The Lennox 44L55 is an A44 belt

For three-phase motor applications

making it compatible with larger BTU PTAC units common in hotel and facility management

Precise Engineering: Designed for an exact fit on vertical backplates using standard technician tools

The 206081 is the Reznor-labeled version of the same high-performance humidity element produced by Johnson Controls

Setra 2641025WD11T1C Pressure Transducer 320788-704 The Lennox 44L55 is anThe Setra 2641025WD11T1C is a high reliability low differential pressure transducer engineered for precision monitoring in critical HVAC and building automation environments. Designed for a 0 to 25" WC unidirectional pressure range, this unit utilizes an 11 T1 terminal strip for secure wiring and provides a standard 4 to 20 mA output signal. Field technicians prefer the Model 264 for its rugged construction and stable capacitive sensor technology,