• Earth ground resistance: 20Ω / 200Ω / 2000Ω
    • Accuracy: ±(2%rdg + 2d)
  • Test current / frequency: < 2.5 mA / 820Hz
  • AC earth voltage / frequency: 0 to 200VAC / 50 to 400Hz
    • Accuracy: ±(3%rdg+3d)
  • DC Voltage: 0 to 1000V
    • Accuracy: ±(0.8%rdg+3d)
  • Resistance: 0 to 200kΩ
    • Accuracy: ±(1%rdg+2d)

What's in the Box

  • Test leads
  • 2 auxiliary earth bars
  • Carrying case
  • Protective rubber holster
  • Six 1.5V AA batteries


The Extech 382252 Earth Ground Resistance Tester Kit includes all hardware necessary to measure earth ground resistance in 3 ranges from 20 to 2000Ω.

The meter has a large dual display with backlight and the Test Hold function facilitates easy operation. The Extech 382252 also features an automatic zero adjustment; AC/DC voltage, resistance and continuity; an auto power off function; overrange and low battery indication.

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