The QC48B2 Portable Evaporative Cooler is designed for large industrial and commercial spaces where high airflow and extended coverage are needed to maintain comfortable working conditions.
As the largest unit in the QuietCool portable lineup, it delivers powerful airflow and consistent cooling across areas up to 3,600 square feet. This makes it an ideal solution for warehouses, manufacturing facilities, and open environments that require wide-area cooling.
The QC48B2 delivers high airflow and expanded coverage, making it well suited for maintaining comfortable conditions across large work areas.
The QC48B2 Portable Evaporative Cooler is commonly used in:
This unit is designed to support consistent cooling across larger work areas, helping maintain comfortable conditions throughout the space.
In large industrial environments with open doors and high ceilings, maintaining comfortable temperatures can be challenging.
Evaporative cooling provides a practical and efficient solution:
The QC48B2 is built for performance and durability in demanding environments:
This unit is engineered to deliver consistent cooling performance across large areas while maintaining efficient operation.

Model: QC48B2
Cooling Performance:
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The QC48B2 is designed to cool areas up to approximately 3,600 square feet. Actual performance will vary based on airflow, temperature, humidity, and how open the space is.
A 48″ unit delivers higher airflow and broader coverage, making it well suited for maintaining consistent cooling across larger work areas.
Yes. Evaporative coolers are designed to perform well in open or semi-open environments such as warehouses, loading docks, and large work areas.
No. The unit is energy efficient and operates at a cost similar to a large industrial fan, making it practical for daily use.
If you’re not sure if the QC48B2 is the right unit for your application, our team can help you select the best option for your workspace.

