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Yokogawa | Precision Power Analyzers & Test Instruments

Yokogawa Electric Corporation is a global leader in industrial automation (IA), process control, test & measurement, industrial software, digital transformation and field instrumentation. Founded in 1915 and headquartered in Tokyo, Japan, Yokogawa serves customers in more than 60 countries across industries such as oil & gas, chemicals, power generation, pharmaceuticals, food & beverage, water treatment, mining, renewable energy, semiconductors and manufacturing.

In the test and measurement sector, their instruments are widely considered the gold standard for power measurement, optical communication analysis and electromechanical waveform acquisition, playing a pivotal role in the research and development of renewable energy systems and electric vehicles (EVs).

Key Products and Selection Guide

T&M ProductDescriptionSelection Guide
Precision Power Analyzers (WT Series)The industry standard for measuring power conversion efficiency.For electric vehicle (EV) motor and inverter efficiency testing, strictly look at the WT Series Power Analyzers.
ScopeCorders (DL Series)A unique hybrid instrument combining the high speed capture of an oscilloscope with the long term recording capabilities of a data acquisition (DAQ) system.For electromechanical troubleshooting (e.g., measuring voltage, current, temperature, and vibration simultaneously over several hours or days), select a ScopeCorder.
Optical Spectrum Analyzers (AQ Series)Highly accurate optical testing gear for telecom, laser manufacturing and medical photonics.For telecom or silicon photonics R&D, filter your search through their AQ Series Optical Spectrum Analyzers.

Why Choose Yokogawa Inc.?

  • Engineers prefer Yokogawa products due to their quality.
  • The primary benefit of their equipment is its unrivaled accuracy. For example, their power analyzers are often used by national calibration labs.
  • Yokogawa’s instruments are engineered for extreme durability and long lifecycles.
  • Features like isolated inputs on their ScopeCorders provide critical safety benefits and noise immunity, ensuring that data is pristine even in the harshest, highest voltage industrial environments.

Latest Products

Yokogawa continues to push the boundaries of testing capabilities to support modern energy demands. Following are latest products offered by Yokogawa.

  • WT5000 Precision Power Analyzer
  • DL950 ScopeCorder
  • AQ6370E Optical Spectrum Analyzer

Latest News

  • July 22, 2026 : Yokogawa Test & Measurement Corporation announces the release of WT1500 precision power analyzer. It will meet the power measurement needs of high voltage xEV and renewable energy applications.

Summary

Yokogawa is the undisputed industry leader for R&D professionals requiring extreme precision in power analysis, mechatronics data acquisition, and optical testing. Whether developing the next generation of electric vehicles or advancing sustainable energy grids, Yokogawa provides the reliable data needed to innovate with confidence.

Address & Contact Details

  • Address : Yokogawa Measurement Co., Ltd., 4-9-8 Myojincho, Hachioji City, Tokyo 192-8566
  • Phone : Main Line: 042-690-8800 , Sales: 042-690-8811
  • Contact By Region : Select Region
  • Website : https://tmi.yokogawa.com/

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