BTU Energy Meter

ONICON offers a variety of BTU energy meter systems designed for measuring thermal energy in water-based systems. All ONICON thermal energy measurement systems are delivered fully programmed for your application and ready to use right out of the box.


When you choose ONICON for your BTU meters, you can count on the ONICON Difference. We are industry leaders, and our customer-service will help you from start to finish. We calibrate our BTU meters to meet your specific application needs, and our meters are easily installed as soon as you receive them. We guarantee your BTU energy meters are durable, reliable, and designed to accurately measure thermal energy in water-based systems. We offer a 1-year no-fault warranty and a 3-year manufacturer warranty on all of our products to ensure customer satisfaction.


Please select a BTU measurement system below for more information.