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1621 KIT Fluke Ground Tester


The 1621 KIT is a ground tester from Fluke.

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  • 3-pole Fall-of-Potential earth testing for basic measurements
  • 2-pole resistance measurements for added versatility
  • Easily capture values with single-button operation
  • Ensure accurate measurements with automatic ‘noise’ voltage detection
  • Hazardous voltage warning offers increased user protection
  • Clearly read and record data with a large, backlit display
  • Hard carrying case
  • Rugged holster and design for tough work environments
  • Portable size allows for easy transportation
  • Instantly be alerted to measurements outside of your set limit, when you use the adjustable limit setting
  • 600 V Cat II


  • User manual
  • Two measuring leads with alligator clips, 2 m (6 ft)
  • One battery, 9 V alkaline (LR61)
  • One protective holster, yellow
  • One CD-ROM


  • Measuring functions - 3-pole earth ground resistance, 2-pole AC resistance of a conductor, Interference voltage
  • Intrinsic error - Refers to the reference temperature range and is guaranteed for one year
  • Measuring rate - 2 measurements/second
  • Battery1 - One 9 volt alkaline (LR61)
  • Battery condition - LO-BAT is displayed if voltage drops below 6.5 V

The Fluke 1621 Kit is an easy-to-use earth ground tester. For ground resistance testing, the 1621 Kit is the first line of defense in detecting reliable ground connections. The unit features basic ground testing methods including 3-pole Fall-of-Potential as well as 2-pole ground resistance tests. Its convenient size, rugged holster, and large, clear LCD display make it an ideal field earth ground tester, for most electrical grounding work environments. With a simple user interface and intuitive functionality, the Fluke 1621 Kit is a handy grounding tool for electrical contractors, utility test engineers, and earth ground specialists.

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