GDH-200 Contact Resistance Tester --Thank you for choosing HV Hipot

GDH-200 Contact Resistance Tester (Manual)

Contact Resistance Testers
  • Contact Resistance Testers

General introduction

GDH-200 Contact Resistance Tester is designed to measure circuit loop resistance(contact resistance) of high/low voltage switch,power cable and wires,and weld joint.It is also known as Micro-ohmmeter.


  • Small size, light weight, good anti-interference performance;
  • high precision, easy operation and perfect protection function;
  • Over-current,short circuit,over heat protection.


  • Input voltage: AC220V±20%,50HZ
  • Output current:: DC98-200A continuous adjustment
  • Test current: DC 100A,200A
  • Accuracy:0.5%±1digit
  • Resolution: 1μΩ
  • Measure range: 0-1999μΩ(100A); 0-1mΩ (200A)
  • Display:Red Nixie tube display



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