Apera Instruments

Since 1991, Apera Instruments has been at the forefront of electrochemical sensor and instrumentation development, delivering cutting-edge measurement solutions for pH, ORP, conductivity, TDS, salinity, resistivity, dissolved oxygen, turbidity, and various ions. Our industry-leading technologies, rigorous quality control, and exceptional customer service have made us a trusted name in over 60 countries, with millions of our products in use worldwide. Every Apera product is CE and RoHS certified and manufactured in our ISO 9001:2015-certified facility, ensuring the highest standards of precision and reliability. For over 30 years, our mission has been to empower individuals, organizations, and communities with innovative, user-friendly electrochemical instruments. We serve a diverse range of users—from scientists and researchers to students, business owners, and hobbyists—helping them make informed decisions about water quality. By advancing accessible and reliable testing technology, we strive to contribute to a more sustainable future where clean water is a universal reality.