The Extech 380320 Analog Insulation Tester is a powerful and user-friendly tool designed to meet your insulation testing needs. With its large and easy-to-read analog display, this tester provides clear and precise readings, making insulation testing a breeze.

Featuring a wide insulation resistance measurement range of up to 400MΩ, the 380320 allows you to assess the integrity of insulation in various electrical systems. Whether you're working on electrical installations, equipment maintenance, or troubleshooting, this tester ensures accurate and reliable results.

One standout feature of the 380320 is its live circuit warning. This unique capability displays the actual AC voltage measurement, providing you with crucial information about the presence of live circuits. This warning feature enhances safety by alerting you to potentially hazardous conditions, allowing you to take appropriate precautions during testing.

The tester is equipped with an automatic discharge circuit, ensuring safe handling by quickly discharging any residual charges at the end of each test. This feature provides peace of mind and prevents accidental shocks or damage to the equipment.

The Lock Power On feature is designed to extend test times and improve efficiency. By engaging this feature, you can maintain continuous testing without the need for constant finger pressure, allowing you to focus on the task at hand.

The Extech 380320 Analog Insulation Tester offers simplicity and reliability. Its large analog display provides easy-to-read measurements, allowing for quick and accurate assessment. With its comprehensive features and intuitive design, this tester is ideal for professionals in electrical maintenance, troubleshooting, and installation.