Power Analysers

Power analysers deliver precise, high-performance measurement across applications from power electronics to industrial equipment, helping you verify energy efficiency, assess your system’s performance, detect issues, and ensure regulatory compliance. They support your energy management for cost and environmental benefits. With wide bandwidth, rapid data sampling, and advanced harmonic analysis, these instruments provide you with accurate, actionable insights while remaining intuitive and easy to use.

Optimise your systems with our Yokogawa power analysers, providing precise measurement, reliable high-voltage and high-current performance, and actionable insights to support your design, testing, and monitoring needs. Explore our range.

Series	No. of input channels	Basic power accuracy (50-60 Hz)	U & I Bandwidth	Power accuracy bandwidth	Resolution & sampling speed	Harmonic fundamental frequency
WT300	1, 2 or 3	0.1 % of reading +0.05% of range	100 kHz	DC 0.1 Hz - 100 kHz	16 bit 100 kS/s	10 Hz - 1.2 kHz
WT500	1-3	0.1 % of reading +0.1% of range	100 kHz	DC 0.5 Hz - 100 kHz	16 bit 100 kS/s	10 Hz - 1.2 kHz
WT1800R	1-6	0.05 % of reading +0.05% of range	5 MHz (-3db)	DC 0.1 Hz - 1 MHz	16 bit 2.5 MS/s	0.5 Hz - 2.6 kHz
WT5000	1-7	0.01 % of reading +0.02% of range	10 MHz (-3 db) I-direct input 5 MHz (-3 db)	DC 0.1 Hz - 1 MHz	18 Bit 10MS/s	0.1 Hz - 300 kHz
WT5000-Transformer	3-7	0.008 %	10 MHz (-3 db) I-direct input 5 MHz (-3 db)	DC 0.1 Hz - 1 MHz	18 Bit 10MS/s	0.1 Hz - 300 kHz