1863 General Radio Insulation Meter


Additional Features:

  • Easy to use
  • Rugged portable carrying case
  • Charge current up to 5 mA
  • High-accuracy: 0.01% (100 ppm)
  • 5 Test Voltages: 50 to 500V
  • 50  kΩ to 20 TΩ
  • Analog output
  • 3 % basic accuracy
  • Economical, Simple  operation
  • Direct reading, safe and reliable


  • Insulation resistance measurements for wire and cable
  • Insulation resistance for capacitors
  • A wide variety of insulation resistance measurements for components and devices
  • Indicated for use in various service bulletins for aircraft fuel pump inspection

The General Radio 1863 Megohmmeter is the choice for production and inspection tests. The 1863 will measure resistance at any of 5 switch selectable test voltages of: 50, 100, 200, 250 and 500 VDC. This allows for a simple front panel and is a more economical megohmmeter. It is best suited for applications requiring insulation resistance measurements from 50 kΩ to 20 TΩ.

More Information
ManufacturerGeneral Radio
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