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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


  • Key Features:

    • Fully automated battery testing for large packs up to 300 V
    • Simultaneous measurement of internal resistance (AC-IR) and open-circuit voltage (OCV)
    • Wide resistance range: 3 mΩ to 3.1 kΩ with 0.1 μΩ resolution
    • Voltage measurement ranges: 6 V, 60 V, and 300 V with high precision
    • Equipped with LAN interface for production line integration
    • Fast, accurate AC four-terminal method
    • Resistant to static electricity (±30 kV contact discharge)
    • Ideal for high-voltage pack inspection and quality control

     

  • Key Features:

    • Fully automated battery testing for small cells and packs up to 60 V
    • Simultaneous measurement of internal resistance (AC-IR) and open-circuit voltage (OCV)
    • Wide resistance range: 0 Ω to 3.1 kΩ with 1 μΩ resolution
    • Voltage measurement ranges: 6 V and 60 V with high precision
    • Equipped with LAN interface for integration with production lines
    • Rapid measurement using AC four-terminal method
    • Highly resistant to static electricity (±30 kV contact discharge)

     

  • Hioki Digital Multimeter DT4282 is designed for professionals who demand high accuracy, reliability, and safety in every measurement.

    Key Features:

    • High-precision 60,000-count, 5-digit display for detailed readings.
    • Exceptional ±0.025% DC voltage accuracy for laboratory-grade results.
    • Wide AC voltage frequency range (20 Hz–100 kHz) for diverse applications.
    • Built-in low-pass filter to eliminate high harmonic noise.
    • Direct 10 A input ideal for high-current measurements.
    • Dual display shows voltage and frequency simultaneously.
    • Terminal shutter mechanism enhances operator safety.
    • Rated CAT IV 600 V / CAT III 1000 V for secure operation in demanding environments.

     

  • The Hioki DT4261 Digital Multimeter is a professional-grade tool that enhances field analysis, safety, and efficiency. Built for electrical engineers and maintenance professionals, it combines exceptional measurement accuracy, advanced safety features, and wireless connectivity for smart data handling.

    Key Features:

    • True RMS measurement for accurate readings
    • CAT IV 600 V / CAT III 1000 V safety rating
    • Wireless connectivity with optional Z3210 adapter
    • Excel® Direct Input Function for instant data transfer
    • Terminal shutters prevent incorrect lead insertion
    • Fuse check and automatic AC/DC voltage detection
    • Harmonic measurement up to the 30th order with GENNECT Cross
    • IP54 dust and water resistance
    • Drop-proof design (1-meter concrete drop protection)
    • Wide temperature range: -25°C to 65°C

     

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

    • Industry-leading precision for OCV and AC-IR testing of EV battery cells
    • Ultra-high resolution for advanced cell grading (down to 0.01 µΩ)
    • Fast testing speeds with excellent reproducibility
    • MIR mode enables parallel testing without interference
    • Channel-specific correction and multiplexer support
    • Reliable long-term system operation with route resistance monitoring
    • Easy integration with existing systems (BT3562A command compatibility)
    • Compact, lightweight design for lab or production lines

     

    Select options This product has multiple variants. The options may be chosen on the product page
    Learn More
  • Pencil-style Pocket Digital Multimeter for General Electrical Maintenance, Testing and Hobbyists

    Key Features:

    • Test lead and main unit in a single body
    • Overload protection to 600 V at resistance or continuity functions
    • LED light brightly illuminates test points

     

  • The Hioki PW8001 High-Precision Power Analyzer sets the benchmark for precision power analysis, offering unmatched accuracy and flexibility for evaluating motor and inverter efficiency. Supporting DC and frequencies from 0.1 Hz to 5 MHz, it features an 8-channel measurement capacity, enabling simultaneous analysis of complex systems like EV drivetrains, renewable energy sources, and high-efficiency SiC/GaN semiconductors.

    Equipped with advanced features such as automatic phase correction, intuitive Power Spectrum Analysis (PSA), and CAN/CAN FD integration, the PW8001 excels in capturing high-speed switching power fluctuations and harmonics. Its compatibility with high-voltage systems (up to 1500 V) and seamless connectivity with industry-standard software like LabVIEW and MATLAB ensure it meets diverse testing needs. With its robust design, real-time waveform visualization, and comprehensive motor analysis functions, the PW8001 is the ultimate tool for power conversion efficiency analysis.

     

    • Measure high-voltage battery packs up to 1000V
    • Production line testing of high-voltage battery packs for EV, PHEV
    • 0.1 μΩ to 3000 Ω internal resistance range (pack total resistance, bus bar resistance)
    • Spark discharge reduction function
    • Analog output function
    • Optional measurement probe available for 1000 V and high-voltage battery packs

    Model No. (Order Code)

    BT3564

    Note: Measurement leads are not included. Purchase the appropriate lead option for your application separately. The male (system side) of the EXT I/O connector is also available. Please inquire with your Hioki distributor.

    Guarantee3yearsRS232C USB2CE
    • Maximum safety in the field by absolutely preventing short-circuit accidents with fused measurement terminals and current-limiting resistor
    • ±0.3% DC V basic accuracy, wide 40 Hz to 1 kHz AC V frequency characteristics
    • Low-pass filter (100 Hz/ 500 Hz) cuts high harmonics (when measuring inverter fundamental waveforms)
    • Connect to PC with USB communication function (optional)
    • Broad -25°C (-13°F) to 65°C (149°F) operating temperature range CAT IV 600 V, CAT III 1000 V

    予備  Guarantee3years  USB2  TrueRMS  CE DROPPROOF

  • DC, 0.5 Hz to 200 kHz, 3-phase 4-wire, High Precision Power Analyzer for Motor and Inverter Efficiency Analysis

    Model No. (Order Code)

    PW3390-01
    PW3390-02 D/A output
    PW3390-03 D/A output, motor analysis

    Note: PW3390 by itself does not support current and power measurements. Optional current sensor and voltage cord are necessary to measure current or power parameters. Specify inclusion of Motor analysis & D/A output upon order for factory installation. These options cannot be changed or added after delivery.

    LANRS232C USB2 TrueRMS SDCE
  • 3-Phase 4-Wire Power Quality Analyzer Compliant to IEC61000-4-30 Class S Standards and On-screen Guide to Deliver Easy Setup and Testing

    Model No. (Order Code)

    PQ3100 main unit, clamp sensor is sold separately
    PQ3100-91 kit includes 600 A sensor × 2 and other options
    PQ3100-92 kit includes 600 A sensor × 4 and other options
    PQ3100-94 kit includes 6000 A sensor × 4 and other options

    Note: An optional current sensor is necessary to measure current or power parameters. Select from Value Kits for added savings.

    LANUSB 2.0CETrueRMS RS232CSD