Lau 028957-25 4-3/4" Dia. 2-1/16" W. 1/2" Bore CW Blower Wheel

Dreisilker SKU: L-028957-25

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Lau 028957-25 Product Description

The Lau 028957-25 is a single inlet blower wheel made for direct drive applications. This wheel has a 4-3/4" diameter and a 2-1/16" width with a 1/2" bore. The Lau 028957-25 is rated for a max RPM of 3450 and CW rotation.

Typical applications for this blower wheel are packaged terminal air conditioner (PTAC) systems, room air conditioners, fan coil units, draft inducers, power burners, and heaters.

NOTE: The bore can be bored out to fit odd or larger sizes up to 5/8". Also, two of these single inlet blower wheels can be combined to replace a double inlet wheel.

To ensure that you purchase the correct rotation for your application, read our guide on how rotation works for single inlet blower wheels here: How to select the correct rotation for your single inlet blower wheel


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Lau 028957-25 Technical specifications

Product Type

Blower Wheel

Inlet Type

Single Inlet


Direct Drive


4-3/4 (in.)


2-1/16 (in.)

Bore Size

1/2 (in.)





DEM Reference


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