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4 Inch Fans

An electric fan is a mechanical device that uses electricity to move air. Fans are used to create airflow for ventilation and comfort, and are often used in conjunction with other mechanical devices. Browse the top-ranked list of 4-inch fans below along with associated reviews and opinions.

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  1. VEVOR - Inline Duct Fan, 4 in Quiet Inline Exhaust Fan, 180 CFM Powerful AC-Motor Ventilation Fans for Cooling Booster - Black Shell & Blades

    SKU: JJGHKKVLR3

    Product Description

    A quiet black ABS inline exhaust fan that boosts airflow and removes odors for fresher indoor environments.
    See all Downdraft Ventilation
    Your price for this item is $43.90
    Save $2
    The previous price was $45.90

  2. Optimus - 4 in. Personal Metal Fan - Black

    SKU: JX28ZSVXHY

    Product Description

    A compact black metal fan with three speeds and a tilting stand for personalized cooling.
    See all Personal Fans
    Your price for this item is $24.99
    Save $15
    The previous price was $39.99

  3. Perfect Aire - 6 in. H X 4 in. D 1 speed Table Fan

    SKU: J39VSJSJH7

    Product Description

    A compact, all-metal USB-powered table fan with a 360-degree tilt head and safety guard for cooling.
    See all Desk Fans
    Your price for this item is $25.08
    Save $1
    The previous price was $26.27

  4. PCCOOLER - Corona Fan 4.8 Inch Desktop Computer Fan - Red

    SKU: CZ92Y4ZT4C

    Product Description

    A red LED desktop computer fan with 4-pin PWM control and quiet 26.5dB operation.
    See all Case Fans
    Your price for this item is $9.00
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.