About Exhaust Fans
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About Sound Levels
Measured in decibels (dB), volume ratings indicate how much noise equipment makes. Some common volume levels include a whisper @ 20 dB, a refrigerator @ 40 dB, a conversation @ 60 dB, and a light machine shop @ 90 dB. OSHA recommends hearing protection for exposure to 80 dB and greater.
High-Output Wall-Mount Fans

Generate at least 25% greater airflow than economy and premium fans. All of these fans have a long-lasting direct-drive motor with ball bearings, which has fewer moving parts than belt-drive motors for less maintenance. They also have a totally enclosed motor enclosure, which can be used in dirty and dusty environments.
Blade Dia. | Airflow, cfm | Volume | Motor Speed, rpm | No. of Speeds | Power, hp | Current, A | Cord Lg., ft. | Blade Material | Guard Material | Mounting Fasteners Included | Mounting Hole Dia. | Each | |
120V AC, Single Phase—Three Prong Plug | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Non-Oscillating | |||||||||||||
24" | 7,400 | 77 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | No | 3/8" | 0000000 | 0000000 |
30" | 9,700 | 79 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | No | 3/8" | 0000000 | 000000 |
High-Output Ceiling-Mount Fans

Generate at least 25% greater airflow than economy and premium fans. All of these fans have a long-lasting direct-drive motor with ball bearings, which has fewer moving parts than belt-drive motors for less maintenance. They also have a totally enclosed motor enclosure, which can be used in dirty and dusty environments. Threaded extension pipe for mounting is not included.
Blade Dia. | Airflow, cfm | Volume | Motor Speed, rpm | No. of Speeds | Power, hp | Current, A | Cord Lg., ft. | Blade Material | Guard Material | Mounting Fasteners Included | Mounting Hole Dia. | Required Pipe Size | Each | |
120V AC, Single Phase—Three Prong Plug | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Non-Oscillating | ||||||||||||||
24" | 7,400 | 77 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | No | 3/8" | 1 | 0000000 | 0000000 |
30" | 9,700 | 79 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | No | 3/8" | 1 | 0000000 | 000000 |
High-Output Beam-Mount Fans

Generate at least 25% greater airflow than economy and premium fans. All of these fans have a long-lasting direct-drive motor with ball bearings, which has fewer moving parts than belt-drive motors for less maintenance. They also have a totally enclosed motor enclosure, which can be used in dirty and dusty environments.
Blade Dia. | Airflow, cfm | Volume | Motor Speed, rpm | No. of Speeds | Power, hp | Current, A | Cord Lg., ft. | Blade Material | Guard Material | For Beam Wd. | Mounting Fasteners Included | Each | |
120V AC, Single Phase—Three Prong Plug | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Non-Oscillating | |||||||||||||
24" | 7,400 | 75 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | 4"-14" | Yes | 0000000 | 0000000 |
30" | 9,700 | 79 dB @ 5 ft. | 1,100 | 2 | 1/2 | 5.0 | 15 | Aluminum | Chrome-Plated Steel | 4"-14" | Yes | 0000000 | 000000 |
Hanging Box Fans

Easily hang these fans from your ceiling using the attached bracket and a mounting chain kit (sold separately). They're more powerful than our standard box fans. Made with a heavy duty 12-gauge welded wire mesh guard, these fans will stand up to tough environments. Plastic guard clips help reduce vibration between the housing and the guard, making these fans quieter. They require little maintenance thanks to their totally enclosed, high-efficiency motor and sealed ball bearings.
Direct-drive fans have fewer moving parts than belt-drive fans for less maintenance.
For technical drawings and 3-D models, click on a part number.
Overall | |||||||||||||||
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Blade Dia. | Airflow, cfm | Motor Speed, rpm | No. of Speeds | Voltage (Current) | Power, hp | Ht. | Wd. | Dp. | Drive Type | Housing Material | Blade Material | Mounting Fasteners Included | Mounting Hole Dia. | Each | |
Single Phase—Hardwire | |||||||||||||||
Non-Oscillating | |||||||||||||||
50" | 17,000 | 825 | 1 | 240V AC (5 A) | 1 | 54 1/2" | 54 1/2" | 18 3/8" | Direct | Galvanized Steel | Steel | No | 3/8" | 0000000 | 000000000 |

Chains | ||||
---|---|---|---|---|
No. of | Lg. | Includes | Each | |
3 | 72" | Six Threaded Connecting Links, Three Eyebolts, Six Nuts for Eyebolts | 0000000 | 000000 |
Dust-Resistant Direct-Drive Wall-Mount Exhaust Fans

Better suited for dirty, dusty, and damp environments than standard direct-drive fans, these have a totally enclosed motor enclosure. Direct-drive fans have fewer moving parts than belt-drive fans for less maintenance. Use these fans to draw stagnant and humid air out of a room or area.
Collars and louvers are sold separately. Use a collar to connect a wall-mount exhaust fan to a louver.
For technical drawings and 3-D models, click on a part number.
Spark-Resistant Blowers

These blowers have an aluminum housing for spark resistance. Use them for equipment cooling, material conveying, drying, ventilating, and exhausting. All blowers have a totally enclosed motor enclosure, which can be used in dirty, dusty, and damp environments.
Note: Airflow depends on the resistance created by ductwork. This resistance, known as static pressure (SP), is measured in inches of water. It is the responsibility of users in California to follow local energy efficiency regulations. Operating these blowers at a high airflow may violate these regulations.
For technical drawings and 3-D models, click on a part number.
Overall | ||||||||||||||
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Airflow @ Static Pressure | Volume | Motor Speed, rpm | Power, hp | Outlet Dia. | Inlet Dia. | Wheel Dia. | Ht. | Wd. | Dp. | Temp. Range, °F | Mount. Fasteners Included | Mount. Hole Dia. | Each | |
With Round Outlet and Inlet—Totally Enclosed Motor Enclosure | ||||||||||||||
120/230V AC, Single Phase—Hardwire | ||||||||||||||
295 cfm @ 1 in. of H₂O 505 cfm @ 1/4 in. of H₂O | 55 dBA @ 15 ft. | 1,750 | 1/4 | 6" | 6" | 6 1/4" | 14 1/8" | 12 1/4" | 13 1/4" | 0° to 150° | No | 7/16" | 0000000 | 0000000 |
DC Equipment-Cooling Fans
Running on 48V DC power or lower, these compact fans fit inside electronics and other small, heat-sensitive equipment to keep things cool. They're also known as muffin fans. Some meet American and Canadian safety standards.
Fans with ball bearings generate less heat as they run, so they have a longer life than fans with sleeve bearings.
For technical drawings and 3-D models, click on a part number.

Overall | ||||||||||||||
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Ht. | Wd. | Dp. | Airflow, cfm | Bearing Type | Temp. Range, °F | Volume, dBA | Current, A | Frame Material | Blade Material | Mounting Fasteners Included | Mounting Hole DIa. | Specifications Met | Each | |
24V DC—Wire Leads | ||||||||||||||
4.69" (119 mm) | 4.69" (119 mm) | 1.5" (38 mm) | 336 | Ball | 0° to 165° | 78 | 5.00 | Aluminum | Plastic | No | 0.17" (4.3 mm) | UL Recognized Component, CSA Certified, C-UL Recognized Component | 00000000 | 0000000 |
Heaters for Equipment-Cooling Fans

Heat the airflow from equipment-cooling fans to warm equipment and reduce humidity. Use with square equipment-cooling fans. Install in place of a fan guard using the mounting holes. Components are UL recognized.
For technical drawings and 3-D models, click on a part number.
For Overall Fan | Housing | |||||||||
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Ht. | Wd. | Dp. | Wattage, W | Current, A | Material | Color | Mounting Hole Dia. | Mounting Fasteners Included | Each | |
120V AC, Single Phase—Wire Leads | ||||||||||
4.69" (119 mm) | 4.69" (119 mm) | 1.25" (31.75 mm) | 600 | 5 | Painted Aluminum | Black | 3/16" | No | 00000000 | 0000000 |