Carrier KR11AZ712 Blower Pulley 322838-754 the S20 Series valve ensures

the S20 Series valve ensures long-term performance in corrosive or high-moisture settings

000-cycle safety validations

Can this replace the Johnson Controls V-2410-4

this is a negative pressure sensing element designed for the suction side of the inducer

High-Capacity Protection: Rated at 2

Carrier KR11AZ712 Blower Pulley 322838-754 the S20 Series valve ensuresThe Carrier KR11AZ712 Blower Pulley is a critical drive component engineered for precise airflow management in commercial HVAC systems, specifically compatible with Carrier air handlers and rooftop units. This fixed bore blower pulley is designed to provide consistent torque transfer between the drive motor and the blower shaft, ensuring the system maintains its calculated CFM output. Constructed from high grade cast iron, this HVAC drive pulley