Carrier 319820-301 Blower Cutoff R-407C it provides efficient operation with

it provides efficient operation with a pressure differential range of 5 to 125 PSI

Verify the part number on the existing PCB or cross-reference the 100187861 legacy number

This industrial gas safety valve is critical for ensuring controlled venting in combustion systems

this Resideo OEM replacement part ensures consistent flow control and prevents actuator burnout

you must use a 25 uF 440V run capacitor

Carrier 319820-301 Blower Cutoff R-407C it provides efficient operation withThe Carrier 319820 301 Blower Cutoff is a critical OEM replacement part designed for high efficiency residential furnaces and air handlers. Also known as a blower cutoff plate, this component is engineered to maintain precise static pressure and optimize airflow patterns within the blower housing. By preventing air recirculation and controlling discharge when the motor is inactive, it directly improves HVAC system efficiency and protects the blower