and hydronic heating retrofits where a 1/2" sweat connection is required

though you must verify the motor nameplate requirements

Efficient Operation: Delivers 3

and integrated packing components to resolve common vacuum or pressure leaks at the bonnet

Automatic Reset Logic: Eliminates downtime by automatically resetting once the unit cools

Siemens Building Technology 535-490-18 Temperature Sensor 323269-701 and hydronic heating retrofits whereThe Siemens Building Technology 535 490 18 is a professional grade duct averaging temperature sensor designed for precise climate monitoring in large scale HVAC commercial systems. Utilizing a 100 Ohm Platinum RTD sensing element, this unit effectively mitigates the risks of temperature stratification by averaging the thermal profile across the airflow. The 18 inch rigid probe is constructed for durable deployment within supply or return air ducts,