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Voltage Withstand Tester Product List and Ranking from 13 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

Voltage Withstand Tester Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

  1. 東京精電 Tokyo//Industrial Electrical Equipment
  2. 関西電力送配電 技術試験センター Hyogo//Electricity, Gas and Water Industry
  3. ウェーブクレスト Saitama//Industrial Electrical Equipment
  4. 4 ムサシインテック Saitama//Industrial Electrical Equipment
  5. 4 音羽電機工業 Hyogo//Industrial Electrical Equipment
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Voltage Withstand Tester Product ranking

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

  1. Commercial frequency withstand voltage testing equipment 関西電力送配電 技術試験センター
  2. Dielectric Strength Tester IP-701G ムサシインテック
  3. Dielectric Strength Tester OT Series 音羽電機工業
  4. 4 【Stock status can be confirmed】AC dielectric strength tester 'TWV Series' 東京精電
  5. 5 Portable DC Voltage Withstand Test Machine 東京精電

Voltage Withstand Tester Product List

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Dielectric strength tester [8528]

Dielectric strength tester [8528]

Outputs test results via RS-232C, convenient for storing and analyzing test data.

■Corresponds to dielectric strength tests based on the Electrical Appliance and Material Safety Law and various safety standards. ■Safety-focused design with interlock function and key lock function. ■Equipped with memory function for 9 types of test conditions. ■Standard RS-232C output for test results. ■Status output for test conditions and judgment results. ■Remote control capable of external control.

  • Testing Equipment and Devices
  • Electrical Instruments/Electrometers

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Dielectric strength tester [8529]

Dielectric strength tester [8529]

AC dielectric strength tester with an output voltage of 10 kV and an output capacity of 500 VA.

Standard features include serial communication and I/O for remote control, making it compatible for integration into automatic testing equipment. The output voltage supports two ranges of 5 kV and 10 kV, with an output capacity of 500 VA.

  • Testing Equipment and Devices
  • Defect Inspection Equipment

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High-Speed AC Voltage Endurance Tester MODEL: 8507 / 8508

High-Speed AC Voltage Endurance Tester MODEL: 8507 / 8508

Achieving a high tact time of 50ms at the fastest speed.

This is a high-speed response dielectric strength tester that determines results by applying a test voltage in a 2-cycle manner. It contributes to increased productivity during the mass production of multi-pin connectors and multi-core harnesses with a large number of test points. By adopting a peak hold method, it detects leakage currents from rapid changes without missing them. It can store and recall 8 patterns of test conditions for conducting tests. The MODEL 8508 comes with a micro-short check function.

  • Testing Equipment and Devices

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Capacitor pulse withstand voltage test device

Capacitor pulse withstand voltage test device

Advanced testing equipment designed for impulse voltage testing of capacitors.

This device effectively tests the voltage withstand performance of various capacitors, ensuring reliability and stability in high-voltage environments. Additionally, the CA-6K can supply a maximum voltage of 6,000V. This voltage is suitable for testing various capacitors, including medium voltage, high voltage, and special purpose capacitors.

  • Capacitor
  • Other electronic measuring instruments
  • Testing Equipment and Devices

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199 Insulation Breakdown Voltage Test Machine [for Insulating Films and Enamel Wires]

199 Insulation Breakdown Voltage Test Machine [for Insulating Films and Enamel Wires]

It is a testing machine (insulation resistance tester, dielectric strength tester) for evaluating the insulation strength of solid electrical insulating materials, including the insulation film between the positive and negative electrodes of lithium-ion batteries!

- This is a testing machine for evaluating the insulation strength of solid electrical insulating materials (insulation strength testing machine, dielectric strength testing machine). - By changing the electrodes, it can accommodate test specimens such as plates, sheets, fabrics, films, tapes, tubes, varnishes, and coatings. - Recently, it has also been used for the insulation films between the positive and negative electrodes inside lithium-ion batteries. - Even if the test specimen is enameled wire, by changing the electrodes, insulation breakdown tests can be conducted using the metal foil method or the two-electrode method. - It supports both continuous voltage increase method and step voltage increase method. - It is also compatible with guarantee tests and dielectric strength tests. <Reference Standards> JIS-C2110, (C3003), C3216-5, IEC-60851-5 【Regarding Catalog Download】 Please request the catalog from the related links below or by contacting us. *For products without a standalone catalog, please request the comprehensive catalog.

  • Testing Equipment and Devices

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Insulation Resistance and Dielectric Strength Tester TWV-511

Insulation Resistance and Dielectric Strength Tester TWV-511

Insulation resistance and dielectric strength tester. Voltage withstand tests can be performed based on various standards!

Voltage withstand tests based on various standards are possible! A voltage withstand tester that enhances the accuracy of tests with a variety of features. 【Features】 ○ Equipped with a lamp timer function ○ Contact check function to prevent incorrect pass judgments ○ Achieves stable output ○ Equipped with a memory function ○ The fluorescent display tube has excellent visibility and is very easy to read, allowing for quick confirmation of test status and results ○ Easy-to-use operation panel ○ Automatic testing function ○ Input voltage free ○ Interlock function ○ Standard equipped with external I/O, RS-232C, and GPIB ● For other features and details, please download the catalog.

  • Testing Equipment and Devices

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【Stock status can be confirmed】AC dielectric strength tester 'TWV Series'

【Stock status can be confirmed】AC dielectric strength tester 'TWV Series'

An AC dielectric strength tester that can continuously perform dielectric strength tests and insulation resistance tests! You can check the stock status from the related link.

The "TWV Series" is a series of AC dielectric withstand testers with output voltages up to AC 20kV and capacities up to 2.5kVA, including models with 3kV (30VA), 5kV (500VA), and 10kV (500VA). It can perform dielectric withstand tests and insulation resistance tests similar to the conventional TWV series, featuring functions such as "voltage compare function," "pass/fail judgment function with upper and lower limit settings," and "timer function." Additionally, the TWV series can accommodate output voltages up to AC 100kV and capacities up to 5kVA. *Note: When the dielectric withstand output voltage is 10kV or higher, the output terminals will be separate for dielectric withstand testing and insulation resistance testing. 【Features】 ■ Voltage compare function ■ Pass/fail judgment function with upper and lower limit settings ■ Timer function *For more details, please refer to the PDF materials or feel free to contact us.

  • Voltage Meter

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Portable DC Voltage Withstand Test Machine

Portable DC Voltage Withstand Test Machine

A testing machine capable of conducting voltage withstand tests for semiconductor rectifiers such as diodes and thyristors!

The "Portable DC Voltage Withstanding Test Device" is an apparatus used for conducting dielectric strength tests on semiconductor rectifiers such as diodes and thyristors. Although it has a DC output, the output voltage waveform is a half-wave rectified waveform of the input voltage waveform. The maximum test voltage is 8kV peak, with a peak value of 8kV. Since the output terminals are floating, grounding either the positive or negative terminal allows for an output of +8kV / -8kV. It features a convenient carrying handle. (A shoulder strap can also be attached.) 【Features】 ■ DC output ■ Maximum test voltage of 8kV peak ■ Peak value of 8kV ■ Convenient carrying handle ■ Shoulder strap can also be attached *For more details, please refer to the PDF document or feel free to contact us.

  • Testing Equipment and Devices

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You can check the stock status of the "DC AC Voltage Tester."

You can check the stock status of the "DC AC Voltage Tester."

Test equipment usable for low-voltage turn-on tests of thyristor modules in power conversion devices.

The "DC/AC High Voltage Tester" is a testing device that can perform both DC voltage tests and AC voltage tests. This device can be used for low-voltage turn-on tests of thyristor modules within power conversion devices. The output polarity of the DC can be switched. The trip current settings can be configured separately for the DC side and the AC side. The output voltage is adjusted with a 3kVA slider. 【Features】 ■ Capable of performing DC voltage tests ■ Capable of performing AC voltage tests ■ DC output polarity can be switched ■ Trip current settings can be configured individually *You can check the stock status from the related link.

  • Voltage Meter

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Induced Voltage Test Device / High-Frequency Voltage Test Device

Induced Voltage Test Device / High-Frequency Voltage Test Device

Materials that provide detailed introductions to the induction withstand voltage tester and the high-frequency withstand voltage tester!

The "Induced Dielectric Strength Tester" is a testing device used to evaluate the insulation strength between windings and layers of transformers and similar equipment. The induced dielectric strength test applies high voltage at a frequency higher than the rated frequency to prevent excessive no-load current. The "High-Frequency Dielectric Strength Tester" can apply even higher frequencies. It can be used for accelerated testing of insulation performance in motor windings and induction heating coils, as well as serving as a high-frequency output power source. Similar to the dielectric strength tester, it allows for the setting of test duration and cutoff current. 【Product Lineup】 ■ Induced Dielectric Strength Tester - Inverter power supply type - Linear amplifier power supply type ■ High-Frequency Dielectric Strength Tester - Linear amplifier power supply type *For more details, please refer to the PDF document or feel free to contact us.

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  • Voltage Meter

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Induced Voltage Tester

Induced Voltage Tester

Output frequency can be varied from 50 to 400 Hz! A dielectric withstand tester equipped with various functions!

The "Induction Dielectric Strength Tester" is an induction dielectric strength tester that can vary the output frequency from 50 to 400 Hz. It is capable of testing the insulation strength between the windings of transformers, between winding layers, between turns, and between terminals. It has a pass/fail judgment function that allows you to set upper and lower limits for current values and a timer function. The voltage compare function ensures that testing does not begin until the output voltage set by the voltage adjustment knob falls within ±3% of the reference voltage value, allowing for accurate testing. 【Features】 ■ Pass/fail judgment function ■ Timer function ■ Voltage compare function ■ Equipped with RS-232C interface ■ Customizable options available *For more details, please refer to the PDF document or feel free to contact us.

  • Voltage Meter

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Dielectric Strength Tester OT Series

Dielectric Strength Tester OT Series

Capable of responding in detail to insulation resistance testing of equipment.

Detailed support for insulation resistance testing of equipment. We can provide detailed support for insulation resistance testing of equipment. Compatible with power supply voltages of AC100V and 200V. *We can manufacture voltage testing equipment tailored to your needs. Please consult us. *We also accept commissioned testing for dielectric strength tests. Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, and induced lightning countermeasures.

  • Other safety equipment

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SIR13 Series Digest Catalog

SIR13 Series Digest Catalog

Comprehensive catalog of the SIR13 series, ideal for dielectric strength testing and insulation reliability evaluation.

The SIR13 series is optimal for high voltage insulation testing and insulation reliability evaluation of high insulation materials simultaneously across multiple channels. Additionally, the high power type allows for breakdown voltage testing of power devices, as the follow current is 3.2mA/ch. A new member has been added to the SIR13 series lineup, enabling insulation reliability measurements at applied voltages of 1.5kV, 3kV, 6kV, and 10kV. For more details, please download the catalog.

  • Temperature and humidity measuring instruments

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AC dielectric strength tester "TOS5200" catalog

AC dielectric strength tester "TOS5200" catalog

The de facto standard built on trust and performance! A tester for conducting dielectric strength tests.

This catalog introduces the AC withstand voltage tester 'TOS5200' from Kikusui Electronics, which we handle. It provides detailed information on the product's overview, features, and specifications. It prevents unnecessary stress on the test specimens and during standard tests. Please feel free to contact us when you need assistance. [Contents] ■ High stable output unaffected by input voltage! ■ Minimal measurement error! What is the difference between ±1.5% of "reading" and ±1.5% "f.s"? ■ Test time can be set from 0.1 seconds! Contributes to reducing takt time! ■ Rise time/fall time control function! ■ Improved resolution for leak current setting values! Can be set from 0.01mA! *For more details, please refer to the PDF document or feel free to contact us.

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Commercial frequency withstand voltage testing equipment

Commercial frequency withstand voltage testing equipment

JIS T 8010 Corresponds to the dielectric strength testing methods for insulating protective equipment and gear! Testing time is 0 to 15 minutes.

The "Commercial Frequency Dielectric Strength Test Equipment" is a device that boosts commercial power supply voltage through a transformer and applies high voltage to the sample. It applies an AC voltage of up to 50kV to confirm that there is no insulation breakdown in the product. Additionally, this testing device is equipped with a water tank and electrodes, allowing for dielectric strength testing of insulation protective equipment and similar items. 【Device Specifications】 ■ Rated Voltage: 0–50kV ■ Rated Capacity: 10kVA ■ Rated Current: 0.2A ■ Test Duration: 0–15 minutes ■ Voltage Increase Speed: 0.3kV/s to 2.9kV/s *For more details, please refer to the PDF document or feel free to contact us.

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