Lennox 72L27 Thermostat 320788-703 this unit functions seamlessly with

this unit functions seamlessly with a 20 psig main air operating pressure and can handle a maximum of 30 psig

Manufactured by Ranco (part number V12-4220T0-2CA)

this limit switch is the standard thermal safety component for Modine Hot Dawg models including the HD30

this double inlet blower wheel utilizes 43 blades and a convex disc design to optimize cfm output and maintain system static balance

Optimized for V4043B: Specifically wound for 120V normally open zone valve configurations

Lennox 72L27 Thermostat 320788-703 this unit functions seamlessly withThe Lennox 72L27 Defrost Thermostat is a critical safety and performance component designed for precise temperature regulation in Lennox heat pump systems. This heavy duty bimetal defrost sensor functions by monitoring coil temperatures and initiating the defrost cycle once frost accumulation reaches specific thresholds, typically closing at 42F and opening at 75F. Engineered for longevity in harsh outdoor environments, the 72L27 ensures the outdoor