Cable Insulation Resistance Tester

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.

The Hioki IR4056-20 Insulation Tester is a reliable electrical testing instrument designed to measure insulation resistance and help ensure electrical safety. It is suitable for electricians, electrical engineers, maintenance technicians, and industrial professionals who need accurate and efficient insulation testing.

This insulation tester is useful for inspecting electrical wiring, motors, transformers, cables, and other electrical equipment. It helps identify insulation deterioration and potential electrical faults during installation, maintenance, and troubleshooting. Its clear digital display allows users to read measurement results easily, while its practical design supports convenient operation in the field and workplace.

The Hioki IR4056-20 is an excellent choice for industrial facilities, commercial buildings, electrical contractors, and maintenance teams. Regular insulation resistance testing can help reduce electrical risks, prevent equipment damage, and improve system reliability.

Purchase the Hioki IR4056-20 Insulation Tester from BDSafeMart for your electrical testing and maintenance requirements. It is a valuable tool for professionals who prioritize electrical safety and dependable performance.