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HIOKI E E CORPORATION

Established in 1935, HIOKI E E CORPORATION  has grown to become a world leader in providing consistent delivery of test and measuring instruments through advanced design, manufacturing, sales and services. By offering over 200 main products characterized by safety and quality while meeting an expansive range of applications, we aim to contribute to the efficiency and value of our customers’ work in research and development, production and electrical maintenance.

 

HIOKI is used for testing of electronic circuit boards and boards with embedded active and passive devices, development of transport-related equipment and monitoring to detect equipment malfunctions, testing of electronic components and evaluation of the quality of energy-saving equipment and power supplies and maintenance and inspection of electrical work and equipment.HIOKI E E CORPORATION Electrical measuring instruments, known as the “mother tools” of industry, play an essential role in research and development, manufacturing, maintenance, and service. It comprise four product groups: automatic test equipment, data recording equipment, electronic measuring instruments, and field measuring instruments used in a broad range of industries and fields, from maintenance and inspection of electrical work and equipment to testing of electronic components used in smart phones and computers and development of electric vehicles and solar power generation technologies.

 

HIOKI Power Quality Analyzers (PQA); Insulation Testing; Data Acquisition Recorders; Power Demand Meters; Data Loggers; AM Meters; Volt Meters; Clamp-On; Digital Multimeters; Meters; Testers; Field Use Measurement Instruments; Electronic Measurement Instruments; Recorders and Automatic Test Equipment.                           download (8)

General Catalog: Electrical Measuring Instruments 2018 (64.5MB)

Short Form Catalog

Catalog: Short Form Catalog (4.7MB)

Catalog: 2018 Field Measuring Instruments (43.5MB)

Hioki CLAMP METER Series Catalog

Hioki Clamp Meter Series Catalog


  • The Hioki IR5050 High Voltage Insulation Tester delivers precise and reliable insulation resistance testing up to 5 kV and 10 TΩ. Designed for professionals, it offers advanced diagnostics, wireless connectivity, and rugged durability — making it ideal for industrial maintenance and electrical testing.

    Key Features:

    • Measures insulation resistance up to 10 TΩ
    • Test voltages from 250 V to 5000 V DC
    • Calculates and displays PI, DAR, and DD diagnostics automatically
    • Supports both wireless (Bluetooth) and USB data transfer
    • Compact, lightweight design with IP65-rated carrying case
    • Step and ramp voltage testing for advanced insulation analysis
    • CAT IV and CAT III safety ratings for enhanced protection
    • Compatible with GENNECT Cross app for real-time reporting

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • Key Features:

    • Safely measure solar PV insulation resistance while generating power
    • CAT III 2000 V and CAT IV 1000 V safety rating for reliable high-voltage testing
    • 5 kV test voltage and 10 TΩ insulation resistance range
    • Specialized PV insulation measurement mode compliant with IEC 62446-1
    • Automatically calculates and displays PI, DAR, and DD diagnostics
    • Flexible voltage adjustment from 250 V to 5000 V
    • Data memory with wireless and USB connectivity options
    • Compact, lightweight design with IP65-rated carrying case for durability

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • 3-Range, 250 to 1000V Analog Insulation Tester with Continuity Check

     

  • 5-Range, 50 to 1000V Digital Insulation Tester with Continuity Check

    • 5 ranges from 50 to 1000 V
    • 600 V AC/DC meter
    • 200 mA continuity check
    • Digital bargraph
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Digital Insulation Tester for Photovoltaic Generation Systems

    • Built-in PV dedicated function
    • 600 V AC/ 1000 V DC meter
    • 5 test voltage ranges from 50 to 1000 V
    • Comparator function
    • Integrated hard carrying case