Lennox 38M45 Transformer 322056-301 avoid placing sensors near heating/cooling

avoid placing sensors near heating/cooling coils or where air is highly stratified without mixing

it prevents technical failures by capturing contaminants that cause expansion valve plugging

diaphragm replacement

Featuring a high 10A contact capacity

Typical failure points include the blower motor not engaging after the heat exchanger warms up

Lennox 38M45 Transformer 322056-301 avoid placing sensors near heating/coolingThe Lennox 38M45 Transformer is a critical HVAC 40VA step down transformer designed for reliable voltage regulation in Lennox residential and commercial units. This 208 240V to 24V transformer serves as a direct replacement for Lennox 38M4501, providing the necessary low voltage power for thermostats, gas valves, and integrated furnace controllers. Built for durability in high cycle environments, it features a primary input rated for dual voltage 208