This genuine OEM replacement part is engineered to monitor water temperatures within the heat exchanger

Utilizing this HVAC display module ensures accurate setpoint adjustments and efficient troubleshooting of localized alarms within the integrated control system

By ensuring the boiler reaches and stays above a specific thermal threshold

ensuring long-term reliability for field service technicians and mechanical contractors

Carrier KR11AZ712 Blower Pulley 320734-701 This genuine OEM replacement partThe 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