always check your specific sensor element's thermal limits

Key Benefit List Dual-Function Integration: Combines the ignition source and flame monitoring into one unit for streamlined installation and maintenance

approximately 3

Enhanced Visibility: Large digital non-programmable thermostat display with backlighting for easy setpoint adjustments

making it suitable for standard commercial and residential gas-fired appliances

Daikin-McQuay 470009 Economizer Controller R-410A always check your specific sensorThe Daikin McQuay 470009 Economizer Controller is the current OEM replacement for the legacy PD470009. Engineered for commercial HVAC energy efficiency, this logic module optimizes free cooling by precisely modulating outside air dampers and exhaust air dampers based on environmental conditions. By monitoring mixed air temperature through integrated sensors, the 470009 reduces mechanical cooling demand, directly lowering operational costs while