Extech Analog Megohmmeter High Voltage - 380320

In stock

The Analog Megohmmeter is designed to work with high voltages with a CAT III-600V safety rating and resistance measurements up to 500 ohms. Also measures voltage and continuity.

Extech Analog Megohmmeter High Voltage - 380320

Three insulation test ranges with live circuit warning for safe measurements


  • Insulation Resistance ranges: 100MΩ, 200MΩ and 400MΩ
  • Basic Accuarcy within 5% of scale
  • Three test voltages of 250V, 500V and 1000V
  • Lock power on feature for extended test times
  • Fuse protected and automatic discharge circuit
  • Measures continuity to 3Ω, resistance to 500Ω and AC voltage to 600V
  • 1.3mA short circuit current
  • Safety rating CAT III-600V
  • 1 year warranty
  • Comes complete with test leads, six AA batteries and a hard carrying case

When dealing with high voltages and large potential resistance it is vital to have a meter rated to work safely. The Analog Megohmmeter for high voltages is specially designed with a CAT III safety rating to 600V.

This instrument measures not only resistance but continuity and voltage as well. With a responsive analog screen giving quick and clear results. The 380320 Analog Megohmmeter user manual can be downloaded at the top of this page for further information.


  • Test Voltage: 250V/500V/1000V
  • Insulation Resistance: 0 to 100MΩ, 0 to 200MΩ, 0 to 400MΩ
  • Accuracy: ±5% of scale
  • AC Voltage: 0 to 600V
  • Accuracy: ±5% of scale
  • Resistance: 1 to 500Ω
  • Accuracy: ±3% of scale
  • Continuity: 3Ω
  • Accuracy: ±3% of scale
  • Dimensions: 7.9 x 3.6 x 2” (200 x 92 x 50mm)
  • Weight: 1.2lbs (546g) includes batteries

Unit Ship Weight: 2 lbs

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