Proportional Temperature Controller, 24-30Vac, 0-100 Degree Setpoint Temperature Range, 125 Degree Maximum Operating Temperature, 3-10 Degree Throttling Range, 1/8"x76 3/8" Copper Bulb Size, 5' Capillary Length, Fast Response Element, One 135 Ohm Potentiometer Analog Output, Provides Modulating Control of Water or Air Temperature in Ducts or Tanks, Includes Duct Coil Holder

Proportional Temperature Controller, 24-30Vac, 55-175 Degree Setpoint Temperature Range, 200 Degree Maximum Operating Temperature, 3.5-36 Degree Throttling Range, 1/8"x76 3/8" Copper Bulb Size, 5' Capillary Length, Fast Response Element, One 135 Ohm Potentiometer Analog Output, Provides Modulating Control of Water or Air Temperature in Ducts or Tanks, Includes Duct Coil Holder

Proportional Temperature Controller, 24-30Vac, 0-100 Degree Setpoint Temperature Range, 125 Degree Maximum Operating Temperature, 3-30 Degree Throttling Range, 7/64"x24' Copper Bulb Size, 24' Capillary Length, Averaging Element, One 135 Ohm Potentiometer Analog Output, Provides Modulating Control of Water or Air Temperature in Ducts or Tanks