A/TT1K-HT-DO-18"

1000 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient, with a sensor range of -40 to 743 degF (-40 to 395 degC)used in conjunction with a temperature transmitter.

The standard duct without box configuration has a mounting flange for quick installation (Please note that the electronics are rated from 32 to 158 degrees F)