Megabras MI20KVE – 20kV High-Voltage Digital Insulation Resistance Tester

Extreme High-Voltage Insulation Testing for Power Utilities, Labs, and HV Equipment Manufacturers

Product Overview:
The Megabras MI20KVE is an industrial-class 20,000V insulation resistance tester designed for the most demanding electrical testing environments. Ideal for power utilities, HV equipment manufacturers, laboratories, and transmission systems, it offers insulation resistance measurement up to 500 GΩ and a wide range of diagnostic features to ensure long-term reliability and safety.

With adjustable test voltages from 500 V to 20,000 V, PI/DAR analysis, and advanced testing modes like step voltage, ramp testing, and timed measurement, the MI20KVE provides both precision and flexibility. It also includes USB and RS232 data export, a graphical backlit display, and automatic discharge functions to ensure operator safety.

Key Features:

• Test Voltage Range: 500 V to 20,000 V (in 25 V steps)

• Insulation Resistance Measurement: Up to 500 GΩ

• PI (Polarization Index) and DAR (Dielectric Absorption Ratio) testing

• Step Voltage, Ramp Test, and Timer Modes

• Real-Time Graphical Display with trend plotting

• USB and RS232 Communication Ports for PC connectivity

• Automatic Discharge and Test Inhibit Safety Features

• Heavy-Duty Field Housing with Carrying Case

• IEC 61010 CAT III 1000 V and IEEE 43-2000 Compliant

Best For:

• Power transmission system diagnostics

• High-voltage laboratory testing

• Generator and transformer QA testing

• Predictive maintenance in substations and plants

• Ultra-high-voltage cable testing and insulation audits

What’s Included:

• Megabras MI20KVE Insulation Tester

• High-voltage shielded test leads and alligator clips

• USB and RS232 cables

• Data management software

• Rugged carry case

• Instruction manual and calibration certificate

🔍 How It Compares: