Products

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

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

The SM7120 Super Megohm Meter provides rapid, ultra-low current and high-resistance measurement, making it perfect for automated production lines, high-voltage applications, and precise testing of electronic components, EV parts, and insulation materials. Its 2000 V output, exceptional noise resistance, and flexible design ensure reliable, repeatable measurements even in complex environments.

Key Features

• 6.4 ms high-speed measurement including contact check
• Maximum 2000 V output for high-voltage testing
• 0.1 fA ultra-low current resolution for precise detection
• 2 × 10¹⁹ Ω maximum display range
• 300x improved noise resistance for stable results
• Built-in EXT I/O, RS-232C, GP-IB, and USB connectivity
• Multipurpose functionality: Electrometer, Picoammeter, IR Meter
• Ideal for electronic components, EVs, wearables, and insulation testing

The SM7420 Super Megohm Meter offers ultra-low current measurement with 4-channel simultaneous testing, making it ideal for automated production lines and high-precision inspection of passive components like capacitors and filters. Its advanced noise resistance, channel-independent contact checks, and multiple connectivity options ensure accurate, repeatable, and high-speed performance for mass production.

Key Features

• Four-channel ultra-low current measurement with 0.1 fA resolution
• Industry-leading noise resistance, 300x better than previous models
• High-speed testing: 6000 ps/minute for mass production efficiency
• Channel-independent low-capacitance contact check
• Built-in EXT I/O, RS-232C, GP-IB, and USB connectivity
• Ideal for automated MLCC leakage current inspection lines
• Supports integration into automated production systems

The SW2001 High Voltage Multiplexer is a durable and reliable solution designed to simplify complex motor testing setups. It allows safe and seamless switching between high voltage testing and 4 terminal low voltage measurements, helping manufacturers improve efficiency, accuracy, and equipment protection across production lines.

Key Features

• Consolidates six motor tests into one multiplexer system
• Enables safe switching between high voltage and low voltage measurements
• Supports resistance, inductance, surge, hipot, insulation resistance, and partial discharge tests
• Available in 4, 8, and 16 channel configurations
• Reduces test time and manual reconnections
• Protects low voltage instruments from stored energy damage
• Designed for long service life with high durability relays

• Superior Noise Reduction – Attenuates up to 24 dBA, making it perfect for quiet office environments.
• Efficient Cooling – Six ultra-quiet fans expel up to 3 kW of thermal heat.
• Flexible Installation – Available in 24U, 35U, and 44U heights with 36” and 42” depths.
• Durable Construction – Made from 12-gauge US-finished steel with a maximum load capacity of 2,000 lbs.
• Comprehensive Security – Key lockable front and rear doors, with optional locking side panels.
• Acoustic Lined Panels – Fully lined with sound-absorbing material for maximum noise control.
• Versatile Color Options – Available in 7 standard colors including Black, Pearl White, Granite, Platinum, White, Dark Grey, and Blue.
• Complete Accessibility – Removable side panels for easy installation and maintenance.
• Integrated Temperature Display – Real-time temperature monitoring with remote sensor support.
• Cable Management – Bottom rear cable entry accommodates up to 500 CAT 5 cables.

Ideal for:

• Small & Medium Businesses – Deploy IT infrastructure without dedicated server rooms.
• Edge Computing – Reduce latency and bandwidth strain with localized computing.
• Secure Data Centers – Enhance equipment security & environmental control.

With its compact footprint, advanced cooling, and soundproofing technology, the EDGE 3 enclosure offers a quiet, efficient, and scalable alternative to traditional server rooms.

Customizable Configurations for Any Environment

• Freestanding cabinets with adjustable 19” EIA square hole rails and depths of up to 38”.
• Wall-mounted units (cold-rolled steel or stainless steel) available in 12U and 19U sizes.
• Outdoor-ready enclosures for harsh industrial conditions.

Ideal for:

• Telecom & Network Infrastructure
• Industrial Automation & Edge Computing
• Smart Grid & IoT Deployments
• Military & Government Facilities

The KARIS SRK Precision Cooling Cabinets are a space-saving, cost-effective solution for securely housing IT and industrial equipment while maintaining optimal environmental conditions.

• Fully assembled design for hassle-free installation.
• Hinged swing-out option for rear access to cables and equipment.
• Adjustable rails and multiple cable management points.
• Lockable side panels and glass doors for added security.
• Compatibility with power, cooling, and shelving accessories.
• Removable back panel for simplified mounting.
• Durable black powder-coated finish with EIA 310-D compliance.

The KARIS SRK Series Wall-Mount Cabinets provide an ideal solution for IT professionals and data centre managers looking for efficient, secure, and accessible equipment housing.

• Noise reduction of up to 31 dBA, making servers whisper-quiet.
• Up to 12 kW heat dissipation, ensuring optimal thermal management.
• IoT-enabled U-Telligent Management System (UMS) for remote monitoring, security, and alerts.
• Built-in security with internal camera mounting, electronic locking, and real-time access alerts.
• Available in 12U, 24U, and 42U heights, supporting all major server brands.
• Flexible installation options, allow for easy integration in offices, labs, and industrial settings.
• Energy-efficient EC fans, dynamically adjust speed based on heat load to reduce energy costs.
• Fully enclosed design with soundproof cable entry points, maintaining maximum acoustic performance.

Karis SRK Series Server Cabinets are a reliable way to keep sensitive electronics safe. The professional design features a ventilation rate of more than 74%, providing adequate cooling for the entire system. Karis’s server cabinets will make integrating your data center or data closet fast and easy.

• Curved locking front door with ventilation rate above 80%
• Split locking rear door with ventilation rate above 80%
• Horizontally split locking side panels make access easy
• Two heights, two depths, and two widths available
• Rear vertical cable managers (two) include
• Square hole mounting rails are adjustable front to rear
• Grounding kit included
• Levelers and heavy duty casters come standard
• Full range of optional accessories
• 5 year warranty

• 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