Lau 605587-01 20-Inch 4-Blade Fan – CCW Rotation, ½” Bore, Aluminum Blades, OEM Replacement for HVAC Condenser or Ventilation Units

Lau 605587-01 20-Inch 4-Blade Fan – CCW Rotation, ½” Bore, Aluminum Blades, OEM Replacement for HVAC Condenser or Ventilation Units

Condition: Used. Shows visible signs of wear from prior installation. Hub and mounting bore intact.

The Lau 605587-01 is a 20-inch, 4-blade condenser fan blade, designed for use in HVAC systems, including condensers, rooftop units, and commercial ventilation assemblies. Built by Lau Industries, a long-trusted manufacturer of OEM and aftermarket HVAC air movement components, this fan blade offers high-performance airflow with a lightweight, aluminum construction for corrosion resistance and efficient heat transfer.
This blade features a ½” bore hub, suitable for direct mounting on compatible fan motors, and is designed for CCW (counter-clockwise) rotation when viewed from the shaft end. Lau fan blades are precision-balanced at the factory for smooth, quiet operation, reducing wear on the motor and maintaining system efficiency.

🔧 Features
Blade Diameter: 20 inches
No. of Blades: 4
Blade Material: Aluminum (lightweight, corrosion-resistant)
Rotation: CCWSE (Counter-clockwise viewed from shaft end)
Hub Bore Size: ½ inch (0.5″)
Mounting Hub: Center-mounted (fixed pitch)
Application Type: Condenser, exhaust, or ventilation fan
Balance: Factory-balanced for low vibration
OEM Use: Common in package units and condensing units by major HVAC manufacturers

🛠️ Applications
Commonly used in:
Commercial and residential air conditioning condensers
Heat pumps
Industrial ventilation systems
Package rooftop HVAC units
Aftermarket replacements for worn or damaged fan blades
Compatible with motors having:
½” shaft
Proper rotation (CCWSE)
Fan guards or housings designed for 20″ diameter airflow

🔁 Cross-Referenced Models
This blade may be compatible with or replace:
Lau 605587-01 (OEM Part)
Carrier, Bryant, Payne condenser fans (check model-specific fit)
Mars 43352 (similar 20″ 4-blade CCW fan)
Packard FB204 (20″ CCW 4-blade aluminum)
Genteq, Emerson, Fasco condenser motor assemblies with ½” shaft

🔄 Comparable Products
Packard FB204 – 20″ CCW ½” bore, 4-blade
Mars 43352 – 20″ aluminum fan blade
Rotom RFB204 – 20″ condenser fan blade
Emerson 018-0035-00 – OEM HVAC replacement fan blade
Revcor 20″ CCW 4-blade aluminum fan

🧩 Assembly and System Compatibility
This fan blade can be mounted to:
Direct-drive condenser fan motors (typically 1/4–1/2 HP, 825–1075 RPM)
Motors with CCW rotation from shaft end (CCWSE)
Compatible in Carrier, Lennox, York, Rheem, Trane units (based on motor and housing dimensions)
Blade pitch and clearance must be verified when replacing in OEM assemblies

Trademark Disclaimer:
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

🔁 Related
20 inch condenser fan blade
HVAC aluminum fan blade
CCWSE ½” bore fan
4-blade fan for heat pump or AC unit
Lau OEM fan blade replacement

📈 Common Requests:
“What direction does the Lau 605587-01 fan rotate?”
“Replace 20-inch 4-blade condenser fan – CCW rotation”
“Is Lau 605587-01 compatible with ½ inch motor shaft?”
“Used 20” aluminum HVAC fan blade specs”
“Match fan blade to condenser motor – how to measure?”

All product names, trademarks, and registered trademarks are the property of their respective owners. Use of these names does not imply any affiliation or endorsement.

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