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HIOKI PW8001 – High Precision Power Analyzer
The PW8001 is HIOKI’s flagship 8-channel power analyzer, engineered for ultra-precise efficiency measurements in cutting-edge power systems, from SiC/GaN inverters to electrical drivetrains, transformers, and motors.

With ±0.03% basic accuracy, 15 MHz sampling, 18-bit resolution, and a 1 ms data update rate, the PW8001 offers unrivaled speed, resolution, and stability in one platform.

Banner Specs
Basic power accuracy: ±0.03%

8 power channels with motor analysis support

Noise immunity: 110 dB @ 100 kHz

5 MHz frequency bandwidth for power measurements

1 ms data refresh rate for high-speed analysis

Key Benefits
Analyze up to 8 power channels simultaneously — perfect for dual drivetrain setups

Supports motor analysis on every input unit

Automatic Phase Shift Correction with HIOKI current sensors

Wide 2 A to 2000 A measurement range using high-accuracy sensors

Power Spectrum Analysis reveals high-frequency loss sources instantly

Plug & Play connectivity with all HIOKI sensors and probes

Applications
Efficiency testing of power converters and inverters

Loss measurement in transformers and inductive components

High-accuracy motor efficiency testing

Real-time power fluctuation analysis in EV battery charging/discharging

High-voltage testing of wind turbines and solar PV systems

Precision Power Input Units
Two interchangeable input modules allow system customization based on application needs:

U7005 – High Bandwidth Input Unit

±0.03% basic accuracy

15 MHz sampling | 18-bit A/D

1000 VAC max input

Ideal for SiC/GaN inverter efficiency, inductor loss testing, and more

High 110 dB noise rejection @ 100 kHz

U7001 – High Voltage Input Unit

±0.07% basic accuracy

2.5 MHz sampling | 16-bit A/D

1500 VDC max input

CAT II rated – perfect for IGBT-based drives, wind turbines, and PV systems

Advanced Measurement Capabilities
Power Spectrum Analysis: go beyond FFT with full-spectrum visibility

Wideband Harmonic Analysis: analyze power quality over broad frequency ranges

Motor Analysis Function: calculate torque, rotation speed, slip, and mechanical output

Optical Link: synchronize 2 PW8001 units for up to 16-channel measurement

Current Sensor Integration
The PW8001 supports automatic phase shift correction with HIOKI current sensors for unmatched accuracy in high-frequency conditions and low power factor measurements. Compatible with:

Current probes (BNC, LEMO)

Direct-connect current boxes

Clamp sensors

1 ms Update Rate = Real-Time Accuracy
Capture fast transients during dynamic power events

Ideal for EV battery testing, motor startup, and inverter transitions

Expandable Architecture
Scale to 16 channels with optical link between two units

All channels synchronized—perfect for full-system testing of multi-output setups

What’s in the Box
PW8001 Power Analyzer

Power Cord

Instruction Manual

GENNECT One Software (CD)

D-sub 25-pin connector (if D/A output is selected)

Optimize Your Power Testing with HIOKI
The PW8001 is the ultimate power analyzer for engineers and researchers pushing the limits of electrical efficiency and precision.

👉 Request a quote today to elevate your power testing capabilities.