This model is optimized for POE oil (Polyester 175PZ) and supports an extensive list of refrigerants including R404A

Key Benefits for the Contractor: Precise Thermal Calibration: Ensures accurate temperature regulation to prevent equipment overheating and costly component failure

matching standard commercial pneumatic setpoints

Rugged Construction: Designed to withstand the thermal stress of constant operation within the combustion chamber

Thermal Resilience: Constructed from advanced composite materials designed to endure high-velocity burner environments and prevent degradation

Resideo 50053952-012 Control Board 320074-702 This model is optimized forThe Resideo 50053952 012 is a precision engineered low voltage control board specifically designed for the TrueFRESH ventilation series. As a critical logic component for VNT5150 and VNT5200 units, this board manages the complex terminal communication required for multi speed fan sequencing and dampers. This HVAC replacement part is essential for technicians addressing issues with energy recovery ventilators (ERV) where airflow coordination or blower