Capillary Thermometer QWORK® Capillary Probe Thermometer Used For Boilers, Heating & Cooling Boiler Thermometer SPECIFICATIONS - Shell diameter: 37mm; Sensor probe size: 6., 5*30mm; Capillary length: 1000mm; Temperature range: 0-120°C The maximum temperature of the housing environment must not exceed 70°C. Area Cooling And Heating at Jaime Cardenas blog PROFESSIONAL: Capillary thermometers are designed for all applications where the location of measurement does not match the location of reading. What Are The Different Types Of Boilers For Hydronic Heating And Cooling Systems2028329 Application: it can directly measure the temperature of gas, liquid and steam. Commonly used in boilers, heating and cooling systems. Heavy-Duty Industrial Thermometer for Boiler and Steam System Temperature Control. US$3.6-4.5. Heavy-Duty Thermometer for Boilers, Ovens, and Industrial Use We keep it simple and make sure you get the best for less. Material: This sensor probe is made of copper with a diameter of 6., 5 mm and has excellent thermal conductivity. Choose Qwork where your money works harder for you.