UNI-T Digital Insulation Resistance Tester UT501C with Backlight Display

Ensure reliable insulation testing for electrical systems with this professional-grade digital resistance tester. Ideal for electricians and maintenance workers, it delivers accurate readings to detect faults quickly and improve equipment safety.

Key Features

• Accurate insulation resistance testing from 0.00MΩ to 5.00GΩ

• Adjustable test voltages (100V, 250V, 500V, 1000V) for versatile use

• Auto-ranging function for effortless operation and fast results

• Built-in data hold and auto discharge for enhanced safety

• Bright backlight LCD for clear visibility in low-light conditions

• Compact and portable design for field and workshop use

Specifications

• Measurement Range: 0.00MΩ–5.00GΩ

• Test Voltages: 100V / 250V / 500V / 1000V

• Accuracy: ±(3%+5) / ±(5%+5)

• Power: 6 × 1.5V AA alkaline batteries

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

• Dimensions: 183.5 × 115 × 74mm

• Weight: 0.6kg

Package Contents

• 1 × Digital Insulation Resistance Tester (UT501C )

• 1 × Test Lead Set

• 6 × AA Batteries

• 1 × User Manual

What Makes This a Smart Buy:
This insulation tester combines precision, safety, and ease of use—making it ideal for both professionals and DIY users. With a bright display and multiple test voltages, it offers dependable performance for every electrical job.