High voltage (HV) testing plays a critical role in maintaining electrical safety and reliability across various industries. To conduct accurate and efficient HV testing, investing in advanced HV tester equipment is essential. This comprehensive guide will explore the key features, benefits, and applications of HV tester devices, empowering you to make informed decisions and optimize your testing process.

Importance of HV Testing

  1. Enhanced Safety: HV testers enable technicians to identify potential hazards and prevent electrical accidents by detecting insulation weaknesses and faults in electrical systems.
  2. Improved Reliability: Regular HV testing using reliable equipment ensures the integrity and longevity of electrical systems, reducing the risk of unexpected breakdowns or failures.
  3. Compliance with Standards: HV testers help businesses meet regulatory requirements and industry standards, ensuring adherence to safety protocols and preventing legal consequences.
  4. Time and Cost Savings: Efficient HV testing reduces downtime and maintenance costs by identifying and resolving issues early, avoiding major breakdowns or system failures.

This test is also known as Flash test, Hi-pot test, Spark Test & Breakdown test.

HV Tester
MODEL : PE 100


  1. Power Transmission and Distribution: HV testers are essential for testing power cables, transformers, circuit breakers, and other components within electrical grids and substations.
  2. Manufacturing of Domestic Appliances/ Panels: HV testing is crucial for quality control during the production of home appliances like mixers, irons, geysers, cables, wires, HT/ LT panels and equipments such as heaters, motors, generators, and switchgear.
  3. Renewable Energy: HV testers play a vital role in testing wind turbines, solar power systems, and other renewable energy infrastructure.
  4. Research and Development: HV testers support scientific research, development, and testing of advanced electrical components and systems.



  • Test Voltage: 0-3 kV or 5 kV or 10 kV continuously variable by Dimmer
  • Test Current/ Leakage Current: 0 to 30 mA or 0-100 mA or 0-200 mA digitally settable through keypad
  • Facilities: Single button for HV Start, Stop, Pause, Resume
  • Audio Buzzer: When test is on or when test fails
  • Remote Switch on Probe: For momentary start
  • Programmable Timer: 0.01 sec to 9999 hrs programmable
  • Memory Backup: For auto restart after power failure
  • Display: 4 digit indicator for test voltage, test current, and timer
  • LED Indication: For HV On, HV Off, Sample Ok, Sample Fail
  • Resolution: 0.01 kV for voltage, 0.1 mA for test current
  • Accuracy: 0.6% ± 1 count
  • Power: 230V AC ± 10%, 50 Hz
  • Dimensions: 30 cm (L) * 18 cm (H) * 22 cm (D)

Investing in high-quality HV tester equipment is a wise decision for industries relying on high voltage systems. By leveraging the key features and benefits of these devices, businesses can enhance safety, improve reliability, and ensure compliance with regulations. Whether you operate in power transmission, manufacturing, renewable energy, or research, choosing the right HV tester will empower you to conduct accurate and efficient high voltage testing, paving the way for optimal performance and electrical system longevity. Feel free to contact us for any queries.