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Power Transformer Electronic Testing Testing Line 3 Phase Transformer Capacity Testing If Transformer

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Customizable Portable 20A DC Resistance Tester, High Voltage Test Instrument with Multiple Protections for Transformer DC Resistance Testing

Customizable Portable 20A DC Resistance Tester, High Voltage Test Instrument with Multiple Protections for Transformer DC Resistance Testing

US $ 1,338.24-1,389.71 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hubei Yoan Electrical Equipment Manufacturing Co., Ltd

Manufacturer/Factory

Hubei, China Since 2026
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Laboratory Oil Liquid Test Closed Cup Flash Point Measuring Instrument

Laboratory Oil Liquid Test Closed Cup Flash Point Measuring Instrument

US $ 1,800-2,177 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Huazheng Electric Manufacturing (Baoding) Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2015
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Advanced Transformer Testing Equipment for Accurate Ratio and Polarity Measurements

Advanced Transformer Testing Equipment for Accurate Ratio and Polarity Measurements

US $ 2,140-5,399 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hebei Dual Canopy Mechanic Electrical Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2026
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Hdgk Jyc-H Automatic Insulating Transformer Oil Bdv Tester Insulating Oil Bdv Testing Instrument 80kv/100kv Dielectric Strength Bdv Test Kit Oil Tester Machine

Hdgk Jyc-H Automatic Insulating Transformer Oil Bdv Tester Insulating Oil Bdv Testing Instrument 80kv/100kv Dielectric Strength Bdv Test Kit Oil Tester Machine

US $ 1,225-2,380 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Huadian High-Tech Electrical Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2025
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Oil Immersed Intelligent Voltage Withstand Testing Equipment Manual Control Box for Transformer CT PT Insulation Test

Oil Immersed Intelligent Voltage Withstand Testing Equipment Manual Control Box for Transformer CT PT Insulation Test

US $ 900-1,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Shanghai Demiks Electric Power Technology Co., Ltd.

Shanghai, China Since 2025
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Transformer Oil Dielectric Strength Tester, Insulating Oil Testing Equipment

Transformer Oil Dielectric Strength Tester, Insulating Oil Testing Equipment

US $ 1,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Chongqing Acore Filtration Co., Ltd.

Chongqing, China Since 2026
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AC 0~80kv Insulating Oil Breakdown Voltage Bdv Tester/ Dielectric Strength Testing Equipment of Transformer Oil IEC 60156 ASTM D877

AC 0~80kv Insulating Oil Breakdown Voltage Bdv Tester/ Dielectric Strength Testing Equipment of Transformer Oil IEC 60156 ASTM D877

US $ 1,900-2,100 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

Chongqing, China Since 2007
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Cable and Wire High Voltage Pressure Testing Machinery

Cable and Wire High Voltage Pressure Testing Machinery

1 Set (MOQ)
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Audited Supplier
Dongguan Wirecan Technology Co., Ltd.

Guangdong, China Since 2017
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ASTM D93 Automatic Closed-cup Flash Point Tester Transformer Oil Testing Machine

ASTM D93 Automatic Closed-cup Flash Point Tester Transformer Oil Testing Machine

US $ 1,000-2,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hunan Gonoava Instrument Co Ltd

Trading Company

Hunan, China Since 2024
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Manufacture Factory Transformer DC Winding Resistance Testing Equipment

Manufacture Factory Transformer DC Winding Resistance Testing Equipment

US $ 1,099-7,399 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Hertz Power Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Transformer&Cable Line&Motor&Optical Fibre Routine Testing Micro Ohmmeter

Transformer&Cable Line&Motor&Optical Fibre Routine Testing Micro Ohmmeter

US $ 1,542-1,714 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Kaidi Zhengda Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Intelligent 100kv Three Cups Transformer Oil Dielectric Strength Testing Equipment Laboratory Equipment Supplier Provide Other Hipot Tester

Intelligent 100kv Three Cups Transformer Oil Dielectric Strength Testing Equipment Laboratory Equipment Supplier Provide Other Hipot Tester

US $ 3,109 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Refine On (Hebei) Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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Jf-2004 Portable Partial Discharge Tester for Switchgear Transformer Cable Testing

Jf-2004 Portable Partial Discharge Tester for Switchgear Transformer Cable Testing

US $ 1 / Set FOB
1 Set (MOQ)
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Audited Supplier
Delta Technology (Chongqing) Co., Ltd.

Chongqing, China Since 2022
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Auto Dielectric Strength Testing Machine 80kv Transformer Oil Bdv Tester

Auto Dielectric Strength Testing Machine 80kv Transformer Oil Bdv Tester

US $ 1,000-1,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
GOLDSOL(WUHAN)HIPOT TEST EQUIPMENT FACTORY

Hubei, China Since 2012
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Pressure Testing Machine for Aluminum Radiator Group

Pressure Testing Machine for Aluminum Radiator Group

US $ 5,000-8,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Ningbo Xinchang Machinery Co., Ltd.

Zhejiang, China Since 2015
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Transformer Oil Level Gauge Testing Instrument

Transformer Oil Level Gauge Testing Instrument

US $ 10-20 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Tianjin Xingda Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2022
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30kVA 40kVA50kVA Dvdf Testing Equipment Transformer Induced Voltage Tester

30kVA 40kVA50kVA Dvdf Testing Equipment Transformer Induced Voltage Tester

US $ 1,000-10,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
EP HIPOT ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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Power Frequency Oil-Immersed Test Equipment for Transformer and Cable Insulation Testing

Power Frequency Oil-Immersed Test Equipment for Transformer and Cable Insulation Testing

US $ 20,000-200,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Shanghai Lanqi Electric Co., Ltd.

Trading Company

Shanghai, China Since 2025
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DC Hipot Tester with Intelligent Withstand Voltage & Testing Transformer

DC Hipot Tester with Intelligent Withstand Voltage & Testing Transformer

US $ 1,200-3,800 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jinan Hengfeng Electrical Technology Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2021
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Laboratory ASTM D97 ISO3016 Transformer Oil Pour Point Testing Equipment

Laboratory ASTM D97 ISO3016 Transformer Oil Pour Point Testing Equipment

US $ 1,000-1,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Chongqing Blossom Machinery Equipment Co., Ltd.

Trading Company

Chongqing, China Since 2021
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Magnetic Toroid Core Winding Turns Test Instrument 60000 Turns

Magnetic Toroid Core Winding Turns Test Instrument 60000 Turns

US $ 1,139-1,449 / Set FOB
1 Set (MOQ)
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Audited Supplier
SanShine Electronics (Xiamen) Technology Co., Ltd.

Fujian, China Since 2009
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AC DC Dual-Purpose Voltage Tester Dry Type Transformer Testing Device

AC DC Dual-Purpose Voltage Tester Dry Type Transformer Testing Device

US $ 2,000-5,000 / set FOB
1 set (MOQ)
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Audited Supplier
Chongqing Super Mechanical&Electrical Co., Ltd

Chongqing, China Since 2025
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Tangent Delta Transformer Dielectric Loss Test Instruments

Tangent Delta Transformer Dielectric Loss Test Instruments

US $ 1,500-2,800 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Goldhome Hipot Electrical Co., Ltd.

Hubei, China Since 2018
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About Transformer Testing Instruments FAQ

  • QWhat’s the difference between OEM and custom transformers in bulk orders?

    Our Transformer Testing Instruments offers exceptional quality within the Transformer category.OEM transformers follow standard specs, while custom transformers are tailored for unique factory requirements and wholesale projects. OEM transformer distributor prices are usually lower for large quantities. Contact us for help with guide selection and current transformer trends, or request a custom quote today.

  • QHow do I get the best price on wholesale transformers from the factory?

    Upgrade your Transformer with the elegant and durable Transformer Testing Instruments.Compare transformer market trends and work with a direct factory for bulk discount price options. Choosing an established OEM transformer supplier ensures access to top distributor rates and custom features. Ask about current deals or fast RFQs for your next order.

  • QWhat are today's transformer trends and common mistakes to avoid during purchasing?

    The Transformer Testing Instruments is a standout piece in our Transformer collection.Recent transformer demand leans toward energy-efficient OEM and custom units; however, buyers sometimes ignore factory certifications or cost-saving distributor bundles. Always check transformer trends in the industry and discuss custom needs—contact us for a trend guide, factory pricing, or to avoid common sourcing mistakes.

Smart High Quality 3.5 Inch TFT Color Screen Partial Discharge Analysis Testing Detector for Power Transformers

Smart High Quality 3.5 Inch TFT Color Screen Partial Discharge Analysis Testing Detector for Power Transformers

US $ 999-2,999 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Kvtester Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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Rexon Automatic Oil Moisture Analyzer, Karl Fischer Trace Water Tester, High-Accuracy Instrument for Transformer Oil Testing

Rexon Automatic Oil Moisture Analyzer, Karl Fischer Trace Water Tester, High-Accuracy Instrument for Transformer Oil Testing

US $ 2,000-3,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Chongqing Rexon Oil Purification Co., Ltd.

Chongqing, China Since 2019
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Portable Transformer Analyzer Machine for Accurate Curve Testing

Portable Transformer Analyzer Machine for Accurate Curve Testing

1 Piece (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
Three Phase & Single Phase Transformer Turns Ratio Test Instrument

Three Phase & Single Phase Transformer Turns Ratio Test Instrument

US $ 800-1,200 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Goldhome Hipot Electrical Co., Ltd.

Hubei, China Since 2018
Chat Now Send Inquiry
Easy Operation Transformer Oil Dielectric Strength Testing Equipment (IIJ-II series)

Easy Operation Transformer Oil Dielectric Strength Testing Equipment (IIJ-II series)

US $ 800-3,000 / Set FOB
1 Set (MOQ)
Send Inquiry
Audited Supplier
Chongqing TOP Oil Purifier Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2014
Chat Now Send Inquiry
Turn Ratio Transformer Test Single Three Phase Transformer Group Ratio Testing Equipment

Turn Ratio Transformer Test Single Three Phase Transformer Group Ratio Testing Equipment

US $ 850-1,200 / sets FOB
1 sets (MOQ)
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Audited Supplier
Wuhan Huayi Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
Chat Now Send Inquiry
Digital Portable Handheld Pd Test Ultrasonic Ultra Tev Hfct Scan Sensor Partial Discharge Test Instrument for Gis Cable Swich Gear Transformer

Digital Portable Handheld Pd Test Ultrasonic Ultra Tev Hfct Scan Sensor Partial Discharge Test Instrument for Gis Cable Swich Gear Transformer

US $ 12,800-16,800 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Weshine Electric Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2022
Chat Now Send Inquiry
Rexon Intelligent Bdv Test Set, Oil Breakdown Voltage Tester, High-Precision Transformer Oil Insulation Strength Testing

Rexon Intelligent Bdv Test Set, Oil Breakdown Voltage Tester, High-Precision Transformer Oil Insulation Strength Testing

US $ 1,500-3,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Chongqing Rexon Oil Purification Co., Ltd.

Chongqing, China Since 2019
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High-Performance Transformer Testing Equipment for Current and Voltage

High-Performance Transformer Testing Equipment for Current and Voltage

US $ 5,199-5,399 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hebei Dual Canopy Mechanic Electrical Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2026
Chat Now Send Inquiry
CTP-H Variable Frequency Transformer Integrated Detector for CT PT Equipment Testing

CTP-H Variable Frequency Transformer Integrated Detector for CT PT Equipment Testing

US $ 4,299-7,299 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Huadian High-Tech Electrical Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2025
Chat Now Send Inquiry
D210-20A Transformer Winding DC Resistance Tester High Tech Testing Equipment High Accuracy Digital DC Resistance Analyzer

D210-20A Transformer Winding DC Resistance Tester High Tech Testing Equipment High Accuracy Digital DC Resistance Analyzer

US $ 1,500-2,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Demiks Electric Power Technology Co., Ltd.

Shanghai, China Since 2025
Chat Now Send Inquiry
Expert Design Large Scale Transformer Transformer Test Equipment for 1-10000 Ratio Testing

Expert Design Large Scale Transformer Transformer Test Equipment for 1-10000 Ratio Testing

US $ 1,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Delta Technology (Chongqing) Co., Ltd.

Chongqing, China Since 2022
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IEC Standard CT PT Analysis Transformer Characteristics Comprehensive Testing Equipment for Experts

IEC Standard CT PT Analysis Transformer Characteristics Comprehensive Testing Equipment for Experts

US $ 6,000-9,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

Chongqing, China Since 2007
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