This valve is rated for incoming water supply pressures up to 300 psi

625-inch diameter thermoswitch features open-on-rise logic

for extra-thick insulation

which are common causes of intermittent ignition failure or flame sensing issues

the PW2LX04S features a port swap jumper that electronically corrects the polarity

Trane CNT0747 Presure Cutout 322838-752 This valve is rated forThe Trane CNT0747 Pressure Cutout is a mission critical manual reset low pressure switch engineered to protect compressors from damage due to refrigerant loss or coil freeze ups. As a genuine OEM Trane replacement part, it ensures the precise calibration required to maintain system integrity in residential and light commercial HVAC units. This encapsulated pressure switch features a non adjustable fixed setpoint, specifically designed to open at 7 PSI