insulation tester

HIOKI INSULATION TESTER ST5520

Industry's Fastest Insulation Tester Assesses in as Fast as 50 ms

The Hioki electrical safety testers are designed for insulation resistance and voltage withstand testing of electrical devices and components according to various safety standards.

HIOKI IR4053 INSULATION TESTER

Measure PV Insulation Resistance Safely, Accurately and Quickly

The Hioki IR4053 is a digital insulation resistance tester for photovoltaic generation systems. Measure insulation resistance accurate and safely without being affected by generated solar power and identify the value in just 4 seconds.

HIOKI IR4056-21 INSULATION TESTER

Our Most Popular Model Offering Reading Stability in Medium-speed Digital Format

Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments.

HIOKI IR4056-20 INSULATION TESTER

Our Most Popular Model Offering Reading Stability in Medium-speed Digital Format

Hioki insulation testers or megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments.

HIOKI IR4057-90 INSULATION TESTER (WITH Z3210 WIRELESS ADAPTER)

Quick Response Comparator Offering Reading Stability in High-speed Digital Format

Hioki insulation testers or megohmmeters feature all-in-one designs including　built-in rugged cases and test lead storage compartments.

HIOKI IR4057-50 INSULATION TESTER

Quick Response Comparator Offering Reading Stability in High-speed Digital Format

Hioki insulation testers or megohmmeters feature all-in-one designs including　built-in rugged cases and test lead storage compartments.

HIOKI IR5050 HIGH VOLTAGE INSULATION TESTER
Maximum 5kV Test Voltage - Up to 10 TΩ of Insulation Resistance Testing.

The IR5050 is a compact, lightweight, high-voltage insulation resistance tester capable of outputting up to 5 kV. Its unique measurement technology enables stable measurements of up to 10 TΩ.

HIOKI IR5051 HIGH VOLTAGE INSULATION TESTER
Measure Solar PV System Insulation Resistance Safely and Accurately While Generating.
Maximum 5kV Test Voltage - Up to 10 TΩ of Insulation Resistance Testing.

The IR5051 is a compact, lightweight, high-voltage insulation resistance tester capable of outputting up to 5 kV.