PROVA , A professional manufacturer of test and measurement instruments, was established in 1991. With more than 30-year experiences and well skilled employees, we are proud of our high quality and development know-how.

To become one of the best leading manufacturers in the industry, every year we design and develop new products to meet the market requirements. In the beginning, we produce Clamp meters, Anemometers, Tachometers, and Calibrators. Then, we successfully develop our main products – Clamp-on ground resistance testers, Power and Harmonics Analyzers, Flexible current meters, Milli-Ohmmeter – and get a very positive market feedback.

Recently, we not only firmly keep working on the Power measurement industry but also extend the application of our instruments to Solar/PV industry by releasing a new product series – PV System Analyzer. It is our goal to keep designing new products with high quality and excellent performance to offer customers a lot of choices.

We are also confident of our competitive prices, friendly service system and prompt delivery. After long-term marketing our products to over 70 countries by ourselves or via various sales channels, we have customers worldwide. We grow annually steadily with our satisfied customers based upon strong mutual support. Please choose PROVA if you are looking for a trustworthy partner.