HIOKI Precision Current Sensors with Zero-Flux Technology

Accurate current measurement from mA to kA also at high frequencies

HIOKI’s precision sensors are the best choice for highly accurate and stable measurements even at high currents up to 2000 A and high frequencies up to 4 MHz. Choose from our wide portfolio including clamp-type sensors and pass-through type sensors. These current sensors ensure reliable results even under harsh conditions, thanks to exceptional temperature stability and noise resistance - even when performing harmonic analysis at high switching frequencies. This is why they are trusted across industries like automotive, aerospace, and renewable energy.

Explore our high-accuracy, zero-flux current clamps in detail:
shop.hioki.eu/Precision-Current-Clamps

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CT6830

CT6830 - Ultra-compact AC/DC Current Probe, 2 A / 100 kHz

Ultra-small, zero-flux clamp-on AC/DC Current Probe using flux gate detection, high accuracy ±0.3 % rdg., wide temperature range -40 to 85 oC, measurable current from 100 µAup to 2 A, ME15W connector

€1,548.00*

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CT6831

CT6831 - Ultra-compact AC/DC Current Probe, 20 A / 100 kHz

Ultra small zero flux clamp-on AC/DC Current Probe using flux gate detection, high accuracy ±0.3 % rdg., wide temperature range -40 to 85 oC, measurable current from 1 mAup to 20 A, ME15W connector

€1,548.00*

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CT6833

CT6833 - Super-slim AC/DC high-accuracy Current Clamp, 200 A / 50 kHz

Ultra-slim AC/DC current clamp using advanced fluxgate technology, 200 A rated current, DC to 50 kHz frequency bandwidth, high accuracy ±0.07% rdg., wide temperature range of -40°C to +85°C, maximum conductor diameter 20 mm, cable length 5 m

€2,178.00*

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CT6834

CT6834 - Super-slim AC/DC high-accuracy Current Clamp, 500 A / 50 kHz

Ultra-slim AC/DC current clamp using advanced fluxgate technology, 500 A rated current, DC to 50 kHz frequency bandwidth, high accuracy ±0.07% rdg., wide temperature range of -40°C to +85°C, maximum conductor diameter 20 mm, cable length 5 m

€2,248.00*

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CT6841A

CT6841A - AC/DC High-accuracy Current Clamp, 20 A / 2 MHz

AC/DC current clamp using advanced fluxgate technology, 20A rated current, basic accuracy ±0.2% rdg., wide temperature range of -40 °C to 85 °C, wide bandwidth from DC to 2 MHz, maximum conductor diameter 20 mm, cable length 3 m

€1,818.00*

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CT6843A

CT6843A - AC/DC High-accuracy Current Clamp, 200 A / 700 kHz

AC/DC current clamp using advanced fluxgate technology, 200A rated current, basic accuracy ±0.2% rdg., wide temperature range of -40 °C to 85 °C, wide bandwidth from DC to 700 kHz, maximum conductor diameter 20 mm, cable length 3 m

€1,878.00*

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CT6845A

CT6845A - AC/DC Current Clamp, Fluxgate, 500 A / 200 kHz

AC/DC current clamp using advanced fluxgate technology, 500A rated current, basic accuracy ±0.2% rdg., wide temperature range of -40 °C to 85 °C, bandwidth from DC to 200 kHz, maximum conductor diameter 50 mm, cable length 3 m

€1,988.00*

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CT6846A

CT6846A - AC/DC High-accuracy Current Clamp, 1000 A / 100 kHz

AC/DC current clamp using advanced fluxgate technology, 1000A rated current, basic accuracy ±0.2% rdg., wide temperature range of -40 °C to 85 °C, bandwidth from DC to 100 kHz, maximum conductor diameter 50 mm, cable length 3 m

€2,328.00*

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CT6862-05

CT6862-05 - AC/DC Current Sensor, Fluxgate, 50 A / 1 MHz

The CT6862-05 is a pass-through AC/DC current sensor designed for precision power measurement in industrial environments. It features a wide frequency range and low phase shift, making it highly suitable for accurate waveform observation and harmonic analysis. Technical Details: Current Rating: 50 A AC/DC Frequency Range: DC to 1 MHz Accuracy: ±0.05% rdg, ±0.01% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -30°C to 85°C Input Impedance Requirement: 1 MΩ or higherMore than specs – find more details here:🔗 Measure Power with Precision – Across All Applications

€778.00*

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CT6863-05

CT6863-05 - AC/DC Current Sensor, Fluxgate, 200 A / 500 kHz

The CT6863-05 is a pass-through AC/DC current sensor designed for precision power measurement in industrial environments. It features a wide frequency range and low phase shift, making it highly suitable for accurate waveform observation and harmonic analysis. Technical Details: Current Rating: 200 A AC/DC Frequency Range: DC to 500 kHz Accuracy: ±0.05% rdg, ±0.01% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -30°C to 85°C Input Impedance Requirement: 1 MΩ or higher

€778.00*

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CT6872

CT6872 - AC/DC Current Sensor, 50 A / 10 MHz

The CT6872 is a high-precision AC/DC current sensor designed for detailed waveform observation and harmonic analysis. With a frequency range of up to 10 MHz, it is ideal for high-frequency power electronics testing. It supports automatic phase shift correction (APSC). Technical Details: Current Rating: 50 A AC/DC Frequency Range: DC to 10 MHz Accuracy: ±0.03% rdg, ±0.002% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higherMore than specs – find more details here:🔗 Measure Power with Precision – Across All Applications

€1,698.00*

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CT6873

CT6873 - AC/DC Current Sensor, 200 A / 10 MHz

The CT6873A is an advanced current sensor that provides high-precision AC/DC current measurements for power analysis applications. Its wide frequency range and excellent phase accuracy make it suitable for complex waveform and harmonic studies. It supports automatic phase shift correction (APSC).Technical Details Current Rating: 200 A AC/DC Frequency Range: DC to 10 MHz Accuracy: ±0.03% rdg, ±0.002% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higher

€1,698.00*

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HIOKI Precision Current Clamp Sensor Overview

HIOKI’s AC/DC current clamps offer the perfect balance of ease of use and high-precision measurement, thanks to fluxgate-technology in a practical split-core design. Engineered for non-contact current measurement, these clamps enable fast, hassle-free deployment in both laboratory and field applications.

	Large Clamps up to 1 kA / 200 kHz		Precision Clamps up to 500 A / 2 MHz			NEW Compact Clamps up to 500 A / 50 kHz		Ultra-compact Sensors up to 20 A / 100 kHz
Model	🔗 CT6846A	🔗 CT6845A	🔗 CT6844A	🔗 CT6843A	🔗 CT6841A	🔗 CT6834	🔗 CT6833	🔗 CT6831	🔗 CT6830
Rated Current	±1000 A	±500 A	±500 A	±200 A	±20 A	±500 A	±200 A	±20 A	±2 A
Bandwidth	DC – 100 kHz	DC – 200 kHz	DC – 500 kHz	DC – 700 kHz	DC – 2 MHz	DC – 50 kHz		DC – 100 kHz
Basic Accuracy	±0.2% rdg					±0.07% rdg		±0.3% rdg
Output Voltage	2 mV/A	4 mV/A		10 mV/A	100 mV/A	4 mV/A	10 mV/A	100 mV/A	1 V/A
Max. Conductor Diameter	Ø 50 mm		Ø 20 mm					Ø 5 mm

HIOKI Precision Pass-through Current Sensors Overview

Ideal for EV development, power electronics, and industrial drive systems, HIOKI’s fluxgate based pass-through current sensors enable reliable current waveform capture, inverter efficiency evaluation, and repeatable testing across the full range of development and validation workflows. Developed for power measurement at any performance level.

Modellvergleich

Model	🔗 CT6904A	🔗 CT6877A	🔗 CT6876A	🔗 CT6875A	🔗 CT6872	🔗 CT6873	🔗 CT6863-05	🔗 CT6862-05
Rated current	500 A	2000 A	1000 A	500 A	50 A	200 A	200 A	50 A
Bandwidth	DC to 4 MHz	DC – 1 MHz	DC to 1.5 MHz	DC to 2 MHz	DC – 10 MHz	DC – 10 MHz	DC – 500 kHz	DC – 500 kHz
Basic accuracy	±0,025 % rdg	0,04 % rdg		0,04 % rdg	±0,03 % rdg		±0,05 % rdg
Output voltage	4 mV/A	1 mV/A	2 mV/A	4 mV/A	40 mV/A	10 mV/A		40 mV/A
Maximum conductor diameter	32 mm	80 mm	36 mm		24 mm