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

Showing 1–16 of 46 results


  • A high-performance analyzer designed for R&D applications involving electrochemical components, materials, batteries, and EDLCs. It enables precise impedance measurements essential for advanced evaluation and development.

    Key Features:

    • Wide frequency range: 1 mHz to 200 kHz for detailed ion and solution behavior analysis
    • Dual function: High-speed continuous LCR and sweep measurements with one device
    • Battery analysis: Measures internal impedance under no-load conditions
    • Ultra-fast sweep: Perform measurements in as little as 2 ms
    • High accuracy: ±0.05% basic precision for reliable R&D and testing
    • Advanced analysis: Supports Cole-Cole plots and equivalent-circuit modeling for electrochemical studies
  • The Data Logger LR8102 is a modular data acquisition system ideal for high-voltage and embedded applications. Designed for EV battery testing, PV inverter evaluation, and energy-efficient system analysis, it allows users to build the exact measurement system needed with flexible modules.

    Key Features

    • Modular design to expand channels as required
    • Supports real-time high-speed data transfer (LR8102)
    • Synchronize multiple loggers for large-scale measurements (LR8102)
    • High-precision measurements for voltage, current, and temperature
    • Ideal for battery charge/discharge testing and PV inverter production
    • Compatible with power measurement modules (M7103) and voltage/temperature modules (M7100, M7102)

     

  • An advanced firmware upgrade for the IM3570 that enables quick and accurate equivalent circuit analysis, ideal for in-depth component evaluation and quality control.

    Key Features:

    • Automatically selects the optimal equivalent circuit model from five typical options
    • Minimizes discrepancies between measured and ideal frequency characteristics
    • Determines acceptance/rejection of L, C, and R elements with precision
    • Evaluates resonance sharpness (mechanical quality coefficient)
    • Enables detailed analysis of piezoelectric elements and inductors through resonance
  • Key Features:

    • High-precision EIS measurement for EV and ESS battery testing
    • Frequency range: 0.01 Hz to 1.05 kHz for versatile impedance analysis
    • Measures impedance, voltage, and temperature simultaneously
    • Supports Nyquist (Cole-Cole) plotting for battery R&D
    • Four-terminal pair probes reduce magnetic flux for stable measurements
    • LAN interface enables multi-channel testing and integration into production systems
    • Compatible with third-party equivalent circuit analysis software
    • Reliable for both R&D and manufacturing applications

     

  • Hioki CM3289 Clamp Meter is a True RMS AC clamp meter designed for precise current measurement, even in tight or challenging environments.

    Key Features:

    • Measures AC current up to 1000 A with True RMS accuracy
    • Wide operating range from -25°C to 65°C for harsh conditions
    • Slim and compact clamp design for confined spaces
    • Optional flexible sensor CT6280 for measuring up to 4199 A
    • Measures voltage, resistance, and continuity in one device
    • Drop-resistant and engineered for rugged environments
    • Long battery life with auto power-save function

     

  • Hioki CM4371-50 Clamp Meter delivers high-precision AC/DC measurements with advanced safety and wireless data features, ideal for demanding electrical work.

    Key Features:

    • True RMS measurement up to 600 A AC/DC
    • CAT IV 600 V, CAT III 1000 V safety ratings
    • Measures DC voltages up to 2000 V with optional probe
    • Wireless data transfer via GENNECT Cross app and Z3210 adapter
    • Harmonic analysis up to the 30th order for system diagnostics
    • Simultaneous RMS and crest inrush current measurement
    • Automatic AC/DC detection for efficient testing
    • Compact, rugged design for field reliability

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • Hioki CM4373-90 True RMS 2000A AC/DC Clamp Meter delivers precision and reliability for professionals working in demanding environments. Built for durability and accuracy, it includes a wireless adapter for real-time data transfer and enhanced field productivity.

    Key Features:

    • Measures up to 2000 A AC/DC with True RMS accuracy
    • CAT IV 600 V, CAT III 1000 V safety rating
    • Wireless connectivity via Z3210 adapter for instant data transfer
    • Supports harmonic analysis (1st–30th order) using GENNECT Cross app
    • Measures up to 2000 V DC with optional P2010 probe
    • Automatic AC/DC detection for improved workflow efficiency
    • IP54-rated enclosure for dust and water resistance
    • Ideal for solar PV inspections, EV systems, and industrial maintenance

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • Hioki CM4375-90 True RMS 1000A AC/DC Clamp Meter delivers precision and reliability with a slim jaw design that fits easily into tight spaces. Built for modern electrical work, it features a wireless adapter for effortless data transfer and is ideal for solar, EV, and industrial applications.

    Key Features:

    • Measures up to 1000A AC/DC with True RMS accuracy
    • Slim jaw design fits easily in tight panels and wiring setups
    • Wireless communication via Z3210 adapter for fast data transfer
    • Measures up to 2000V DC with optional P2010 probe
    • CAT IV 600V / CAT III 1000V safety rating
    • IP54 dustproof and waterproof design for durability
    • Harmonic analysis (1st–30th order) using GENNECT Cross app
    • Auto AC/DC detection and inrush current measurement for motors and equipment
    • Guaranteed for 30,000 open-close jaw cycles

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • The Hioki M7103 Module is a compact, high-precision power measurement solution designed for multi-channel efficiency testing of PV inverters, high-voltage batteries, and energy storage systems. Ideal for embedded and production line applications, it offers unmatched scalability, speed, and accuracy.

    Key Features

    • Power analyzer-class accuracy: DC/AC ±0.07%
    • Supports up to 1500 V DC measurement
    • 12 channels per 4U rack unit; expandable to 120 channels
    • Synchronization Source Sharing for stable efficiency measurements
    • High-speed data transfer with 5 ms sampling interval
    • Suitable for PV inverter and multi-MPPT string efficiency testing
    • Direct measurement without differential probes for high voltages
    • Compliant with EN IEC 61010 safety standards

     

  • The Hioki PQ3198 Analyzer is a high-precision power quality analyzer designed to detect, log, and analyze electrical anomalies in single- to three-phase systems. Ideal for industrial equipment, EV chargers, and aviation systems, it ensures reliable troubleshooting and energy management.

    Key Features

    • IEC 61000-4-30 Ed.3 Class A compliant measurement
    • High-accuracy voltage (±0.1%), current (±0.1%), and power (±0.2%) recording
    • Detects voltage dips, swells, interruptions, frequency fluctuations, and inrush current
    • Harmonics and supraharmonics measurement up to 80 kHz
    • Transient voltage measurement up to 6000 V peak at 2 MS/s
    • Two-circuit measurement with efficiency calculation
    • GPS synchronization for multi-device setups (optional)
    • Intuitive PQ ONE software for analysis and report creation
    • Remote monitoring via GENNECT One and cloud-based services

     

  • The Hioki VT1005 Divider allows safe, accurate measurement of high voltages up to 5000 V and evaluation of inverter efficiency with exceptional precision. Its broad frequency range, high noise immunity, and differential input design make it ideal for power system and high-voltage inverter applications.

    Key Features

    • Maximum input voltage: 5000 V AC/DC
    • Differential input method for precise measurement
    • ±0.08% DC accuracy, ±0.04% at 50/60 Hz, ±0.17% at 50 kHz
    • Frequency band: DC to 4 MHz (-3 dB)
    • Excellent amplitude flatness: ±0.1% up to 200 kHz
    • Phase flatness: ±0.1° up to 500 kHz
    • Noise resistance: CMRR 80 dB typical (100 kHz)
    • Detects efficiency improvements on the order of 0.1%
    • Safely measures high voltages that standard analyzers cannot handle

     

  • The Hioki PW4001 Analyzer is a portable, high-precision 4-channel power analyzer built for vehicle, motor, and inverter testing. It combines lab-grade measurement accuracy with field-ready portability, supporting high-frequency applications up to 600 kHz and real-world vehicle testing.

    Key Features

    • ±0.04% basic DC accuracy for precise measurements
    • Frequency bandwidth from DC to 600 kHz
    • Operates in harsh environments from -20°C to 50°C
    • Auto phase shift correction for Hioki current sensors
    • Direct CAN/CAN FD input and output for vehicle data acquisition
    • Compact, portable design for field or lab use
    • Motor and inverter efficiency evaluation with 1 ms data updates
    • Direct voltage input up to 1500 V DC
    • High-speed sampling at 2.5 MHz for waveform analysis

     

  • The Hioki IM7583 Impedance Analyzer is a high-speed, reliable LCR measurement device ideal for testing electronic components in high-volume production environments. It combines precision, compact design, and flexible operation for a wide range of applications.

    Key Features

    • Test frequency range: 1 MHz to 600 MHz
    • Fastest analog test speed: 0.5 milliseconds
    • Basic accuracy: ±0.65% rdg.
    • Half-rack body with palm-sized test head for flexible placement
    • RF I-V method for accurate impedance measurement
    • Contact check with DCR testing, Hi-Z reject, or waveform judgment
    • Frequency sweeps, level sweeps, and time interval measurements in Analyzer Mode
    • Comparator function for automated PASS/FAIL judgments

     

  • The Hioki IM7585 Impedance Analyzer is a high-speed, high-precision LCR and impedance measurement device designed for R&D and production environments. It delivers fast, accurate testing of electronic components from 1 MHz to 1.3 GHz.

    Key Features

    • Test frequency range: 1 MHz to 1.3 GHz
    • Fastest test speed: 0.5 milliseconds (analog measurement)
    • Exceptional stability with 0.07% measured value variability at 1 GHz
    • Basic accuracy: ±0.65% rdg.
    • Half-rack body with a palm-sized test head for flexible placement
    • RF I-V method for precise impedance analysis
    • Contact check with DCR testing, Hi-Z reject, or waveform judgment
    • Frequency sweeps, level sweeps, and time interval measurements in Analyzer Mode
    • Comparator function for PASS/FAIL judgments

     

  • The Hioki IM9201 SMD Test Fixture is a high frequency test fixture designed exclusively for the IM7580 series impedance analyzers. Supporting six common SMD package sizes, it enables stable, repeatable impedance measurements up to 3 GHz for advanced component evaluation in R&D and production environments.

    Key Features

    • Designed exclusively for Hioki IM7580 series impedance analyzers
    • Supports impedance measurement up to 3 GHz
    • Accommodates six SMD package sizes in one fixture
    • Dual device guides allow fast and accurate component placement
    • Optimized for high frequency stability and repeatability
    • Ideal for RF components, ferrite beads, and chip inductors

     

  • A high-speed, high-precision LCR meter ideal for low-ESR and impedance testing in advanced electronic components like polymer capacitors, inductors, and piezoelectric elements.

    Key Features:

    • Continuous LCR/DCR/sweep measurements with one instrument
    • Ultra-fast testing speeds: 1.5 ms (1 kHz), 0.5 ms (100 kHz)
    • High accuracy: ±0.08% basic accuracy for Z parameter
    • Ideal for low-ESR measurement of functional polymer capacitors
    • Suitable for resonance testing of piezoelectric elements
    • Accurate DCR and L-Q testing of inductors, coils, and transformers

Showing 1–16 of 46 results