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Sonel S.A. is a leading European manufacturer of high-quality measuring instruments dedicated to the power generation and telecommunications sectors. Established in 1994 by a team of electrical engineers, the company has grown into a globally recognized brand, debuting on the Warsaw Stock Exchange in 2008. Sonel specializes in developing ergonomic, reliable, and advanced testing equipment used to verify the safety and efficiency of electrical installations.

The company's diverse product portfolio includes multifunction electrical installation meters, insulation resistance testers, earth resistance meters, power quality analyzers, and thermal imagers. Notable series such as the MPI multifunction meters and PAT portable appliance testers are widely used by industrial technicians, maintenance engineers, and safety inspectors. In addition to its headquarters in Poland, Sonel operates through a network of international distributors, ensuring robust support and availability for its diagnostic tools worldwide.

• How often should I calibrate my Sonel meter?

  Sonel typically recommends calibrating their measuring instruments every 12 months to ensure measurement accuracy and safety compliance. Refer to your specific device manual for the recommended interval.

• Where can I find software for my Sonel device?

  Software such as Sonel Reader, Sonel Analysis, and firmware updates can be downloaded directly from the Download section of the official Sonel webсайт.

• What safety standards do Sonel instruments meet?

  Sonel instruments are designed to meet international safety standards, including IEC 61010 categories (CAT III, CAT IV) appropriate for their intended use in industrial and domestic electrical environments.

• Can I use the Sonel MPI-540 for photovoltaic installations?

  Yes, specific models like the Sonel MPI-540-PV are designed with functionalities to test and analyze photovoltaic (PV) installations in conformity with EN 62446 standards.