Explore the selection of temperature controllers and sensors at F.W. Webb to find the best options for residential or commercial applications. A controller senses and monitors the temperature in a heating, ventilation, air conditioning, or refrigeration system to keep it running smoothly. Use our convenient filters to sort the aquastat and temperature sensors by material, size, end connection, voltage, electrical rating, controller type, and other variables. Browse quality options in temperature controllers and sensors from trusted makers, including Johnson Controls, Honeywell Commercial, Source 1, Resideo, Supco, White Rodgers, and Robertshaw, to find the right fit for an existing HVACR system.
An aquastat controller is a switch that monitors water temperature, and then powers a boiler on and off to maintain the right temperature level.