GAO's Hand-Held Digital Insulation Tester Provides Quick and Easy Results

Toronto, Canada (PressExposure) February 27, 2009 -- GAO Tek Inc. ( recommends its portable digital insulation tester (GAO-21A []). The hand-held, battery powered device testing cable integrity. Its ease of operation allows for quick standard wire tests for a quick review or storage within internal memory.

GAO's digital insulation tester [] performs particularly well in insulation resistance measurements and AC/DC voltage and frequency measurements. This powerful tester can conduct continuous measurements using either 200mA test current or 7mA test current.

GAO's Digital Insulation Tester [] provides the following features:

  1. Broad-range insulation resistant to test voltage ( 50V to 1000V DC)
  2. Test automatically discharged after completing a measurement
  3. Polarity shift of automatic voltage in &ldquo

    continuity±200mA” function

  4. 7mA continuity function useful for inductive line testing
  5. Large data memory: capacity of storing up to 1000 testing results
  6. An easy-to-read, back-lit LCD display
  7. Double insulation protection IP54
  8. Power supply: 4×1.5V AA battery with automatic turn-off
  9. Memory function: Stores up to 1000 testing results
  10. PC connector: RS-232
  11. Dimensions: 252mm×142mm×162mm
  12. Working temperature: -10°C to 50°C 85%RH

For more information about this Digital Insulation Tester [], please visit or contact

About GAO Tek Inc. GAO Tek Inc. is a leading provider of test and measurement equipment, embedded development tools, telecommunication testers, electronic measurement instruments, video surveillance, alarm and other electronic products that serve the needs of electronic professionals internationally.

For more information please visit For any media queries:

Director of Marketing,

416-292-0038 ext 228

GAO Tek Inc. is a member of GAO Group, which also includes

  1. GAO RFID Inc. -
  2. GAO Research Inc. -
  3. GAO RFID Asset Tracking -
  4. GAO Embedded - []
  5. GAO Instruments -
  6. GAO Comm -
  7. GAO Fiber Optics -
About GAO Tek Inc.

Perry Keller

Press Release Source:

Press Release Submitted On: February 26, 2009 at 8:35 pm
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