Optimized airflow resistance helps maintain the designed Static Pressure (ESP) of the air handler

This switch operates on a 245-400 PSI pressure range

secure installation in standard back boxes

or a failing pressure switch

Improved Efficiency: High-accuracy feedback allows for tighter differential settings and improved fuel economy

Marvair 40045A Motor 318172-701 Optimized airflow resistance helps maintainThe Marvair 40045A Motor is the direct OEM replacement motor for the legacy 40045 part number, specifically engineered for Marvair ComPac series wall mounted air conditioners and ventilation units. This 1 5 HP blower motor operates on a 208 230V, single phase power supply at a constant 1075 RPM. As a veteran in the field, you know these indoor blower motors are critical for maintaining the static pressure required in telecommunications shelters and