Direct OEM Fit: Drop-in compatibility with Lochinvar 100133618 and A

monitors the pressure switch for proper airflow

Energy Conservation: The adjustable deadband minimizes energy waste by creating a neutral zone where neither heating nor cooling is active

allowing for smoother control valve modulation

Streamlined Installation: The 7/8" ODF sweat connection provides a standard interface for liquid or suction lines

Aprilaire 5455 Temperature Sensor 320819-301 Direct OEM Fit: Drop-in compatibilityThe Aprilaire 5455 is a critical low temperature sensor designed to maintain the integrity and efficiency of your dehumidification system. As a genuine OEM sensor, it provides precise monitoring of coil temperatures to prevent frost buildup and component damage. This Aprilaire sensor replacement is engineered specifically for compatibility with high capacity models, ensuring that HVAC freeze protection protocols are active when temperatures drop. By