Trane SWT1651 Limit Switch 321894-706 quiet operation and reduced motor

quiet operation and reduced motor wear

its 680 PSI rating makes it suitable for high-pressure R-410A refrigeration and air conditioning applications where lower-rated accumulators might fail

making it a preferred choice for field replacements where reliability and precise HVAC superheat adjustment are critical for system longevity

Optimized Flow: Reduces mechanical resistance within the valve chamber

Trane SWT1651 Limit Switch 321894-706 quiet operation and reduced motorThe Trane SWT1651 Limit Switch is a critical safety component designed for precise thermal regulation within residential and light commercial furnace heating systems. As a veterans choice for OEM HVAC replacement parts, this auto reset limit switch operates within a specific 130 160F window. It monitors the supply plenum temperature, automatically interrupting the electrical circuit if the heat exchanger exceeds the 160F safety threshold. Once the