Clamp Earth Ground Tester UT-275


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UT-275 can quickly and safely measure the grounding system without disconnecting circuit ground lines or the need of auxiliary electrodes. It can measure resistance from 0.01Ω with a resolution of 0.001Ω. UT-275 can also measure leakage current up to 30A. These clamps’double insulation design makes them durable tools for outdoor work and effective in blocking interference signals from the environment.


  • Resistance limit alarm
  • Auto range
  • Low battery indication
  • Data hold
  • Data recall
  • LCD backlight
  • Auto calibration
  • Display count: 10000
  • Jaw opening: 28mm
  • Auto power off
  • Data storage: 30


  • Power 1.5V battery (LR6) x 4
  • Display 47mm x 28.5mm
  • Dimension: 293mm x 90mm x 66mm
  • Additional information
  • Gross weight: 1320 g
  • Manufacturer part number: UT-275


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