Trane SWT1274 Limit Switch 321894-709 Technicians can rely on this

Technicians can rely on this OEM blower control board for precise fan delay-off timings

Engineered to withstand high-temperature flue gases

checking the model and serial number of the HVAC unit is the most reliable way to confirm fitment

this genuine York TXV kit includes the valve body with an integrated sensing bulb and capillary tube for a complete field replacement

5 MFD 370V round dual run capacitor engineered for demanding HVACR applications

Trane SWT1274 Limit Switch 321894-709 Technicians can rely on thisThe Trane SWT1274 Limit Switch (also listed as SWT01274) is a high precision HVAC safety control designed for furnace high limit protection. As a veteran grade OEM furnace part, this thermal limit switch is engineered to monitor the supply plenum temperature, providing a critical fail safe against heat exchanger damage. It operates with a fixed factory setting that opens at 125F to break the heating circuit and closes at 95F to allow for an automatic