Depending on the specific altitude and fuel type (Natural Gas or LP)

the 1186379 serves as the direct drop-in for the HB41TR104

75-inch sensing window

a bi-flow HPC series drier is recommended unless external check valves are utilized

Mitsubishi Electric T7WM18373 Power Board R-134A Depending on the specific altitudeThe Mitsubishi Electric T7WM18373 Power Board is a genuine OEM electronic control board engineered for compatible Mitsubishi Electric HVAC equipment. This power board is responsible for distributing electrical power and coordinating communication between critical system components to ensure reliable system operation. Manufactured to Mitsubishi Electric specifications, it provides the correct fit, electrical compatibility, and dependable performance