15
• Power cable fault tester DYDL-6C
• SF6 gas recovery instrument DYHS-205
• Dielectric loss and resistivity tester DYJS-6000
• Full automatic dielectric loss measuring instrument DYJS-8000
• Micro moisture tester DYWS-II
• Open flash point tester DYSD-702
• Full automatic closed flash point tester DYSD-602

• Three cup insulating oil dielectric strength tester DYJY-III
• Single cup insulating oil dielectric strength tester DYJY-AOT1
• Gas densitometer calibration device DYJY-N
• New SF6 high-precision gas leak detector DY-360
• SF6 gas quantitative leak detector DY-350
• SF6 gas qualitative detector XP-1A
• Handheld power harmonic analyzer DYXB-6A
• Intelligent two-way station area branch identifier DYTQ-6S
• High and low voltage CT transformation ratio tester DYCT-BC
• Power quality analyzer DYDN-810

• Single phase electric energy meter field calibrator DYDN-CS
• Three phase multi-function standard source DYDL-III
• Insulator salt ash tightness integrated tester DYYH-330
• Insulator salt tightness tester DYYM-30
• Complete set of ash density measuring device DYHM-402
• Zero value insulator tester DYJY-18
• Zinc oxide arrester resistive current tester DYBL-601
• Arrester DC parameter tester DYYB-20
• Zinc oxide arrester online tester DYYB-4C
• Arrester discharge counter tester DYJS-I

• Arrester discharge counter test rod PCZ-P
• Leakage protector tester LBQ-II
• Zinc oxide lightning protection online tester DYYB-4A
• Series resonant withstand voltage test device DYBP-88/44
• Triple frequency withstand voltage test device DYSBF-5KVA/360V
• Insulating boots (gloves) withstand voltage test device DY-JX
• High pressure divider FRC-100KV
• Dry type test transformer DYGS-5kVA/50kV
• Digital display large current generator (split type) DDG-1000A
• Gas filled test transformer Deya YDQ

• DC high-voltage generator DYZGF-300\5
• Intelligent ultra-low frequency high voltage generator DYVLF-30KV
• Portable withstand voltage tester DY2670AM
• Power frequency withstand voltage test device control box YDJ-5KVA
• Power frequency AC withstand voltage test device YDJ-25/100
• Power frequency withstand voltage test device
• Three phase thermal relay calibrator DYJR-25
• Portable relay protection tester DYJB-802S
• Six phase relay protection comprehensive tester DYJB-603
• Transformer volt ampere characteristic comprehensive tester DYFA-V

• Three phase capacitance inductance tester DYDR-III
• Single phase relay protection tester DYJB-DX
• Frequency conversion transformer comprehensive tester DYBP-II
• Digital dual-phase voltammetry table clamp SMG2000B
• Circuit breaker simulator DY-ML
• Portable adjustable DC test power supply PS-18
• Vacuum switch vacuum degree tester DYZK-VI
• High current circuit resistance meter DYHL-300A
• Switch contact resistance tester with print DYHL-200A
• Switch contact resistance tester with print DYHL-200A

• Contact resistance loop resistance measuring instrument DYHL-100A
• Grounding downlead continuity tester DYDT-10A
• Portable DC grounding fault detector DYDF-850
• Hand held DC system grounding fault tester PDF3000B
• Grounding resistance tester DY2678
• Tower grounding resistance tester DYJC-III
• Touch screen grounding grid characteristic parameter tester DYDW-5/100
• Clamp type grounding resistance tester DYCR2000
• Double clamp multi-function grounding resistance tester DY5600
• Electronic grounding resistance tester DY2571S

• Hand held grounding resistance tester DY2571X
• Pointer type tramegger DY3122A
• 15KV high-voltage insulation resistance tester DY2575F
• High voltage insulation resistance meter band absorption specific polarization index DY2671H
• Insulation resistance tester DY2670
• Transformer on load tap changer tester DYYC-M Touch screen
• Transformer winding deformation tester DYRZ-302
• Special transformer ratio tester DYBC-TZ
• Automatic transformer ratio group tester DYBC-N
• Three phase DC resistance tester DYZC-3C

• Winding DC resistance tester DYZC-20A
• JY44B DC bridge Built in battery
• DC resistance tester with printing and battery DYZC-10A+
• Transformer DC resistance tester DYZC-5A
• DC resistance fast tester DYZC-3A
• DC resistance fast tester DYZC-2A
• High Precision Battery Internal Resistance Tester DYXD-3000
• 10A Hand-Held DC Resistance Fast Tester DYZC-10B
• Handheld Transformer Capacity Tester DYBR-2000
• Transformer Capacity Tester DYBR-V