Powersold Devices Powersol Devices was established in the year 2005. We are Manufacturer, Exporter, Trader, Distributor of Detuned Harmonic Filter Panel, Harmonic Filter Panel, Steel Industry Tuned Harmonic Filters, etc.  Incorporation of continuous improvement practices and modern technology has enabled us a strong foothold in the industry. With the support of R&D and manpower, we have captured a considerable share in the market as trusted preparer.