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HIOKI Clamp Meters - the right tool for your application

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Accurate and robust – for installation, maintenance, and troubleshooting

HIOKI clamp meters offer professional-grade performance for precise AC or AC/DC current measurement. Choose from compact AC clamps like the CM3286-50 for routine load checks and basic power analysis, or go for robust AC/DC models such as the CM4375-90 with multimeter functions, wide current ranges, and slim jaws for use in tight panels. For precise leakage current detection, the CM4003-90 offers advanced filtering and Bluetooth® connectivity. 

3-Channel AC/DC Power Meter PW3337

DC to 100 kHz 65 A direct input 3-phase + DC

Technical Questions & Answers

The PW3337 enables precise 3-channel AC/DC power measurement up to 1000 V and 65 A in one device.

The PW3337 offers precise 3-channel AC/DC measurement, wide range up to 1000 V and 65 A, and reliable efficiency and harmonic analysis in one compact unit.

Use the PW3337 when you need accurate, simultaneous AC/DC and 3-phase power measurements in a single setup.
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AC Stromzangen
26 Products
3280-70F - AC Clamp Meter 1000 A with Flexible Current Sensor up to 4200 A HIOKI 3280-70F AC clamp meter with CT6280 flexible AC current sensor in C0205 carrying case
3280-70F

3280-70F - AC Clamp Meter 1000 A with Flexible Current Sensor up to 4200 A

Clamp meter for AC currents to 1000 A with flexible current sensor to 4200 A, voltage measurement to 600 V AC/DC, CAT IV 300 V (current) and CAT III 300 V (voltage), 33 mm conductor diameter, resistance measurement and continuity test

€238.00
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3288 - AC/DC Clamp Meter with 1000 A Current Range 3288 - AC/DC Clamp Meter with 1000 A Current Range
3288

3288 - AC/DC Clamp Meter with 1000 A Current Range

Clamp meter with 100 A and 1000 A current ranges for AC/DC, voltage measurement up to 600 V AC/DC. CAT III 300 V (voltage), CAT III 600 V (current), 35 mm conductor diameter, resistance and continuity test

€248.00
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3288-20 - AC/DC True RMS Clamp Meter with 1000 A Current Range 3288-20 - AC/DC True RMS Clamp Meter with 1000 A Current Range
3288-20

3288-20 - AC/DC True RMS Clamp Meter with 1000 A Current Range

True RMS clamp meter with 100 A and 1000 A current ranges for AC/DC, voltage measurement up to 600 V AC/DC. CAT III 300 V (voltage), CAT III 600 V (current), 35 mm conductor diameter, resistance measurement and continuity test

€308.00
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CM3281 - AC Clamp Meter 2000 A for Tight Spaces CM3281 - AC Clamp Meter 2000 A for Tight Spaces
CM3281

CM3281 - AC Clamp Meter 2000 A for Tight Spaces

Clamp meter for AC currents up to 2000 A with clamp opening for conductors up to 46 mm, voltage measurement up to 600 V AC/DC, CAT IV 300 V / CAT III 600 V, resistance measurement and continuity test

€118.00
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CM3286-50 - Clamp Power Meter, 600 A, 360 kW CM3286-50 - Clamp Power Meter, 600 A, 360 kW
CM3286-50

CM3286-50 - Clamp Power Meter, 600 A, 360 kW

Clamp power meter for active, reactive and apparent power, power factor and phase angle, current 60 mA to 600 A, voltage 80 V to 600 V, single phase energy measurement, CAT IV 600 V, CAT III 1000 V, optional Bluetooth with Z3210

€678.00
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HIOKI CM3286-90 power quality clamp meter with bluetooth 600a 360kw battery operated HIOKI CM3286-90 power quality clamp meter with bluetooth 600a 360kw true rms
CM3286-90

CM3286-90 - Clamp Power Meter with Bluetooth, 600 A, 360 kW

Clamp power meter with Bluetooth communication for active, reactive and apparent power, power factor and phase angle, current 60 mA to 600 A, voltage 80 V to 600 V, single phase energy measurement, CAT IV 600 V, CAT III 1000 V

€738.00
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CM3291 - True RMS AC Clamp Meter 2000 A for Tight Spaces CM3291 - True RMS AC Clamp Meter 2000 A for Tight Spaces
CM3291

CM3291 - True RMS AC Clamp Meter 2000 A for Tight Spaces

True RMS clamp meter for AC currents up to 2000 A with clamp opening for conductors up to 46 mm, voltage measurement up to 600 V AC/DC, CAT IV 300 V / CAT III 600 V, resistance measurement and continuity test

€158.00
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CM4002-90 AC Leakage Clamp Meter Bluetooth HIOKI CM4002 ac leakage clamp meter Bluetooth measuring range of 6mA to 200A
CM4002-90

CM4002-90 - AC Leakage Clamp Meter, Bluetooth

The CM4002-90 is a True RMS AC leakage meter with a measuring range of 6mA to 200A and a frequency range of 15 to 2000 Hz. Designed to cover conductors up to 40 mm in diameter, the CM4002 offers a range of advanced functions including Max/Min/AVG/PEAK MAX/PEAK MIN value display, display hold and auto-hold, backlight, automatic power-saving mode, acoustic signal (buzzer), event display, comparator, simple event recording, and inrush current measurement.The CM4002-90 is equipped with the Z3210 module for wireless data transmission via Bluetooth. Technical Details: Measuring range: 6 mA to 200 A Frequency range: 15 to 2000 Hz Cable diameter: Up to 40 mm Key functions: Max/Min/AVG/PEAK MAX/PEAK MIN, display hold, auto-hold, backlight, automatic power-saving mode, buzzer, event display, comparator, simple event recording, inrush current measurement Wireless data transmission: Via Bluetooth with Z3210 moduleLearn more in our blog What’s special about HIOKI’s AC Leakage Current Clamps?

€688.00
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HIOKI 3280-10F - AC Clamp Meter with 3 Current Ranges up to 1000 A HIOKI 3280-10F - AC Clamp Meter with 3 Current Ranges up to 1000 A
3280-10F

HIOKI 3280-10F - AC Clamp Meter with 3 Current Ranges up to 1000 A

Clamp meter with three AC current ranges up to 1000 A, voltage measurement up to 600 V AC/DC, CAT IV 300 V / CAT III 600 V (current), CAT III 300 V (voltage), 33 mm conductor diameter, resistance measurement and continuity test

€98.00
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HIOKI 3287 - AC/DC True RMS Clamp Meter with 10 A and 100 A Current Ranges HIOKI 3287 - AC/DC True RMS Clamp Meter with 10 A and 100 A Current Ranges
3287

HIOKI 3287 - AC/DC True RMS Clamp Meter with 10 A and 100 A Current Ranges

True RMS clamp meter with 10 A and 100 A current ranges for AC/DC, voltage measurement up to 600 V AC/DC, CAT III 300 V (voltage), CAT III 600 V (current), 35 mm conductor diameter, resistance measurement and continuity test

€358.00
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HIOKI CM3289 - True RMS Clamp Meter for AC Currents up to 1000 A HIOKI CM3289 - True RMS Clamp Meter for AC Currents up to 1000 A
CM3289

HIOKI CM3289 - True RMS Clamp Meter for AC Currents up to 1000 A

True RMS clamp meter for AC currents up to 1000 A, voltage measurement up to 600 V AC/DC, CAT IV 300 V (current) and CAT III 300 V (voltage), 33 mm conductor diameter, resistance measurement and continuity test

€138.00
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HIOKI CM4001 - Compact AC Leakage Clamp Meter with True RMS measurement, up to 600 A HIOKI CM4001 - Compact AC Leakage Clamp Meter with True RMS measurement, up to 600 A
CM4001

HIOKI CM4001 - Compact AC Leakage Clamp Meter with True RMS measurement, up to 600 A

Ultra-slim AC leakage clamp meter with 24 mm jaws and True RMS measurement, five ranges from 60.00 mA to 600.0 A AC for leakage and load current testing. CAT III 300 V, optional Bluetooth (Z3210)

€458.00
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