while the maximum differential pressure for quiet

As the direct replacement for MTW-28

this unit is built for durability in mechanical rooms and air handling units

verify that the motor is rated for variable speed duty and matches the 208/230V 1Ph profile

the unit requires replacement

Carrier HD52GZ577 Motor 320735-701 while the maximum differential pressureThe Carrier HD52GZ577 Motor is a high performance OEM replacement designed for commercial and heavy duty industrial HVAC systems. Operating at 575V 3 phase power, this induction motor delivers a consistent 2 HP output with a fixed speed of 1140 RPM. Built on a 56Y frame, it features a robust belly band mount and a CCW (counter clockwise) rotation, making it a critical component for driving high static fans and blowers in demanding environments. This