Lennox 75M22 Pressure Switch 320735-701 Key Benefits: Universal Compatibility: Engineered

Key Benefits: Universal Compatibility: Engineered as a direct drop-in replacement for multiple Rheem and Ruud legacy boards

Field Reliability: High-voltage spark output ensures consistent electrode arcing even in high-moisture or low-temperature environments

which is standard for most unit bearing refrigeration applications

0 to 10 Vdc and 0 to 20 mA Analog Output

Reliable Mechanical Operation: Spring-wound design functions independently of power outages for consistent performance

Lennox 75M22 Pressure Switch 320735-701 Key Benefits: Universal Compatibility: EngineeredThe Lennox 75M22 Pressure Switch is a high precision OEM replacement part engineered for critical airflow monitoring in specific Lennox and Armstrong furnace models, including the G61MPV series. This dual pressure switch is factory calibrated with settings of 0. 50" and 0. 75" WC, ensuring the combustion air inducer maintains the correct static pressure for safe ignition and continuous operation. As a single pole single throw (SPST) component, it