Key Benefits Shock Absorption: Features a 4-way flexing action that neutralizes torsional shock and prevents damage to motor bearings and driven equipment

As the direct engineered replacement for the 105F1621HS compressor model

Balanced Port Design: Compensates for fluctuating pressures to ensure stable superheat control and prevent hunting

Designed for belly band mounting

and X series units where maintaining specific airflow cubic centimeters per minute is critical for heat exchanger longevity and proper burner flame patterns

Trane SWT1696 Flow Switch 320788-704 Key Benefits Shock Absorption: FeaturesIdentify and replace faulty temperature sensitive safety components with the Trane SWT1696, a high precision Reverse Flow Switch engineered for specific furnace and air handler applications. This genuine OEM Trane replacement part is essential for monitoring airflow direction and preventing unsafe operation during reverse flow conditions. Designed for tight tolerances, the SWT1696 features an operational temperature rating where it opens at 140F (60C)