The Johnson Controls P32AF-5 is a high-precision sensitive differential pressure switch engineered for air flow proving and pilot duty applications in commercial HVACR systems

Designed for precise airflow modulation

reducing internal stress and increasing mechanical efficiency up to 98%

High-Tonnage Application: Optimized for 20-30 horsepower compressor units

This kit is primarily utilized in the Laars Rheos (RHCH/RHCV) and Rheos+ series

Lennox 10B72 Motor Module 321894-706 The Johnson Controls P32AF-5 isThe Lennox 10B72 Motor Module is a critical ECM blower motor control component designed for precision airflow regulation in residential and light commercial HVAC systems. As a veteran grade OEM replacement part, this module interfaces directly with the system's furnace control board to modulate motor speeds based on real time thermostat demand. It is engineered to handle constant torque applications, ensuring consistent static pressure performance