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 29 results


  • 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

     

  • 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
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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
    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 PW3335 Meter is a high-precision single-phase power meter designed to measure AC/DC standby power and large power loads with exceptional accuracy. Ideal for energy testing of transformers, adapters, power supplies, and motors, it supports currents up to 30 A continuous and handles high crest factors for accurate low-power measurements.

    Key Features

    • Measures AC/DC power from 1 mA to 20 A (max 30 A continuous)
    • High-precision basic accuracy: ±0.1%
    • Wide frequency bandwidth: DC to 100 kHz
    • Measures harmonic and standby power per IEC62301
    • Accurate even at low power factors for no-load testing
    • Supports crest factor up to CF6 for high-accuracy AC adapter testing
    • Multi-unit synchronization: up to 8 meters
    • Optional external sensor inputs up to 5000 A (PW3335-03/-04)
    • Built-in LAN, RS-232C, GP-IB, and D/A outputs depending on model

     

  • The Hioki PW3336 Meter is a high-precision, 2-channel power meter for DC, single-phase, and three-phase measurements. It delivers accurate readings for motors, inverters, power conditioners, and industrial power supplies, supporting voltages up to 1000 V and currents up to 65 A direct input.

    Key Features

    • Measures DC, single-phase 2-wire, single-phase 3-wire, and 3-phase 3-wire systems
    • High-precision basic accuracy: ±0.1%
    • Frequency bandwidth: DC to 100 kHz
    • Supports currents up to 65 A direct input, up to 5000 A with optional sensors
    • Harmonic analysis up to the 50th order (IEC 61000-4-7)
    • Multi-unit synchronization: up to 8 units
    • Built-in GP-IB or D/A output options available
    • Ideal for motor, inverter, power conditioner, and industrial equipment testing

     

  • The Hioki PW3337 Meter is a high-precision, 3-channel power meter for DC, single-phase, and three-phase 4-wire systems. It is ideal for motors, inverters, power conditioners, and industrial power supplies, supporting voltages up to 1000 V and currents up to 65 A direct input.

    Key Features

    • Measures DC, single-phase 2-wire to 3-phase 4-wire systems
    • High-precision basic accuracy: ±0.1%
    • Frequency bandwidth: DC to 100 kHz
    • Supports currents up to 65 A direct input, up to 5000 A with optional sensors
    • Harmonic analysis up to the 50th order (IEC 61000-4-7)
    • Multi-unit synchronization: up to 8 units
    • Can create a 6-channel setup by synchronizing two units via PC application
    • Built-in GP-IB or D/A output options available
    • Ideal for development and production of motors, inverters, and power conditioners

     

  • 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 MR6000 Memory HiCorder sets a new benchmark in waveform recording, combining cutting-edge technology, intuitive design, and world-class performance. Built from the ground up, it’s engineered to tackle both current and future measurement challenges with ease and precision.

    Key Features:

    • Large, intuitive touch panel for efficient and user-friendly operation
    • Simultaneous multi-channel isolation measurement at up to 200 MS/s (with High Speed Analog Unit U8976)
    • Significantly faster data saving for a seamless experience
    • Real-time data saving without interrupting ongoing measurements
  • The Hioki Rack-mounted Multi-channel System Recorder (MR8741/MR8740) is a powerful, high-speed, single-device solution for waveform recording and generation. Ideal for test systems, it offers high-resolution, isolated multi-channel measurements with fast sampling capabilities.

    Key Features:

    • Integrated waveform recording and generation in one device
    • Equipped with DVM Unit MR8990 for high-accuracy 24-bit resolution measurements
    • Supports up to 16 channels (MR8741) for multi-channel testing
    • Isolated input between channels and from input to chassis (up to 300 V AC/DC)
    • High-speed sampling up to 20 MS/s
    • Compact rack-mountable design (4U height, under 180 mm depth)
    • Monitor display and setting access via DVI-D and mouse
    • Enables remote measurement and control via LAN
    • Browser-based screen monitoring or advanced control via Hioki 9333 LAN Communicator
  • The Hioki Memory Recorder is a high-speed, fully-isolated data acquisition system designed for precise and simultaneous measurement of multiple analog and logic signals. Ideal for testing, simulation, and system diagnostics, it combines waveform generation and recording in one powerful unit.

    Key Features:

    • Generate and record waveforms using a single device
    • Simulate issues by outputting previously recorded problematic waveforms to test devices
    • Supports 32 analog + 32 logic channels, expandable to 28 analog + 64 logic channels
    • High-speed sampling up to 20 MS/s with fully isolated inputs
    • Ensures safe measurement with complete analog input isolation
    • Equipped with a large-capacity 512M-word memory
    • Simultaneously measures high voltage and ultra-low voltage system signals

     

  • The Memory HiCorder MR8848 is a rugged, high-speed data acquisition recorder designed for capturing critical transient events in demanding industrial and infrastructure environments.

    Key Features

    • Durable, shock-resistant portable design for field use
    • Isolated analog channels for safe multi-system measurements
    • 32 analog and 64 logic channels for complex signal analysis
    • High-speed sampling to capture fast transient waveforms
    • Large-capacity memory for long-duration recording
    • Built-in waveform and numerical analysis for pass or fail judgments
    • Optional on-site printer for secure, tamper-proof documentation

     

  • The Memory HiCorder MR8870 is a compact, high-speed data acquisition recorder designed for waveform observation and RMS variation recording in maintenance and fault analysis applications.

    Key Features

    • Dual recording mode for instantaneous waveforms and RMS variations
    • Two isolated analog channels with 2 MW internal memory
    • Real-time saving of measured values to CF card
    • Synchronize two instruments to record four channels at once
    • High-speed performance up to 1 MS per second
    • Compact handheld design for easy field transport
    • Sharp QVGA TFT wide LCD for clear waveform viewing
    • Ideal for elevator, motor, inverter, and machine diagnostics

     


Showing 1–16 of 29 results