UNI-T Portable UT502A Megohmmeter Auto Range Insulation Tester

Designed for professional and industrial use, this auto-ranging insulation tester delivers fast, precise resistance readings. It’s ideal for testing electrical insulation in cables, motors, and other components safely and efficiently.

Key Features

• Wide testing range up to 20.0GΩ for versatile applications

• Adjustable voltages (250V, 500V, 1000V, 2500V) for multiple test conditions

• Auto-ranging with data hold for convenience

• Built-in safety functions: auto discharge, alarm, and overrange indicator

• Clear backlight display for easy operation in dim environments

• Rugged and portable for onsite or workshop use

Specifications

• Measurement Range: 0.00MΩ–20.0GΩ

• Test Voltages: 250V / 500V / 1000V / 2500V

• Accuracy: ±(3%+5) to ±(10%+5)

• Power: 6 × 1.5V AA batteries

• Short Circuit Current: <2mA

• Operating Temperature: 0℃–35℃ (<75% RH)

• Dimensions: 183.5 × 115 × 74mm

• Weight: 0.6kg

Package Contents

• 1 × Insulation Resistance Tester (UT502A)

• 1 × Test Lead Set

• 6 × AA Batteries

• 1 × User Manual

What Makes This a Smart Buy:
Built for accuracy and durability, this tester makes insulation checks simple, safe, and reliable. A must-have tool for electricians who need dependable performance in demanding environments.