shipping Holiday Shipping Details & Extended Holiday Returns
    $126.99
  • Free 15-day Returns
  • Price alert

    Best Sellers

    Newegg
    • $129.99
    • + FREE SHIPPING
    Top Rated
    4.3 (3,042 total ratings)
    • $136.99
    • + FREE SHIPPING
    Top Rated
    4.5 (3,471 total ratings)
    • $120.44
    • + $31.50 Shipping
    Newegg PC Builder
    Shop it at NeweggBusiness.
    Get Educated

    Make informed decisions with expert advice. Learn More

    More Resources

    Cooler Master N400 ATX Tower with Front Mesh Ventilation, Minimal Design, 240mm Close-Loop AIO Support

    • N200
    • N400
    • Silencio S600
    • MasterBox NR400
    • Silencio S400 (Black)
    • Polymer, mesh front bezel ATX Mid Tower
    • USB 3.0 x 2 (int.), USB 2.0 x 2, Mic x 1, Audio x 1 (supports AC97 / HD Audio) Front Ports
    • 2 External 5.25" Drive Bays
    • 7 Internal 3.5" Drive Bays
    +
    +
    Overview
    Specs
    Reviews (152)

    The N400 is a member of Cooler Master's N Series computer cases. All members of the N Series feature a mesh front panel that provides modern styling and optimized ventilation. Water cooling is fully embraced as N400 supports up to 240mm radiators for extreme cooling performance. Multiple dust filters located throughout the chassis make system maintenance simple and convenient.


    HIGHLIGHT FEATURES

    COOLER MASTER

    SUPERIOR VENTILATION

    The N Series features a premium, fully meshed front panel that allows substantial airflow to pass through the chassis. Strategic placement of the included fans provide optimum cooling for internal components out of the box.

    COOLER MASTER

    COOLING FLEXIBILITY

    Flexible mounting options including support for a 240mm radiator along the right side and 120mm at the rear.

    COOLER MASTER

    SIMPLIFIED CLEANING AND MAINTENANCE

    Multiple filters can be found throughout N400 (top, right, bottom) to make cleaning dusty build ups a breeze.

    COOLER MASTER

    OPTIMIZED STORAGE SPACE

    8 HDDs can be used to fill up all 3.5" drive bays, or replace two with SSDs in the tool-less slots. An additional SSD can be mounted at the bottom of the hard drive cage to reach maximum storage capacity.

    ADDITIONAL FEATURES


    Dual Super Speed USB 3.0 & Dual USB 2.0
    COOLER MASTER

    MID TOWER SIZE

    Built for ATX and Micro-ATX motherboard

    COOLER MASTER

    COVERAGE

    Parts, product replacement, and free technical support.

    WHICH SERIES IS RIGHT FOR YOU?

    COOLER MASTER COOLER MASTER
    N200
    COOLER MASTER
    Silencio 352
    COOLER MASTER
    N300
    COOLER MASTER
    N400
    COOLER MASTER
    Silencio 652S
    Performance AirFlow Silence AirFlow AirFlow Silence
    Size MATX Tower MATX Tower ATX Mid Tower ATX Mid Tower ATX Mid Tower
    Motherboard Support Mini-ITX, Micro-ATX Mini-ITX, Micro-ATX Mini-ITX, Micro-ATX Micro-ATX, ATX Micro-ATX, ATX
    Micro-ATX, ATX 202 x 378 x 445mm 7.9 x 14.9 x 17.5 inch 202 x 378 x 445mm 7.9 x 14.9 x 17.5 inch 190 x 426 x 501mm 7.5 x16.7 x 19.7 inch 190 x 426 x 501mm 7.5 x16.7 x 19.7 inch 508.6 x 220 x 507mm 20 x 8.7 x 20 inch
    Radiator Support Front: 240mm radiator x1
    Rear: 120mm radiator x1
    Front: 240mm radiator x1
    Rear: 120mm radiator x1
    Side: 240mm radiator x1
    Rear: 120mm radiator x1
    Side: 240mm radiator x1
    Rear: 120mm radiator x1
    Top: 240mm radiator x1
    Front: 240mm radiator x1
    Rear: 120mm radiator x1
    Fans Included Front: 120mm XtraFlo fan x1
    Rear: 120mm XtraFlo fan x1
    Front: 120mm XtraFlo fan x1
    Rear: 120mm XtraFlo fan x1
    Front: 120mm SickleFlow fan
    Rear: 120mm SickleFlow fan
    Front: 120mm XtraFlo fan x1
    Rear: 120mm XtraFlo fan x1
    Front: 120mm Silencio x2
    Rear: 120mm Silencio fan x1
    Maximum Number of SSDs Supported 4 4 3 3 10
    Maximum Number of HDDs Supported 3 3 8 8 9
    Sound Dampening Panels None None None
    Convertible Panels with
    Removable Covers
    None None None
    Removable Dust Filters
    Meshed Front Panel None None
    Side Panel Window None None None None

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
    • Read full details
    • CONTACT

    Return Policies

    Manufacturer Contact Info

    LOADING...
    LOADING...