Introducing the Sonel PQM-707 Power Quality Analyser

The Sonel PQM-707 power quality analyser from Action Instruments represents a significant advancement in portable power monitoring technology, combining professional-grade measurement capabilities with the mobility and autonomy that modern maintenance teams require. This comprehensive analyser addresses the growing need for on-site power quality diagnostics across a wide range of industrial and commercial applications.

Autonomous operation with professional precision

At the heart of the PQM-707’s capabilities lies its autonomous design, which enables versatile measurement, analysis, and registration of energy network parameters across both DC and 50/60 Hz systems. The device stands out in the market by ensuring all parameters are measured to Class S specifications according to the IEC 61000-4-30 standard, guaranteeing the high accuracy of measurements that professionals demand….

Article continued in Sparks Electrical News 18 Aug 2025