Digital Earth Tester Meter DY-4100


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Digital earth resistance tester DY-4100 is a new generation tester for electrician practice which is developed by DUOYI in recent years. The circuit, structure and technique of traditional earth resistance tester have been improved and the new design is both fine-looking and practical. This one has more complete functions, higher accuracy, more convenient and reliable for operation and more suitable for outdoor use with dust and wet proof structure. It can test earth resistance of various earth systems including power systems, electric equipment, lightning conductors as well as resistance value of low resistance conductor and AC voltage test.


  • Ground resistance measurements from 0.01 ohm to 2000 ohm with 0.01 ohm resolution
  • Data hold, low battery warning
  • Complete with test leads, auxiliary earth bars, heavy duty case
  • High accuracy and convenient to carry and use


  • Earth Ground Resistance: 0 / 20 / 200 / 2000 Ω
  • Earth Voltage: 0 ~ 30 V
  • Resolution: 0.01Ω
  • Data Hold
  • Working LED Indicator
  • Function Symbol Display
  • Low Battery Warning
  • Power: AA 1.5 V x 6 (UM 3)
  • Dimension: 150 × 100 × 70 mm
  • test leads
  • Additional information
  • Gross Weight: 2500 g
  • Manufacturer part number: DY-4100


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