using this genuine 381-800-477 vent damper ensures a plug-and-play installation that meets original factory specifications for safety and performance

spring return valve bodies

this specific model is designed for R-410A refrigerant systems

While this wheel is designed for single-speed efficiency

This specific unit is typically configured for Natural Gas

Lennox 33J84 Limit Switch 319825-402 using this genuine 381-800-477 ventThe Lennox 33J84 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial HVAC units. Engineered as a 100 190F AUTO limit switch, this Lennox replacement part features a fixed temperature setting that triggers a circuit break at 190F and automatically resets once the plenum temperature cools to 100F. This furnace limit switch ensures the heat exchanger does not exceed safe operating