Thermocouple cables are primarily used to transmit temperature data from thermocouples to measurement instruments or control systems. These cables are widely used in industries such as manufacturing, automotive, and energy, where accurate temperature monitoring is crucial. They are used in applications like furnaces, ovens, and industrial machinery to measure and control temperatures in real time. Additionally, thermocouple cables are essential in HVAC systems, laboratory testing, and scientific research, where precise temperature readings are necessary for experiments or process control. Their ability to withstand high temperatures and provide reliable, accurate readings makes them vital in both industrial and research environments.