Products

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

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

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

The Hioki Earth Tester FT6031-50 is a robust, IP67-rated ground resistance tester designed for fast, precise, and reliable measurements in challenging field environments. Ideal for professional electrical maintenance and safety inspections, it ensures accurate earth resistance testing for all grounding types.

Key Features:

• IP67 dustproof and waterproof protection for outdoor use
• Wireless data transfer with optional Z3210 Adapter
• Test Class A to D grounds with a single meter
• Wide measurement range from 0 Ω to 2000 Ω
• Advanced noise resistance up to 25 V rms
• Auto power-off and digital display for efficient operation
• Easy two-pole or three-pole measurement methods
• Innovative tangle-free cable winder for quick setup and cleanup

The Hioki Earth Tester FT6041 is a highly versatile and durable ground resistance tester engineered for precision and performance in any field environment. With IP67 protection, multiple measurement methods, and wireless data transfer capability, it’s ideal for professionals handling complex grounding applications.

Key Features:

• Compatible with 2, 3, and 4-pole measurement methods
• MEC function for testing without disconnecting ground electrodes
• IP67-rated protection for harsh field environments
• Measures even on concrete using Earth Nets Module
• Fast 6-second readings with tangle-free cord rewinding
• Operates in extreme temperatures from -25°C to 65°C
• Optional Z3210 adapter enables wireless data transfer
• Excellent noise resistance with 30 V RMS ground potential tolerance

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

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

Applications:

• Aerospace & Defense – Avionics, MIL-STD-704, EMC compliance, 400Hz & wild frequency testing
• EV Charging & V2G/V2H Testing – On-board chargers, grid-tied inverters, smart grid simulation
• Energy Storage & Renewable Systems – Home ESS, solar PV/grid-tied inverter testing
• Industrial Power Simulation – Frequency conversion, harmonic analysis, transient simulations
• Smart Grid & Compliance Testing – IEC 61000, RTCA DO-160, IEEE 1547, and more

Applications

• Aerospace & Avionics – Frequency conversion (400Hz & wild frequency testing), MIL-STD compliance
• EV Charging & Power Electronics – On-board chargers (OBC), V2G/V2H testing, battery simulation
• Renewable Energy Systems – Solar PV/grid-tied inverter testing, home ESS & smart grid simulations
• Power Supply & Industrial Testing – AC/DC power supply evaluation, network server & data center testing
• Research & Development Labs – High-frequency power testing, compliance verification, transient simulations

Applications

• Aerospace & Avionics Testing – 400Hz & wild frequency (360Hz-800Hz) compliance
• EV Charging & Power Electronics – AC/DC conversion, V2G, V2H, and OBC testing
• Renewable Energy & Smart Grid – Solar PV inverters, energy storage & grid simulation
• Industrial Power & Manufacturing – AC power supply testing, production line QA
• R&D & Compliance Labs – IEC61000, MIL-STD-704, RTCA DO-160 testing
• Railway Power Systems – 16.6Hz & 400Hz frequency compliance

High-Power 4-Quadrant AC & DC Power Source with Load Option

• Powerful & Versatile: 12kVA / kW to 21kVA / kW in a 4U chassis. Parallel units up to 168kVA/kW (single cabinet)or 252kVA/kW (dual cabinet).
• Multi-Phase Flexibility: Supports single-phase, split-phase, and three-phase configurations with AC, DC, or AC+DC output.
• Grid Simulation & Compliance Testing: Emulates real-world power grid conditions, simulating disturbances, harmonics, and interharmonics for accurate renewable energy testing (solar inverters, EV charging, microgrid, and UPS applications).
• Regenerative Efficiency: Over 90% energy recovery back to the grid reduces power consumption and operational costs.
• Advanced Control & Monitoring: SmartSource Suite enables remote control via an intuitive web browser interface with LAN, USB, GPIB, and RS232 connectivity.

4-Quadrant Programmable Load with Energy Recovery

• Powerful & Scalable: 6kVA/kW to 21kVA/kW in a compact 4U chassis. Parallel units up to 168kVA/kW per cabinet or 252kVA/kW in dual cabinets.
• Versatile Load Simulation: AC and DC load capability with single-phase, split-phase, and three-phase configurations.
• Grid-Ready Compliance Testing: Supports IEEE 1547, UL 1741, IEC 61000-3, IEC 61000-4 compliance testing.
• Energy-Efficient Regeneration: Returns over 90% of absorbed power back to the grid, reducing operational costs.
• Dynamic Load Emulation: Simulates linear and non-linear loads, harmonics, transient conditions, and waveform distortions.
• High-Speed Smart Control: SmartSource Suite for real-time test automation and remote monitoring.

High-Power AC/DC Load Simulator with PHIL Interface

• Scalable Power Density: Available in 30kVA/kW, 45kVA/kW, and 55kVA/kW models, with parallel cabinets up to 550kVA/kW.
• Versatile AC/DC Load Capability: Supports single-phase, split-phase, three-phase, and multi-channel configurations.
• Dual Constant Power Voltage Ranges:
  • AC Voltage: 5-220V L-N / 9-380V L-L & 5-440V L-N / 9-760V L-L
  • DC Voltage: 0-335Vdc & 9-650Vdc
• Advanced PHIL Interface (Option H): High-speed analog I/O for real-time frequency, voltage, and current control.
• Regenerative Power Efficiency: Returns over 90% of absorbed energy back to the grid, reducing operational costs & heat dissipation.
• Dynamic Load Simulation: Simulates harmonics, transient conditions, and waveform distortions for real-world power testing.
• SmartSource Suite for Remote Control: Web-based monitoring and test automation via LAN, USB, GPIB, and RS232.

Key Features:

• Measure even harmonic waveform components using the True RMS method
  
• Expanded -25°C to 65°C operating temperature range
  
• Connect the CT6280 flexible sensor to measure up to 4199 A in thick or paired wires
  
• Drop proof design withstands drop from a height of 1 meter

• CAT IV 600 V, CAT III 1000 V
  When using P2000: CAT III 2000 V, CAT IV 1000 V
  
• Easily get into tight spaces between cables thanks to thin sensor with a minimum cross-section span of 11 mm
  
• Measure up to 2000 A AC
  
• AC A, AC and DC V, DC+AC V, resistance, frequency, and more
• Easily transfer measurement data to your smartphone or tablet by using our free app GENNECT Cross or to an Excel® file (*1)
• Harmonic analysis from 1st to 30th order with GENNECT Cross (*1)