Description

Hioki IR 4056-20 Insulation Tester – High-Speed, Reliable Insulation Testing

The Hioki IR 4056-20 Digital Insulation Tester is a rugged and high-precision instrument designed for fast, accurate insulation resistance measurements in electrical installations and equipment. Featuring a large backlit display and high-speed response time, this tester ensures efficient troubleshooting and maintenance.

Key Features:

✅ 5-Range Voltage Selection (50V, 125V, 250V, 500V, 1000V) for versatile insulation testing
✅ High-Speed Response delivers stabilized readings in just 0.8 seconds
✅ Large, Easy-to-Read Display with backlight for improved visibility in dim environments
✅ Automatic Discharge Function ensures operator safety by releasing stored charge after measurement
✅ Bar Graph and Comparator Function for quick pass/fail judgment
✅ Durable, Drop-Proof Design (1m drop-tested) for reliable field performance
✅ Battery-Powered with long operational life for extended use

Technical Specifications:

• Insulation Resistance Range: Up to 4000MΩ

• Test Voltages: 50V, 125V, 250V, 500V, 1000V

• Display: Digital with analog bar graph

• Power Supply: AA alkaline batteries × 4

• Operating Temperature: -10°C to 50°C

Perfect for electricians, maintenance professionals, and safety inspectors, the Hioki IR 4056-20 is a must-have tool for efficient and accurate insulation resistance testing in the field.