This PT100 RTD liquid tight temperature sensor is for brewing. The probe body is made of stainless steel. The mounting is 1/2" NPT thread. This probe has a detachable connector with a spring lock. The detachable cable is convenient for systems that need to be moved for cleaning. Quickly and easily mount in your brewery plumbing or with a nut, washer and o-ring; on the side of your kettle. Interchangeable with popular competitors cables and probes.