Description
The Lau 00865816 (Model A18-18A) is a heavy-duty double inlet, belt drive blower wheel engineered for reliable airflow performance in commercial and industrial HVAC air handling applications. With an 18-5/8″ diameter and 18-5/8″ width, this large-format wheel delivers high-volume air movement suited for demanding ventilation systems.
Key Features
- Double inlet design maximizes airflow efficiency by drawing air from both sides of the wheel
- Belt drive configuration allows flexible motor placement and speed adjustment via sheave/pulley selection
- CW/CCW (clockwise and counter-clockwise) rotation capability provides installation versatility
- 1″ bore diameter with 1 set screw for secure shaft mounting
- 1/4″ x 1/2″ keyway for positive, slip-resistant shaft engagement
- 1200 maximum RPM rating ensures safe, long-service-life operation
Specifications
- Model: A18-18A
- SKU: 00865816
- Wheel Diameter: 18-5/8″
- Wheel Width: 18-5/8″
- Bore Size: 1″
- Set Screws: 1
- Keyway: 1/4″ x 1/2″
- Maximum RPM: 1200
- Rotation: CW/CCW (Clockwise / Counter-Clockwise)
- Inlet Type: Double Inlet
- Drive Type: Belt Drive
Applications
The Lau A18-18A blower wheel is ideal as a direct replacement or upgrade component in commercial air handling units (AHUs), fan coil units, and industrial ventilation systems where high-capacity, belt-driven blower assemblies are required. Its double inlet design and wide wheel profile make it well-suited for systems demanding balanced, high-volume airflow with minimal turbulence.
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