Johnson Controls T-2100-200 Surface Mount B Thermometer -40°F To 160°F

The Johnson Controls T-2100-200 Surface Mount Thermometer is a convenient tool for temperature control in various processes, mainly in HVAC systems. This simple to read thermometer offers a large range of choice and is a useful addition to managing efficiency and comfort of any system. T-2100-200 is precision digital thermometer that uses a vapor filled copper element that expand or contract depending on the change in temperture. This expands or contracts, and moves via a capillary tube to a dial set on the fron of the thermometer.