Current sensors and clamp meters for power, maintenance, waveform, and leakage measurement.
RCC Electronics offers HIOKI clamp-on current probes, AC/DC current sensors, flexible current sensors, leakage clamp meters, clamp power meters, clamp testers, oscilloscope current probes, and analyzer-compatible CTs.
✓ AC, DC, and AC/DC measurement✓ Clamp, probe, and flexible sensor options✓ Power analyzer and oscilloscope support
MODE: CURRENT MEASUREMENT
APPLICATION: clamp / probe / flexible CT
OUTPUT: waveform, RMS, leakage, power data
30A–2000ACurrent range
AC/DCClamp meters and current probes
MHzWide-band oscilloscope probes
LeakCM400x leakage clamp meters
Match the current sensor to the instrument and measurement task.
The HIOKI Current Sensor category includes wide-band current probes for oscilloscopes, compact clamp testers, clamp power meters, leakage clamp meters, flexible current sensors, AC/DC current probes, and current sensors for HIOKI power analyzers and data loggers.
01
Measure without breaking the circuit
Clamp and flexible sensors support practical field measurement on installed conductors for maintenance, troubleshooting, and energy work.
02
Capture fast waveforms
Wide-band current probes such as 3273-50, 3274, 3275, 3276, CT6700, CT6701, CT6710, and CT6711 support oscilloscope-based waveform observation.
03
Support power and leakage analysis
Analyzer-compatible CTs, clamp power meters, and leakage clamp meters help teams investigate power quality, load current, and insulation leakage issues.
Featured HIOKI current measurement groups.
Because this category contains many models, the landing page groups products by application so customers can quickly narrow the right HIOKI sensor family.
Wide-band oscilloscope probes
3273-50 / 3274 / 3275 / 3276
HIOKI clamp-on current probes for oscilloscope input
These as wide-band current probes for direct oscilloscope input
3273-50: 30A DC to 50MHz listing
3274: 150A DC to 10MHz listing
3275: 500A DC to 2MHz listing
3276: 30A DC to 100MHz listing
Compact clamp testers
3280 / 3287 / 3288 Series
HIOKI compact clamp-on testers
3280-10F and 3280-70F are listed as 1000A AC clamp-on compact testers
3287 is listed as a 100A AC/DC TRMS clamp-on tester
3288 and 3288-20 are listed as 1000A AC/DC clamp-on testers
Useful for general maintenance and field current checks
Clamp power meters
CM3286-50 / CM3286-90
HIOKI AC Clamp Power Meter models
CM3286-50 is listed as an AC clamp power meter
CM3286-90 includes a wireless adapter
Useful when current and power-related measurements are needed in a clamp format
Contact us to confirm wireless and accessory requirements
Leakage current
CM4001 / CM4002 / CM4003 Series
HIOKI AC leakage clamp meters
CM4001, CM4002, and CM4003 are listed as AC leakage clamp meters
Wireless adapter versions are listed as CM4001-90, CM4002-90, and CM4003-90
Useful for leakage current checks and maintenance troubleshooting
Select model based on measurement range, jaw size, and wireless requirements
AC clamp meters
CM3281 / CM3289 / CM3291 / CM4141
HIOKI AC clamp meter models
CM3281 is listed as a 2000A AC clamp meter
CM3291 is listed as a 2000A TRMS AC clamp meter
CM4141-50 and CM4141-90 are listed as AC clamp meter options
Useful for routine AC current measurement and maintenance checks
Rugged AC/DC clamp meters
CM4371 / CM4373 / CM4375 Series
HIOKI AC/DC clamp meter and solar set options
CM4371-50 and CM4371-90 are listed as AC/DC clamp meter options
CM4373 and CM4375 series include wireless adapter, set, and solar set listings
Suitable for AC/DC maintenance, field service, and solar-related applications
Check Bluetooth/wireless and kit requirements before ordering
Flexible sensors
CT6280 / CT7044 / CT7045
HIOKI AC flexible current sensors
CT6280 is listed as an AC flexible current sensor
CT7044 is listed as a 600A/6000A flexible sensor with 3.94 in. diameter
CT7045 is also listed as an AC flexible current sensor
Useful where conductor access is limited or large conductors are involved
Power analyzer sensors
CT6862-05 / CT6863-05
HIOKI AC/DC current sensors for PW6001
CT6862-05 is listed as a 50A AC/DC current sensor for PW6001
CT6863-05 is listed as a 200A 500kHz AC/DC current sensor for PW6001
Useful for precision power analysis workflows
Confirm compatibility with the analyzer and required current range
Data logger / PQ accessories
9010 / 9018 / 966x / 969x / CT6500
Clamp-on CTs and sensors for analyzers/loggers
9010-50 and 9018-50 are listed as AC clamp-on CTs
9660, 9661, 9669, 9694, and 9695-series support HIOKI analyzer workflows
CT6500 is listed as a 500A clamp-on sensor for LR5051-20
Choose by instrument compatibility and current range
AC/DC current probes
CT6700 / CT6701 / CT6710 / CT6711
HIOKI high-frequency AC/DC current probes
CT6700 is listed as 5A DC to 50MHz
CT6701 is listed as 5A DC to 120MHz
CT6710 is listed as 0.5A, 5A, 30A DC to 50MHz
CT6711 is listed as 0.5A, 5A, 30A DC to 120MHz
High-accuracy AC/DC sensors
CT683x / CT684x / CT687x / CT6904A
HIOKI AC/DC current probe and sensor families
CT6830, CT6831, CT6833, and CT6834 are listed as AC/DC current probes
CT6841A through CT6846A are listed as AC/DC current probes
CT6872, CT6873, CT6875A, CT6876A, and CT6877A cover higher current sensor options
CT6904A is listed as a 500A DC to 4MHz current sensor
Need help choosing?
Application Support
We can help match the current sensor to your instrument
AC-only, DC, AC/DC, leakage, or waveform measurement
Clamp meter, oscilloscope, logger, power analyzer, or power quality analyzer compatibility
Current range, bandwidth, jaw size, and flexible sensor requirements
Wireless adapter and kit selection support
Quick comparison
Use this table as a practical starting point before contacting us to confirm compatibility, current range, and accessory requirements.
Product group
Best fit
Examples
Typical application
Wide-band oscilloscope probes
Waveform capture and electronics testing
3273-50, 3274, 3275, 3276
Direct oscilloscope input for high-bandwidth current waveform observation