The Lennox 27W58 (Model 100017-08) is a genuine OEM swept wing condenser fan blade engineered for high-efficiency airflow and quiet performance in residential and light commercial HVAC condensing units. Designed with a 22-inch diameter and 3 precision-balanced blades set at a 28-degree pitch, this forward-swept axial impeller delivers excellent CFM per watt while reducing operating noise compared to traditional paddle-style fan blades.

Built with a durable steel spider and fixed hub located on the opposite discharge side, this fan blade features a 1/2-inch bore and CCW rotation (counterclockwise) facing discharge. It is specifically designed to restore proper condenser airflow, maintain optimal heat rejection, and support overall system efficiency.

This is a direct OEM replacement for Lennox part number 27W58 / 100017-08, ensuring correct fitment and reliable long-term performance.

Product Specifications
Brand: Lennox
Catalog Number: 27W58
Model / Part Number: 100017-08
EAN / UPC: 66255150390
Type: Swept Wing Condenser Fan Blade
Diameter: 22 Inches
Number of Blades: 3
Blade Pitch: 28 Degrees
Bore Size: 1/2 Inch
Rotation: CCW Facing Discharge
Hub Type: Fixed
Hub Location: Opposite Discharge Side
Spider Material: Steel
Gross Weight: 4 lbs
Base Unit of Measure: Each

Key Features
Forward-swept blade design for improved sound performance
High CFM-to-watt efficiency ratio
Precision-balanced 3-blade configuration
Durable steel construction for long service life
OEM Lennox replacement part for guaranteed compatibility

Replacement History
Latest: 27W58 / 100017-08