it typically pairs with a TE-6300 Series plastic or metal conduit box

The Johnson Controls T-4054-2 is a high-volume output pneumatic thermostat designed specifically for energy management in commercial HVAC systems

Complete Assembly: Includes the gasket and blower wheel

Universal Solder Connections: Standard 1/2" sweat inlets and outlets ensure a leak-free

Also identified by the part number 8210G004 12/DC

Veris Industries CWE2 Wall Sensor Freon it typically pairs with aThe Veris Industries CWE2 Wall Sensor is a high precision 0 2000 ppm CO2 sensor engineered for commercial building automation systems (BAS) and demand controlled ventilation (DCV) projects. As the direct replacement for the legacy CWE model, this unit features advanced dual beam NDIR technology to ensure long term stability and eliminate the need for manual calibration in standard environments. It provides field selectable analog output CO2 sensor