Rheem-Ruud 47-20545-92 Fan & Limit Control 30067439-890 The Allanson Transformers 2721-368M is

The Allanson Transformers 2721-368M is a specialized ferromagnetic ignition transformer engineered specifically for Metro burner applications

Integrated 1/4" Pilot Tap: Simplifies the installation of pilot lines or sensing equipment directly into the valve body

Proper installation of the disc-holder and O-rings restores the valve's operating pressure differential and flow capacity (Cv)

This 3-way ball valve HVAC component is engineered for precise flow regulation in heating and cooling coils

Rheem-Ruud 47-20545-92 Fan & Limit Control 30067439-890 The Allanson Transformers 2721-368M isThe Rheem Ruud 47 20545 92 Fan & Limit Control is a critical OEM safety and operational component designed for high performance furnace cycles. Engineered as a direct Honeywell L4064A equivalent, this furnace limit switch features an 8 inch element insertion length to ensure precise thermal sensing within the heat exchanger plenum. This HVAC fan limit control facilitates two primary functions: it cycles the blower fan on and off based on air