Modine 5H0780340011 Pressure Switch 30067439-890 making it an essential component

making it an essential component for monitoring boilers

For service technicians requiring a reliable 277V switching solution

This flue box is designed for specific 80% AFUE and mid-efficiency units

Key Benefits Dual Circuit Monitoring: Enables simultaneous tracking of two separate refrigerant circuits for precise fan speed modulation

you ensure electrical compatibility with the existing control board and transformer

Modine 5H0780340011 Pressure Switch 30067439-890 making it an essential componentThe Modine 5H0780340011 Pressure Switch is a critical safety component engineered specifically for Modine LP gas unit heaters. As the authorized replacement for the legacy 5H78034 11, this OEM switch ensures proper venting and combustion airflow before allowing the gas valve to energize. Built for low pressure gas applications, this HVAC air pressure switch features a precision calibrated set point to maintain system integrity and prevent hazardous