[4kV AC] Hipot Tester


Model TOS8040 is a hipot tester developed by KIKUSUI, an international brand in the field of electrical safety testers, and is designed specifically for use in production and inspection lines in factories and plants. While retaining the high levels of quality and reliability inherent to our products, this tester is geared to provide what manufacturers want – compactness, light weight, and reasonable price.


  • Hipot: 4 kVac/100 mA
  • Transformer capacity: 500 VA
  • The voltmeter provides a 3-digit digital display.
  • The window comparator method is adopted for judgment.
  • Remote control function
  • Output of contact point signals such as PASS and FAIL
  • Digital timer (0.5 to 9.9 s; 1 to 99 s, Resolution: 0.1 s)


Model Specification
TOS8040 Discontinued.
4kV, 100mA, AC voltage test only, Digital ammeter, Digital timer