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 76 results


  • The Hioki 3269 Power Supply is a four-channel unit designed to provide stable power to Hioki flat bandwidth AC/DC current probes, including the 3273-50 to 3276 series, CT6700, and CT610 series. It enables accurate current measurement output for Memory HiCorders, oscilloscopes, and other data acquisition instruments.

    Key Features

    • Supplies power to Hioki current probes 3273-50 to 3276, CT6700, CT610 series
    • Four-channel power output for multi-probe setups
    • Compatible with Memory HiCorders and oscilloscopes
    • Output voltage: ±12 V ±0.5 V, maximum 2.5 A (total of all channels)
    • Compact and lightweight design: 80 × 119 × 200 mm, 1.1 kg
    • Wide AC input range: 100–240 V AC, 50/60 Hz, 170 VA max
    • Simple integration into data acquisition setups
    • Note: Requires compatible current sensor to operate

  • The Hioki 3506-10 C Meter is a high-speed dual-band capacitance meter designed specifically for ceramic capacitor testing on automated production lines. Built for seamless integration with taping machines and sorting systems, it delivers fast, stable, and repeatable measurements even in demanding manufacturing environments.

    Key Features

    • Dual measurement frequencies of 1 kHz and 1 MHz
    • Ultra-fast analog test time of 0.6 ms at 1 MHz
    • Stable low-capacitance measurement for MLCC production
    • Enhanced noise resistance for reliable inline testing
    • BIN function for efficient component screening
    • Designed for integration with taping machines and sorters
    • Excellent repeatability for high-volume manufacturing

     

  • 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 Digital Multimeter DT4281 is Hioki’s flagship high precision multimeter, engineered for advanced electrical and power system testing. Featuring a 60000 count display, true RMS measurement, and industry leading safety design, it delivers fast, accurate results even in complex and high energy environments.

    Key Features

    • High resolution 60000 count digital multimeter
    • Excellent DC voltage accuracy of ±0.025 percent
    • Wide AC voltage frequency range from 20 Hz to 100 kHz
    • True RMS measurement for accurate readings on distorted waveforms
    • Low pass filter for inverter and harmonic rich signals
    • Clamp sensor based current measurement for enhanced safety
    • Terminal shutter mechanism to prevent incorrect lead insertion
    • Dual display for simultaneous voltage and frequency monitoring
    • CAT IV 600 V and CAT III 1000 V safety rated
    • Designed and manufactured in Japan with 3 year warranty

     

  • Hioki Digital Phase Detector PD3259-50 ensures fast, non-contact, and safe phase detection with three-phase voltage measurement. Designed for maximum efficiency, it eliminates the need for metal contact, making it ideal for on-site electrical testing and maintenance.

    Key Features:

    • Non-contact three-phase voltage measurement and phase detection.
    • Safe operation—no metal contact required.
    • Simultaneous phase sequence and voltage inspection.
    • Compatible with Wireless Adapter Z3210 for Bluetooth® communication.
    • Data transfer and report creation using free GENNECT Cross app.
    • Visual and audio alerts for phase detection status.
    • Durable IP54 dustproof and waterproof design.

     

    Select options This product has multiple variants. The options may be chosen on the product page
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  • The DM7275 Precision DC Voltmeter is a high stability 7 and a half digit DC voltmeter designed to bridge the gap between research environments and high volume production lines. With a guaranteed one year accuracy of 20 ppm, it delivers reliable and repeatable measurements for lithium ion batteries, advanced capacitors, and next generation electronic components.

    Key Features

    • 7 and a half digit DC voltage measurement
    • 1 year guaranteed 20 ppm accuracy
    • Ideal for R and D and production line testing
    • Capacitance contact check using built in C monitor
    • Fully automatic self calibration for long term stability
    • Resistant to temperature fluctuations
    • Simultaneous voltage and temperature measurement
    • Temperature compensated voltage display
    • Built in EXT I O, LAN, and USB interfaces
    • Optional GP IB or RS 232C communication models
    • Built in variable power supply for global production use

     

  • The DM7275 Precision DC Voltmeter provides 7½-digit resolution and 20 ppm accuracy, making it perfect for R&D, production lines, and high-precision battery testing. Its advanced contact check, temperature compensation, and multiple connectivity options ensure reliable measurement for lithium-ion batteries, EV components, and next-generation devices.

    Key Features

    • High-accuracy 7½-digit DC voltmeter with 20 ppm (0.002%) guaranteed accuracy
    • Built-in capacitance contact check for maximum measurement reliability
    • Temperature compensation converts voltage to standard temperature values
    • Fully automatic self-calibration for long-term stability
    • Built-in EXT I/O, LAN, USB, GP-IB (DM7275-02), and RS-232C (DM7275-03)
    • Supports R&D and production line environments worldwide
    • Simultaneous measurement of temperature and voltage
    • Ideal for Li-ion batteries, EV components, and electrical double-layer capacitors

     

  • The DM7276 Precision DC Voltmeter is a 7 and a half digit high accuracy instrument designed for ultra precise DC voltage measurement. With industry leading 9 ppm accuracy, it is ideal for lithium ion battery aging tests, capacitor evaluation, and next generation energy device development.

    Key Features

    • 7 and a half digit precision with 9 ppm accuracy
    • Designed for lithium ion battery aging and evaluation
    • Built in capacitance contact check for reliable measurements
    • Fully automatic self calibration for long term stability
    • Resistant to temperature fluctuations and environmental changes
    • Simultaneous voltage and temperature measurement
    • Temperature compensated voltage display
    • Supports global production with variable power supply
    • Built in EXT I O, LAN, and USB interfaces
    • Optional GP IB or RS 232C communication models

     

  • The DMM Station MR8990 combined with the MR8740 or MR8741 Memory HiCorder delivers high precision, simultaneous DC voltage measurement across up to 32 channels. Designed for capturing minute voltage fluctuations, this system is ideal for advanced sensor analysis, battery testing, and automotive electronics evaluation.

    Key Features

    • High precision DC voltage measurement using DVM Unit MR8990
    • Simultaneous sampling across multiple channels
    • Supports up to 32 channels with expandable configuration
    • Measures minute voltage fluctuations with high resolution
    • Accuracy of ±0.01 percent with 1.2 million count resolution
    • High speed sampling up to 500 samples per second
    • Isolated inputs for enhanced safety and signal integrity
    • Suitable for battery, sensor, and automotive testing
    • Rack mountable system for laboratory and production use
    • Compatible only with MR8740 and MR8741 Memory HiCorders

     

  • 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

     

  • 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

     

  • 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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Showing 1–16 of 76 results