It is usually integrated into the high-side liquid or discharge line of commercial air conditioners

Industrial Durability: Features an IP20/NEMA 1 rating and robust screw-clamp terminals that handle up to 10 AWG wire for secure electrical connections

While the stainless steel probe is moisture-resistant

you must source the specific OEM equivalent designed for that directional airflow

Smith factory specifications

Fasco D1165 Motor R-407A It is usually integrated intoThe Fasco D1165 Motor is a high reliability 1 20 HP OEM replacement motor engineered for demanding HVAC and ventilation applications. Operating at 115V and 1550 RPM, this 3. 3 inch diameter motor features a shaded pole design and a single phase configuration drawing 2 amps at full load. As a direct replacement for AO Smith 324, Century 324, and Tradewinds 19 09 215, it provides a seamless fit for Thermador blower assemblies and double shafted fan