Lennox 54M49 Motor Plate 318973-401 This switch is factory-set to

This switch is factory-set to -

Direct Compatibility: Replaces legacy part numbers like 393691-4 without the need for additional manifold modifications

The Carrier EA02DZ454 is a thermostatic expansion valve designed for precise refrigerant metering in high-capacity residential and commercial cooling systems

Standard Fit: 16-inch bulb length with a 4-pin male connector for rapid field replacement

preventing common issues like soot accumulation or premature thermopile failure

Lennox 54M49 Motor Plate 318973-401 This switch is factory-set toThe Lennox 54M49 Motor Plate is a high performance belt drive blower motor base engineered for precise alignment in commercial and residential HVAC systems. Constructed from heavy duty galvanized steel, this OEM replacement part (catalog number LB 101530A) provides the structural rigidity required to stabilize blower motors in air handlers, furnaces, and rooftop units. Its slotted mounting design allows for granular belt tension adjustment, which is