Lennox 73W33 Pressure Switch 320735-701 Key Benefits: Enhanced Thermal Tolerance:

Key Benefits: Enhanced Thermal Tolerance: Rated for sustained operation up to 100°C

Precise Control: Features clear differential and range scales for accurate setpoint adjustments in the field without guessing

The integrated V-3000-8003 enclosed pneumatic actuator delivers consistent performance with a 4-8 PSI spring range and spring-return action

making it ideal for powering HVAC controllers

this single-phase electric motor provides the reliable torque required for driving large blowers and fan assemblies in commercial units

Lennox 73W33 Pressure Switch 320735-701 Key Benefits: Enhanced Thermal Tolerance:The Lennox 73W33 is a high precision dual stage pressure switch engineered for specific Lennox furnace models and air handlers. This OEM replacement pressure switch serves as a critical safety component, monitoring the pressure differential within the combustion blower. With setpoints calibrated at . 68 . 35 WC, it ensures proper venting and blower performance before allowing the ignition sequence to proceed. As a two stage pressure switch, it manages