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Winding Tester Product List and Ranking from 5 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Aug 27, 2025～Sep 23, 2025
This ranking is based on the number of page views on our site.

Winding Tester Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Aug 27, 2025～Sep 23, 2025
This ranking is based on the number of page views on our site.

  1. 電子制御国際 Tokyo//others
  2. ウェーブクレスト Saitama//Industrial Electrical Equipment
  3. 東海テクノ 本社 Aichi//Testing, Analysis and Measurement
  4. 4 日置電機 Nagano//Testing, Analysis and Measurement
  5. 5 国際計測器 Tokyo//Testing, Analysis and Measurement
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Winding Tester Product ranking

Last Updated： Aggregation Period:Aug 27, 2025～Sep 23, 2025
This ranking is based on the number of page views on our site.

  1. Impulse winding tester "DWX series" 電子制御国際
  2. Impulse winding tester "DWX-LI series" 電子制御国際
  3. Impulse Winding Tester IWT-10KV ウェーブクレスト
  4. 4 Comprehensive Winding Test Machine 'WTS-05' 電子制御国際
  5. 5 Impulse Winding Tester [Partial Discharge Testing Possible! ST-10K] ウェーブクレスト

Winding Tester Product List

1～13 item / All 13 items

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Impulse Winding Tester ST4030A

Impulse Winding Tester ST4030A

The inspection of motor windings is changing. From one-turn shorts to detecting defects in the rotor assembly state!

The applied voltage has been increased to a maximum of 4200V, and the ST4030 has been reborn as the ST4030A! ● By quantifying the response waveform, a one-turn short can be identified. ● Impulse testing is possible in the rotor assembly state with judgment based on LC and RC values. ● The discharge detection function (optional) accurately detects pseudo-shorts. ● Captures subtle changes in the waveform without missing them, with high-speed sampling × high resolution × long waveform. ● Reduces variation in applied voltage, achieving high accuracy in defective product detection. ● Also supports insulation breakdown voltage testing (BDV) as required by standards.

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Impulse Winding Tester IWT-5000A

Impulse Winding Tester IWT-5000A

Impulse Winding Tester IWT-5000A

The Impulse Winding Tester "IWT-5000A" applies pulse voltages up to 5000V to coils such as inverters and motors, allowing for testing of coil disconnections, shorts, insulation failures, and changes in inductance. By providing narrow (low energy) pulse voltages in the range of 200 to 5000V, the damage inflicted on the tested coil is minimized. It is equipped with an automatic scaling function for measurements and has four types of automatic judgment functions for inspecting insulation failures such as corona discharge. "Main Specifications" ■ Applied Voltage: 200–5000V ■ Applied Energy: Maximum 0.25J ■ Inductance Testing Range: 0.2μH and above ■ Sampling Speed: 8bit/10ns (100MHz) ■ Sampling Memory: 5000Byte ■ Input Impedance: 10MΩ ■ Screen: Color TFC-LCD 5.6 inches 320x234 ■ PC Link Interface: 1. USB2.0 2. RS-232 3. I/O ■ Equipped with four types of automatic judgment methods

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  • transformer
  • Electrical equipment parts

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Impulse Winding Tester IWT-1000L

Impulse Winding Tester IWT-1000L

Supports power inductors and ultra-low inductance coils of 0.1μH for digital devices.

The IWT-1000A is an impulse winding tester specially designed for ultra-low inductance coil measurement, providing programmable impulse voltages from 10V to 1000V. The measured inductance range is from 0.1μH to 50mH, covering almost all types of coils, including high output inductors, transformers, and wireless charger coils. 【 Main Specifications 】 ■ Ultra! Low inductance measurement range: 0.1μH ■ 10V to 1000V programmable impulse ■ High sampling rate ■ Simple & quick testing with 4 waveform comparison method ■ Best waveform analysis with ultra! low voltage measurement steps

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  • transformer
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Impulse Winding Tester [Partial Discharge Testing Possible! ST-6K]

Impulse Winding Tester [Partial Discharge Testing Possible! ST-6K]

Using high-speed sampling technology, it is possible to save the waveforms of the standard/master coil and the DUT (Device Under Test) in the measuring instrument. Partial discharge testing is possible!

The Impulse Winding Tester ST-6K is an essential device for testing winding products such as transformers, motors, rotors, stators, electric valves, generators, and all types of coils. It provides an ideal testing method for detecting insulation failures and uses high-speed sampling technology to save the waveforms of standard/master coils and the DUT (Device Under Test) in the measuring instrument. By comparing the waveforms of the master and the DUT, it is easy to identify the parts without issues. Furthermore, it can display the ideal coil waveform as a master and calculate the inductance values of partial discharges, making the ST-6K particularly effective for production and quality control.

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  • transformer
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Impulse winding tester "DWX-LI series"

Impulse winding tester "DWX-LI series"

Testing of ultra-low inductance coils, which was previously difficult, is now possible! Testing of a 1μH coil in as fast as 10 msec.

The "DWX-LI Series" is a product line specialized for high-speed testing of ultra-low inductance coils, focusing on insulation testing within chip power inductors. With a four-terminal testing circuit, it can apply up to 1000V to coils as small as 1μH. It displays detailed response waveforms with twice the waveform sampling resolution of conventional testing machines. Additionally, it features three modes optimized for insulation testing within coils, and it can accommodate coils with fewer turns. 【Features】 ■ Specialized for insulation testing within chip power inductors ■ Capable of applying up to 1000V to coils as small as 1μH ■ Displays detailed response waveforms with twice the waveform sampling resolution of conventional testing machines ■ Incorporates three modes: "High Speed / Test / Breakdown Test" in one unit ■ Fast operation with a minimum testing time of 10 msec, suitable for use on production lines *For more details, please refer to the PDF document or feel free to contact us.

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Impulse winding tester "DWX series"

Impulse winding tester "DWX series"

The definitive version of low inductance coil testing! The waveform of the 10μH coil is displayed clearly!

The "DWX Series" is a testing machine designed to accommodate various inductance and coil tests in response to the miniaturization and high frequency of coil components. By incorporating a high-speed switch impulse power supply and a high-speed A/D sampling circuit, it has become possible to test low inductance coils, which were previously considered difficult. It can obtain a faithful sine waveform without waveform distortion, and the waveform judgment capability and discharge detection sensitivity have been improved. 【Features】 ■ Enables testing of low inductance coils that were previously considered difficult ■ Improved waveform fidelity and discharge detection sensitivity through resistive voltage division ■ Achieves high sensitivity and high precision testing with high-speed 100MHz, 8K point sampling ■ Utilizes a Laplacian algorithm for discharge quantity inspection, with clear window display ■ Standard equipped with CompactFlash memory card slot *For more details, please refer to the PDF materials or feel free to contact us.

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Comprehensive Winding Test Machine 'WTS-05'

Comprehensive Winding Test Machine 'WTS-05'

Test coils with this one device! It has a built-in 10-channel circuit switcher, allowing for free selection.

The "WTS-05" is a comprehensive winding testing machine that can perform four types of tests: impulse testing, DC resistance testing, AC withstand testing, and insulation resistance testing, all in one device. It is equipped with a built-in 10-channel circuit switcher, allowing for flexible selection. Additionally, we offer optional features such as impulse PD (partial discharge) testing, inductance testing, and rotation direction. 【Impulse Testing Specifications】 ■ Applied Voltage: 0.5kV to 5.0kV in 0.1kV steps (at a 1kΩ resistive load) ■ Evaluation Items: Area, Dif-Area, Flutter, or Laplacian ■ Testing Inductance Range: 10μH or more *For more details, please refer to the PDF document or feel free to contact us.

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Impulse winding tester

Impulse winding tester

Most of the characteristics necessary for coil quality can be inspected in a very short time.

The DWX series is a new winding test device that inherits the performance and reliability cultivated in the previous digital impulse winding testers, the DW and DWS series, while incorporating the latest technology and merging innovative design with visual operability.

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Impulse Winding Tester IWT-10KV

Impulse Winding Tester IWT-10KV

Ideal for high voltage coil measurement. Provides 10,000VDC impulse voltage and a high-speed sampling rate of 100MHz.

The high voltage coil impulse tester IWT-10KV provides a 10,000VDC impulse voltage and a high-speed sampling rate of 100MHz. It is designed to ensure the quality of coils, particularly in the inductance range of 50μH to 50H, such as high-output inductors, transformers, and stator coils. The IWT-10KV can easily detect issues such as insulation failures and insufficient rotation caused by winding materials, winding processes, frames, and magnetic materials by comparing the waveforms of the master sample and the DUT. 【Main Specifications】 ■ Wide inductance measurement range: 50μH-50H ■ Programmable low-energy impulse voltage from 500V to 10,000V ■ 100MHz high sampling rate ■ Simple & rapid inspection with 4 waveform comparison method ■ Best waveform analysis with ultra-low voltage measurement steps ■ Accessories: High voltage test line cable, power cord, user manual, USB interface cable, RS232C cable, CD-ROM

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  • transformer
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Comprehensive Winding Test Machine 'WTX Type II'

Comprehensive Winding Test Machine 'WTX Type II'

DC resistance, impulse, AC withstand voltage, and insulation resistance tests all in one device! Automatic switching too!

The "WTX Type II" is a testing machine that can automatically switch between tests for DC resistance, impulse, AC dielectric strength, and insulation resistance, all in one unit. Compared to conventional models, it has been upgraded from 4 test cables to 6, allowing compatibility with up to 6 lead coils. The connection polarity (Hi, Lo) for each step can be set as desired. 【Features】 ■ Uses an impulse tester as a controller to manage the switch, resistance meter, and dielectric strength meter ■ Compatible with up to 6 lead coils ■ Connection polarity (Hi/Lo) for each step can be set as desired ■ Maximum number of steps: 18 steps ■ Number of condition data storage models: 99 models *For more details, please refer to the PDF document or feel free to contact us.

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Impulse Partial Discharge Winding Test Machine 'DWX-05PD'

Impulse Partial Discharge Winding Test Machine 'DWX-05PD'

A must-see for testing coil components such as inverter motor coils and industrial products!

The "DWX-05PD" is a testing machine that enables partial discharge testing within coils. It can perform partial discharge tests required for the insulation reliability testing of coils, as well as insulation tests for motors, transformers, and other coils used in home appliances, automotive products, and industrial products, allowing for simultaneous AC withstand voltage testing and partial discharge testing. This groundbreaking testing device allows for high-sensitivity pass/fail judgments with simple operations, even without specialized knowledge, and is expected to shorten testing time and reduce the cost of testing equipment. 【Features】 ■ Two necessary tests for coil testing in one device ■ Achieves advanced coil testing at a low cost ■ Stable testing unaffected by environmental conditions ■ Packed with diverse and convenient testing functions *For more details, please refer to the PDF materials or feel free to contact us.

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Winding test device

Winding test device

This is a testing device for stator coils before they are assembled as a motor!

Tokai Techno is engaged in the design and manufacturing of the "Winding Test Device" for testing stator coils before they are assembled as motors. We can accommodate the following test items: - Impulse testing - Insulation withstand voltage testing - Winding resistance testing - Confirmation of winding phase sequence All devices will be designed to match the customer's motor, providing the minimum necessary equipment from automatic testing devices to manual testing devices. *The software that controls the testing equipment and the test content will be determined through consultation. Additionally, we also accept requests for the construction of devices utilizing existing equipment, fabrication of jigs, alignment of shafts, and the production of motor testing/evaluation benches (motor test benches). If you have any concerns related to motor testing equipment, please feel free to consult with us. *For more details, please download the materials or contact us through our company website.

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Impulse Winding Tester [Partial Discharge Testing Possible! ST-10K]

Impulse Winding Tester [Partial Discharge Testing Possible! ST-10K]

Using high-speed sampling technology, it is possible to save the waveforms of the standard/master coil and the DUT (Device Under Test) in the measuring instrument. Partial discharge testing is possible!

The Impulse Winding Tester ST-10K is an essential device for testing winding products such as transformers, motors, rotors, stators, electric valves, generators, and all types of coils. It provides an ideal testing method for detecting insulation failures and uses high-speed sampling technology to store the waveforms of the standard/master coil and the DUT (Device Under Test) in the measuring instrument. By comparing the waveforms of the master and the DUT, it is easy to identify areas without issues. Furthermore, it can display the ideal coil waveform as a master and calculate the inductance values of partial discharges, making the ST-10K particularly effective for production and quality control.

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  • transformer
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