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Do you have a question on power quality situation or data you’ve collected and would like our PQ experts to evaluate?

Don’t hesitate to reach out...

"Power Quality Expert with More than +30 years' Experience"

Focus on System Manufacturer

Power Quality Specification

Power Quality Analysis

Expert Engineering Services

Power Quality Practitioner™ Training 


PQSim100 & 200™

A Power Practitioner™ Training Tool
Tests PQ instrument setups, capture capability with a repeatable and predictable voltage and current waveforms. 

Safety Connection Kit Bag

Professional kit bag to accommodate safety voltage test measurements accessories. 

4upsbattery - Quality Power Batteries

Batteries are shipped 100% charged and tested routinely. One year warranty from date of purchase. We carry the brands Universal Power Group battery products, Zeus battery products, NOCO Genius, Panasonic.


Power Quality Blog has been created by Power Quality (Thailand) Co., Ltd. to share knowledge, and experience in solving power quality challenges. We focus on a wide range of power quality related issues, such as harmonics, transients, voltage variations, flicker, poor power factor, voltage sags and swells, and unbalance electrical loads etc.

PQSynergy™ International Conference and Exhibition

We organize an International conference annually. PQSynergy™ objectives is to support research and to share experiences in the related fields of power quality, energy efficiency, renewable energy, and smart grid. The conference is held normally in Thailand but occasionally is relocated around Asia.

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