Type "T" Thermocouples
Many types of metals are used for thermocouples in various applications; however, copper and constantan are the most practical type for temperatures below 600 Degrees F. The Constantan is an alloy approximately 57% copper and 43% nickel along with the junction of copper is called a type T thermocouple. All of the Rolfes Temperature Cables are manufactured with this process and are made in the USA. These are available in bulk or custom made to the customer's specification.
Extra Heavy Duty
Rolfes @ Boone, located on the east edge of Boone, Iowa, began business operations on April 1, 1994. Boone Cable Works & Electronics is employee owned and is a full-line manufacturer of grain termperature detection and hazard detection equipment. All design, engineering, manufacturing, and sales functions are performed "in-house" in our 22,500 square foot facility.