Lennox 80W53 Pressure Switch 323613-751 Ensure the lower wattage meets

Ensure the lower wattage meets the recovery requirements for your specific installation

Built with a rugged bronze body (ASTM B584) and a corrosion-resistant stainless steel spring

Can I use this kit for low-ambient cooling applications

balanced ported valve engineered specifically for demand-heavy refrigeration

The TD244A is specifically designed for Selectra Series 44 systems used in space heating and makeup air applications

Lennox 80W53 Pressure Switch 323613-751 Ensure the lower wattage meetsThe Lennox 80W53 Pressure Switch is a critical OEM replacement part engineered for high efficiency furnace applications. This single pole single throw (SPST) switch is factory calibrated to a 0. 68" WC (water column) set point, ensuring precise monitoring of the inducer motor's draft. A failure in this component often results in a sequence of operation lockout, as the control board must verify proper venting before allowing gas valve ignition.