For this Watts series

preventing flue gas leakage and ensuring proper manifold pressure

High Current Rating: Rated for 20 Amp resistive loads and up to 1 HP at 120V for motor control

this control board is specifically engineered for single-stage heating systems and manages the 24V signal to the gas valve following a verified flame signal

Daikin-McQuay 113103601 Control R-407A For this Watts seriesThe Daikin McQuay 113103601 Outdoor Enthalpy Control is a critical component for optimizing economizer operations in commercial HVAC systems. This sensor monitors both outdoor air temperature and humidity to determine the total heat content (enthalpy) of the ambient air, ensuring the system only utilizes free cooling when conditions are within the specified enthalpy setpoint. Engineered for integration with Daikin Applied and McQuay rooftop units,