ACIA/100-2W-IM-4-BB, ACI,

100 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient.

The metal bell box immersion with well configuration has a NEMA 3R rating and is designed for wet environments. It has male 1/2 inch NPT threads and the sensing element is double encapsulated to avoid sensor failures caused by moisture infiltration.  They are offered standard with etched Teflon lead wires and come with a 304 stainless steel machined thermowell.