Number One Research Respirometer System

Challenge Technology has been the world leader in respirometric equipment since 1991. Our respirometers are trusted by scientists worldwide for wastewater treatment, biogas optimization, compost evaluation, and soil remediation.
Respirometers for Environmental TestingConcrete, Asphalt, and Aggregate Testing

Asphalt, Concrete, and Aggregate Materials Testing Equipment

Innovation for the road ahead. We’re paving the way for the future of the transportation materials industry. Our equipment features new testing methods  for optimizing the quality of concrete, asphalt, and aggregates.


Challenge Technology is the world leader in manufacturing of respirometric measuring equipment. Our materials testing equipment will soon be the standard for the transportation materials industry.


For over 23 years, Challenge Technology has provided the highest quality respirometers available for testing in wastewater treatment and other fields which use respirometry to gain an understanding of biological processes.


Challenge Technology ships all over the world, with sales representatives in the United States, the United Kingdom, Australia, Japan, China, Hungary, and India.


When you choose a Challenge Technology Respirometer System, you get the benefits of our 23 plus years of experience. We work tirelessly to support our customers and work with them to insure their success.