Lennox 12P11 Collector Box 323613-751 this valve is balanced and

this valve is balanced and calibrated specifically for R-410A refrigerant

The P545NCB-22 is rated for a maximum working pressure of 100 PSI

This control features a 5°F constant differential

Durable Construction: Built with Class B insulation and a resilient steel shell to handle 40°C ambient temperatures

Lennox 12P11 Collector Box 323613-751 this valve is balanced andThe Lennox 12P11 Collector Box (OEM #611899 01) is a critical 7 burner furnace component designed for high efficiency 90% AFUE condensing gas furnaces. As a veteran grade HVAC replacement part, this collector box is engineered to manage the transition of flue gases into the furnace inducer motor while facilitating the proper drainage of acidic condensate. Constructed from durable, corrosion resistant materials, the 12P11 ensures a leak proof seal at