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 42 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
  • The Hioki 3153 HiTESTER is an all-in-one solution for insulation resistance and AC/DC voltage withstand testing. It is fully programmable for automated multi-point testing, making it ideal for industrial, manufacturing, and electrical safety applications.

    Key Features

    • Programmable insulation testing from 50 V to 1200 V DC
    • Dielectric strength testing for AC/DC voltages up to 5 kV
    • Store and program up to 32 test files with 50 steps each
    • Optional scanner for automatic multi-point testing
    • Accurate voltage generation via PWM method, independent of supply voltage
    • Ramp timer function for controlled voltage rise/fall during testing
    • Digital display of measured voltage, current, and resistance
    • Compact design with full remote operation capability

     

  • The Hioki 3930 High Voltage Scanner is a passive auxiliary device designed to streamline multi-point high-voltage testing when paired with the Hioki 3153 or a sequencer. Its isolated channels allow safe and efficient AC/DC voltage testing while minimizing connection changes, making it ideal for industrial testing and quality control applications.

    Key Features

    • Supports AC/DC high-voltage output up to 5 kV
    • Multi-point testing: 8 channels per unit, up to 32 channels with 4 connected units
    • Fully isolated HV I/O, control lines, and power supply
    • Operates in multi-mode or single-mode scanning for flexible testing
    • Compatible with Hioki 3153 program function or standard sequencer
    • Fast operation with <6 ms response and recovery time
    • Includes HV test leads, control connector cable, and grounding cable

     

  • 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

     

  • The Hioki BT5525 Tester is engineered for battery production lines to detect microscopic insulation defects and contamination before shipment. It ensures safety, reduces false negatives, and accelerates high-speed testing, making it ideal for modern battery manufacturing.

    Key Features

    • Proprietary BDD function detects minuscule internal short-circuits caused by contamination
    • Stable insulation resistance testing even in noisy environments
    • Contact check function prevents erroneous judgments
    • Maximum test voltage of 500 V for battery cell, module, and pack testing
    • High-speed charging up to 50 mA and discharging up to 40 mA for faster testing
    • Compact design allows integration into battery production systems
    • Cost-effective solution for small to large battery cells and packs
    • PC application for waveform review and CSV data export

     

  • 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
    Learn More
  • 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
    Learn More
  • 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

     

  • Key Features:

    • Fastest insulation tester in the industry with results in as little as 50 ms
    • Wide test voltage range: 25 V to 1000 V with 1 V resolution
    • Quick residual voltage discharge for faster takt times
    • Contact check function prevents false readings from poor connections
    • Short-circuit check detects micro-shorts before testing
    • Built-in LAN and RS-232C for system integration
    • Compact, lightweight design ideal for battery and production line testing
    • Models available: ST5520 (I/O output) and ST5520-01 (BCD output)

     

  • 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

     


Showing 1–16 of 42 results