Antec NX400 ATX | Micro-ATX | ITX ARGB Mid-Tower Gaming Chassis – Black


Built for Gaming
NX series-Mid Tower Gaming Case

Antec NX400 ATX | Micro-ATX | ITX ARGB Mid-Tower Gaming Chassis – Black

Availability: 93 in stock (can be backordered)

The NX400 mid-tower gaming case effortlessly combines a bevy of in-demand features: USB 3.0 connectivity, ample storage drive bays, room for expansion, and includes one ARGB LED fan In the rear. With support for up to a 360 mm liquid cooling radiator in front, NX400 is easy to build with and easy to cool


  • Minimalist aesthetic with a sleek front panel ARGB strip and LED control button
  • Supports GPU sizes of up to 330mm
  • Supports up to six fans
  • Tempered glass side panel
  • Front panel lighting


A. Motherboard support: Up to ATX
B. 2.5″ SSD: 4
C. 3.5″ HDD/2.5″ SSD(convertible): 2/1
D. Graphics Card Support: Up to 330 mm
E. CPU Cooler Support: Up to 170 mm
F. PSU Support: Up to 170 mm


  • Form Factor: Mid Tower
  • Materials: SPCC + Plastic
  • Mainboard Support: ATX, Micro-ATX, ITX
  • Front Access & Controls: Power, Reset, LED Control Button, Power, MIC/Audio, USB3.0 x 2, USB2.0 x 1
  • Side Panel: Tempered Glass
  • Dust Filter: Top, Bottom
  • Expansion & Drive Bays
    • Expansion Slots: 7
    • 0 x 5.25″
    • 2/1 x 3.5″/2.5″ (convertible)
    • 4 x 2.5″
  • Fan Support:
    • Front 3 x 120mm / 2 x 140mm
    • Top 2 x 120mm / 2 x 140mm
    • Rear 1 x 120mm / 1 x 140mm
  • Radiator Support:
    • Front ≤ 360mm
    • Top ≤ 240mm
    • Rear ≤ 140mm
  • Clearance:
    • Max GPU Length ≤ 330
    • Max CPU Height ≤ 170
    • PSU Support ≤ 210
  • Size: 42.5 x 23 x 46.5 cm
  • Weight: 5300g

What’s In The Box:

  • Antec NX400 ARGB LED Tempered Glass ATX Mid Tower Gaming Chassis – Black x1
  • Antec 120mm ARGB Rear Fan x1

Antec NX400 ATX | Micro-ATX | ITX ARGB Mid-Tower Gaming Chassis – Black



Antec, Inc. is the global leader in high-performance computer components and accessories for the gaming, PC upgrade and Do-It-Yourself markets. Founded in 1986, Antec is recognized as a pioneer in the industry and has maintained its position as a worldwide market leader and international provider of quiet, efficient and innovative products. Antec has also achieved great success in the distribution channel, meeting the demands of quality-conscious system builders, VARs and integrators.

Antec is headquartered in Fremont, California, with additional offices in Rotterdam, The Netherlands, as well as in the UK, Germany, France, Spain, Italy, China and Taiwan. The company’s products are sold in more than 40 countries throughout the world.

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