Carrier HD52GZ577 Motor 323055-751 This genuine Johnson Controls A-4000-605

This genuine Johnson Controls A-4000-605 replacement helps prevent costly pneumatic component failures and extends the service life of your entire air-driven control network

This factory authorized part is rated for a maximum working pressure of 680 PSIG

What if the connector does not match my furnace harness

When you are servicing high-capacity boiler systems

Key Benefits Direct OEM Replacement: Guaranteed fit for Lochinvar Copper-Fin II and Efficiency+ boiler models

Carrier HD52GZ577 Motor 323055-751 This genuine Johnson Controls A-4000-605The 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