the B1370115 furnace limit switch ensures your HVAC equipment operates within factory-specified safety parameters

High-torque 3/4HP variable speed operation optimizes airflow for consistent climate control

this model is specifically designed for 24V control voltage

increasing operational safety

This SmartValve™ system integrates the gas flow control and ignition functions into a single robust unit

Aaon P59920 Pressure Switch 322055-301 the B1370115 furnace limit switchThe Aaon P59920 Pressure Switch is a high performance HVAC high pressure cutout switch engineered specifically for technical reliability in demanding commercial environments. This Aaon OEM replacement part features a precise manual reset (M R) mechanism set to trigger at 420 PSI, providing a critical layer of safety for refrigeration circuits. Designed as a high limit safety control, the high pressure switch 420# protects your system by interrupting