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7470 Series High Withstand Voltage Tester

7470 Series High Withstand Voltage Tester

AC or DC output voltage as high as 20kv; provided with many patented functions and safety features; provided with 50 program memories, allowing connection test to be executed between memories; suitable for the test of cables, electric wires, motors, high-pressure pumps, high-voltage insulation materials, and high-voltage components.



  • DC Hipot test is provided with the patented Discharge DC high-voltage fast discharge device to protect personnel from the electric shock resulted from the residual voltage remaining on the DUT.
  • Patented Smart GFI patented smart high voltage electric shock circuit (Pat. 169000) can detect loops at any time to eliminate electrical shock and protect the safety of personnel.
  • Patented Ramp High function (Pat. 100859) shortens ramp up time, saves test time, and improves test efficiency.
  • Patented Charge Low function (Pat. 106128) can detect a circuit break thereby improves test reliability.
  • Key lock function is provided to protect memory data and avoid the damages caused by users hitting the keyboard inadvertently.
  • Provides GPIB or USB & RS232 interface and performs automated testing in improving test efficiency.


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7470 AC 10KV Withstand Voltage Tester
7472 DC 12KV Withstand Voltage Tester
7473 AC 20KV Withstand Voltage Tester
7474 DC 20KV Withstand Voltage Tester


Opt.731 GPIB Interface
Opt.732 Printer Port Interface
Opt.763 USB & RS232 PC Control Card
1142 Hipot Test Lead, 1.6m.
1143 Hipot Test Lead, 1.6m.
1144 Hipot Return Lead, 1.8m .
1217 Hipot/Ground Bond Signal Control Link Cable (Gray), 40cm.
1219 Signal Control Link Cable, 70cm.
1314 Hipot Test Probe (20KV), 1.5m.
1315 Hipot Test Probe (12KV), 1.5m.
1505 Interlock Disable Key
1928 Remote Test / Reset Control Box, 3m.
1929 Remote Test / Reset Control Box (with LED Display), 3m.
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