Ingersoll Rand temperature sensor thermistor for many of their rotary screw air compressors. This sensor often sits on the bottom of the airend and shuts the compressor off on a high temp signal if the airend temperature reaches the upper temperature setpoint.
This 39586227 sensor was used on a variety of Ingersoll Rand rotary screw compressors that were built between the mid 90's and mid 2000's. The horse power ranges anywhere between 20 thru 60hp. If you are unsure if this item will fit your air compressor, we highly recommend calling our parts department for confirmation.
This part number is the same as Ingersoll Rand sensor #37952439