Coolair 48" Wall Propeller Fan Belt Drive 432 RPM 1.5 HP 1 Phase

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Coolair

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Model

MBH48M-1.5-1P

27286

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Product Features

Designed for quiet operation and low initial cost
Variable pitch motor pulley
Welded & painted steel fan panel with cross-frame support
Well-suited for commercial and industrial buildings.

Description

OVERVIEW

The Coolair 48" Wall Propeller Fan is engineered to provide powerful, efficient ventilation for commercial and industrial environments. Designed with a belt-driven propeller system, this fan delivers high-volume airflow at reduced noise levels, making it ideal for facilities that require consistent and dependable air circulation.

Built for versatility, the wall-mounted design is perfect for applications where roof mounting is not practical. Its durable construction ensures long-lasting performance even in demanding conditions, while the belt drive configuration reduces motor wear and enhances efficiency.

Key Features:

48-inch wall-mounted propeller design – Provides effective air movement and is ideal for applications where roof mounting is not practical.
Belt drive system – Ensures quiet, reliable, and energy-efficient operation while reducing motor wear for long-term performance.
432 RPM, 1.5 HP, 1 Phase motor – Delivers powerful airflow capable of meeting demanding industrial and commercial ventilation needs.
High-volume propeller design provides powerful, energy-efficient airflow for large spaces
Heavy-gauge galvanized steel housing offers durable construction that resists corrosion and extends lifespan
Precision-balanced aluminum blades are engineered for smooth, quiet, and vibration-free operation
Industrial-grade motor is fully enclosed for protection and long-term reliable performance

Warranty

American Coolair warrants that any product or part found, upon inspection by American Coolair, to be defective in material or workmanship during the limited warranty period will, at the company’s option, be repaired or replaced free of charge, f.o.b. factory. This limited warranty does not cover deterioration or wear resulting from exposure to chemicals, abrasive action, or excessive heat, as such conditions do not constitute defects. Motors are warranted only to the extent of the original manufacturer’s warranty.

The limited warranty shall not apply to products or parts that have been subjected to accidental damage, misuse, unauthorized modifications, improper installation, faulty electrical wiring, lack of proper lubrication, or failure to meet other service and maintenance requirements as outlined by American Coolair. Repair or replacement of defective parts in accordance with these terms shall constitute the complete fulfillment of American Coolair’s obligations under this limited warranty.

Disclaimer of Other Warranties:

The limited warranty stated herein is in lieu of all other warranties, whether express, statutory, or implied, including but not limited to warranties of merchantability or fitness for a particular purpose.

Limitation of Liability:

American Coolair assumes no liability for reinstallation costs, nor for any special, indirect, or consequential damages of any kind arising from the use of its products.

Durable Materials & Construction

Built with heavy-gauge galvanized steel housing, the MB fan is resistant to rust, corrosion, and wear, making it ideal for indoor and outdoor installations. The propeller blades are crafted from aerodynamically engineered aluminum to maximize airflow while reducing drag and vibration. The fan also features a heavy-duty steel motor mount and protective guard for enhanced safety and reliability. Its industrial-grade motor is fully enclosed and designed for long-term use with minimal maintenance, ensuring years of dependable performance even in rugged conditions. The Type MB Wall Propeller Fan is designed with a propeller-style blade system that provides exceptional air movement while keeping energy consumption low. Unlike smaller, less durable wall fans, the MB Series is manufactured with heavy-duty construction and precision-balanced components to ensure quiet, efficient operation in demanding environments. With American CoolAir’s reputation for engineering excellence, this fan is an industry standard for dependable wall-mounted ventilation.

Suitable Applications for Coolair Wall Propeller Fan

The versatility of the CoolAir MB Wall Propeller Fan makes it the perfect choice for a wide range of applications, including:

Warehouses & Distribution Centers: Ensure high-volume air exchange.
Manufacturing & Assembly Areas: Maintain steady ventilation and remove fumes.
Greenhouses & Agriculture: Control temperature and humidity for plants and livestock.
Commercial Kitchens & Food Prep: Reduce heat, smoke, and odors.
Gyms & Recreation Centers: Improve airflow for comfort during activities.
Storage & Utility Buildings: Prevent moisture and protect stored goods.

Product Specifications

More Information
Coolair 48" Wall Propeller Fan Belt Drive 432 RPM 1.5 HP 1 Phase
SKU	MBH48M-1.5-1P
Weight (in lbs)	480.000000
Brand/Manufacturer	Coolair
Drive Type	Belt
Maximum CFM	24163
Sone	20
Propeller Diameter	48 inches
Motor RPM	432
Horsepower	1.5 HP
BHP	1.72
Electrical	120/240 V
Phase	Single Phase
Height	56.875
Width	56.875
Depth	37
Resources	MBH Brochure MBH Instructions MBH Specifications You will need Adobe Acrobat Reader to view PDF documents.
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.

Reviews

Questions and Answers

Customer Questions

How energy efficient is this exhaust fan?

The MBH fan is designed to save energy by letting you adjust the fan speed to match your ventilation needs. This keeps airflow efficient while using less electricity.

Is professional installation required for these fans?

Professional installation isn’t required, but it’s recommended to ensure the fan is installed correctly and follows local building codes.

Can the MBH fan be used for both exhaust and supply ventilation?

Yes, the MBH fan is versatile and can be set up for either exhausting air out or supplying fresh air in. You can also add optional accessories like intake or discharge hoods to boost performance and efficiency.

What maintenance is required for the MBH fan?

To keep your fan running smoothly, regularly check and tighten the fan belt, lubricate the bearings as needed, inspect the shutters to make sure they open and close properly, and clean the blades and housing to remove dust and debris. For full maintenance details, you can refer to the fan’s instruction manual.

Can I adjust the fan speed?

Yes! The MBH fan lets you easily adjust the speed to match your ventilation needs using its variable pitch motor pulley. If you’re unsure which setup or controller is best for your space, our team is happy to help guide you.