Lead-Free Compliance: Safe for all potable water configurations and commercial water heater installs

Exact OEM Fitment: Eliminates the clearance issues and performance drops associated with generic aftermarket blower wheels

Built with a durable polyurethane bowl and guard

Precise Refrigerant Metering: Maintains consistent superheat levels to maximize evaporator efficiency and system cooling capacity

For noise-free performance in residential or quiet commercial zones

Carrier 59MN660004 Knob Kit 321042-401 Lead-Free Compliance: Safe for allThe Carrier 59MN660004 Knob Kit provides a genuine OEM replacement solution for technicians servicing Carrier, Bryant, and Payne furnaces and air handlers. This specific HVAC furnace knob kit is engineered for a precise fit on system access panels, ensuring that service doors remain securely fastened for optimal airflow and cabinet integrity. As a factory authorized part, the 59MN660004 maintains the original equipments specifications, featuring a