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Our store will be closed for the Rosh Hashana Holiday. You can always place your orders online and they will be processed as usual when our office reopens. Alternatively you may email your requests and we will get back to them in a timely manner.

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    Viair 20021 Dual 480C Onboard Air Compressor System

    By Viair | Mfr#: 20021 | Tiger#: TS68189
    • Viair Dual 480C Onboard Air System VIA20021-
    • Stealth Black


    • Choice of 2 colors
    • Includes two 480C Viair compressor
    • 2.5-gallon air tank with 6 ports
    • 100 PSI maximum working pressure
    • 3.53 CFM flow rate
    • 100% duty cycle at 100 PSI
    • 40 Amps maximum current consumption
    • Runtime of 1 hr.
    More Product Details What's Included
    • Product Options
      Select Color

    Ships Out Within: 10-12 Weeks

    California Proposition 65 WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and reproductive harm. For more information go to

    Overview for Viair 20021 Dual 480C Onboard Air Compressor System

    The Viair Dual 480C Onboard Air System is an ideal air source solution for any air suspension kit, industrial applications, air horns, or off-road pneumatic needs. It comes complete with two 480C Viar compressors, a 2.5-gallon air tank, an inline pressure regulator, and dash panel among others. Featuring an increased head port size of 3/8" NPT, it provides the highest CFM at 3.53 flow rate on 100% duty cycle compressors rated at 100 PSI.

    Made with high-quality materials and state of the art craftsmanship, the Viair Dual 480C Onboard Air System is designed to last long. It is equipped with a permanent magnetic motor and operates in a 12volt DC system with a maximum current consumption of 40 amps. Featuring an automatic thermal overload protector, it protects the air compressor from overheating and causing permanent damage.

    Designed to be installed and mounted onto the vehicle, the Viair Dual 480C Onboard Air System includes all parts needed for installation of onboard air solution for tire maintenance and pneumatic tools. It is moisture and dust resistant with an ingress protection rating of IP67. It also comes with a 1-year manufacturer’s warranty against defects.

    Configuration Options

    The Viair Dual 480C Onboard Air System is available in two different colors. Please choose from the menu above.

    • 20021: Chrome
    • 20022: Stealth Black