CT9557 - SENSOR UNIT

Product information "CT9557 - SENSOR UNIT "

The CT9557 is a power supply unit that supports up to four Hioki current sensors. It can aggregate the provided waveforms for total output. It is ideal for large current or multi-cable circuits. 

Technical details
  • Channels: 4 
  • Output: Waveform, total waveform, and total RMS (BNC terminals) 
  • Power consumption: 155 VA max 
  • Power supply: AC Adapter Z1002 
  • Input connector type: Hioki ME15W female terminal • Output connector type: BNC 
  • Dimensions: 116 x 67 x 132 mm 
  • Weight: 420 g 
  • Supported sensors: 9272-05, CT684x-05, CT684xA, CT686x-05, 9709-05, CT687x, CT687xA, PW9100, CT6904A


More than specs – find more details here:
🔗 Zero-flux Current Clamps: Accuracy without effort from mA to kA
  • CT9557 
  • AC Adapter Z1002 
  • Power cord 
  • Instruction manual

Related products

MR8870-20
MR8870-20 - Portable data recorder
The Hioki MR8870-20 Data Recorder is a versatile, compact oscilloscope-like device designed for high-speed waveform recording and long-term RMS data capture. It features isolated inputs for safe measurement of power lines, and its real-time data-saving functionality ensures continuous monitoring with minimal interruptions.With up to 1 MS/s sampling rate and the ability to record fluctuations in RMS data, the MR8870-20 is ideal for applications such as motor startup analysis, inverter output waveform monitoring, and CB timing measurements. Its portable design makes it easy to use on-site. Technical Details: Channels: 2 analog, 4 logic channels Max Sampling Rate: 1 MS/s (1 µs) Memory Capacity: 12 bits × 2 M-Words/channel Storage: CF card (up to 2 GB, FAT/FAT32) Display: 4.3-inch TFT color LCD Operating Temperature: 0°C to 40°C Power Supply: AC adapter (100–240 V), Battery Pack 9780 Dimensions: 176 mm (W) × 101 mm (H) × 41 mm (D) Weight: 600 g (with battery pack)

€1,248.00*
MR8880-20
MR8880 - Portable Memory Recorder, 4 Channels
The MR8880 is a 4 channel portable data acquisition system (DAQ) with a maximum sampling rate of 1Msamples/s on all analog channels simultaneously. It has 4 analog direct input channels for voltages up to 600V and 8 logic channels.Technical Details:   Complies CAT III 600V isolation for direct measure of 480V power line 4 complete isolated channels Operating temperature range of -10°C to 50°C Built to withstand mechanical shocks and vibrations PRESET function A memory capacity of 14bit × 1 M words/ch (1 word = 2 bytes)

€3,118.00*
MR8875
MR8875 - Portable memory recorder
The Hioki MR8875 Memory Recorder is a high-speed, multi-channel logger designed for long-term data recording and real-time waveform monitoring. It supports various input modules for mixed signal measurement, including voltage, temperature, strain, and CAN signals, with a sampling period as short as 2 µs. Its robust design is suitable for harsh environments, making it ideal for applications such as battery evaluation, motor testing, and power equipment analysis. Technical Details: Channels: Up to 60 channels with input modulesSampling Rate: 500 kS/sMemory Capacity: 32 MW (64 MB) Display: 8.4-inch TFT color LCD Storage: SD card, USB memory stick Dimensions: 298 mm × 224 mm × 84 mmWeight: 2.4 kg (excluding modules)

€4,758.00*
PW3390
PW3390 - Portable 4-channel Power Analyzer
Portable 4-channel power analyser with ±0.09% basic accuracy, DC–200 kHz measurement range, 16-bit converter, phase shift correction for HIOKI current sensors, 50 ms data update rate, 16-channel waveform/analogue output, motor analysis, WLTP-compliant.
CT6876A
CT6876A - AC/DC Current sensor
Product Description for CT6876 AC/DC Current Sensor The CT6876 AC/DC Current Sensor is designed for accurate current measurements with a broad frequency range from DC to 1.5 MHz. With a rated current of 1000 A, it is ideal for demanding applications in industries such as inverter motors, electric vehicles, and power electronics.The sensor offers excellent noise resistance and high precision, making it a top choice for high-current, high-speed measurements. When combined with Hioki's Power Analyzers, it ensures accurate power conversion efficiency measurements, especially in high-frequency environments. Technical Details: Model: CT6876 Rated Current: 1000 A Frequency Bandwidth: DC to 1.5 MHzBasic Accuracy: Amplitude: ±0.04% rdg. ±0.008% f.s. Phase: ±0.1° Maximum Conductor Diameter: 36 mm Maximum Rated Voltage to Ground: 1000 V CAT III Operating Temperature: -40°C to 85°CInput Impedance Requirement: 1 MΩ or higher Output Terminal: ME15W

€2,268.00*
CT6875A
CT6875A - AC/DC Current sensor
The CT6875 AC/DC Current Sensor is designed for accurate current measurements across a broad frequency range, from DC to 2 MHz (Model CT6875-01: DC to 1.5 MHz). With a rated current of 500 A, it is ideal for R&D, quality evaluation, manufacturing, and maintenance in industries such as wireless charging systems, inverter motors, PV power conditioners, and EV quick charging facilities. In combination with the Power Analyzer PW8001, the sensor allows for precise high-frequency and low power factor measurements. Technical Details: Rated Current: 500 A Frequency Bandwidth: CT6875: DC to 2 MHzBasic Accuracy: Amplitude: ±0.04 % rdg. ±0.008 % f.s., Phase: ±0.08° Maximum Conductor Diameter: 36 mm Maximum Rated Voltage to Ground: 1000 V CAT III Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higher Output Terminal: ME15W Cable length: 3mMore than specs – find more details here:🔗 Measure Power with Precision – Across All Applications

€1,698.00*
CT6863-05
CT6863-05 - closed current transformer
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

€778.00*
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*
CT6872
CT6872 - AC/DC Current Sensor, Fluxgate, 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*
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*
CT6844A
CT6844A - AC/DC High-accuracy Current Clamp, 500 A / 500 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, wide bandwidth from DC to 500 kHz, maximum conductor diameter 20 mm, cable length 3 m

€1,988.00*
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*
CT6873
CT6873 - AC/DC Current Sensor, Fluxgate, 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*
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*
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*
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*
CT9904
CT9904 - CONNECTION CABLE
The CT9904 connection cable is designed for reliable data transfer between Hioki sensors and measurement instruments, offering robust connections for accurate current readings. Technical Details: Length: 1 m Connectors: ME15W(m 12pin) / ME15W(w 12pin) Compatibility: Hioki current sensors

€168.00*
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*
CT9900
CT9900 - CONVERSION CABLE
The CT9900 conversion cable allows for easy connection between Hioki current sensors and compatible data acquisition devices, ensuring stable signal transmission. Technical Details: Length: 240 mm Connectors: PL23(w 10pin) / ME15W(m 12pin) Compatibility: Hioki current sensors 

€128.00*
Z1002
Z1002 - Power supply unit for MR8880, MR8875, PW3198
Z1002 ist ein Universalnetzteil für Netzspannungen von 100 V bis 240 V AC, 50/60 Hz, das 12V DC, 5,25A max (63W) zur Verfügung stellt. Es ist geeignet für die Hioki-Produkte CT9557, MR8875, MR8880, PW3198, PQ3100, PQ3198.Technische Details: Eingangsbereich: 100VAC bis 240VAC Ausgang: 12VDC, 5,25A, Pmax 63W Restwelligkeit & Rauschen: 100mVpp DC-Stecker: gewinkelter Hohlstecker 5,5mm (Innenmaß 2,5mm)

€158.00*
L9217
L9217 - BNC Cable
The L9217 is a connection cord with insulated BNC connectors at both ends. Technical Details: Length: 1.6 m Maximum Rated Voltage to Earth: CAT III 300V, CAT II 600VMaximum Rated Line Voltage: 300V Maximum Rated Current: 0.2A Compatible Hioki Products: VT1005 Voltage Divider, Memory Recorders and similar products.

€68.00*
9165
9165 - BNC Cable
The 9165 is a 1550 mm long BNC to BNC coaxial cable for reliable signal transmission in test and measurement applications. It features an RG-58A/U coaxial cable with 50 Ohm BNC connectors (BNCP-58A) at both ends and offers high signal integrity. Precision manufacturing makes it ideal for laboratory applications.Technical details: Cable type: RG-58A/U coaxialConnector type: BNC (BNCP-58A), 50 OhmLength: 1550 mm (+20 mm tolerance)Applications: Reliable signal transmission for testing and measurement

€38.00*
LR8101
LR8101 - Modular multi-channel Data Logger for system integration
Main unit for system integration applications, modular system, max. 300 voltage/temperature or 12 power channels, for high voltage/high current applications, max. update interval 5 ms, for 19” rack systems

€2,058.00*
LR8102
LR8102 - Modular multi-channel Data Logger for system integration, optical sync, UDP, CAN
The versatile, modular data logger LR8102 can be used in combination with a variety of modules. It is therefore the perfect solution for integration in applications requiring multiple channels and recording intervals as short as 5 ms.
PW8001
PW8001 - High Precision Power Analyzer
High-precision power analyzer for analysing the efficiency of inverters and inverters with basic accuracy of ±0.03%, sampling rate of 15 MHz, 18-bit AD converters, automatic phase shift correction, data update rate of 1 ms.