Antec NX400 Tempered Glass RGB Mid Tower PC Gaming Case

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Antec NX400 ATX Mid Tower PC Gaming RGB Case

Antec NX400 Case


The Antec NX400 RGB Case combines a whole host of in-demand features to make the impeccable mid-tower PC gaming case for gamers who want the perfect custom set up. Constructed with USB 3.0 connectivity, ample storage drive bays, room for expansion, tempered glass side window to show off your components and one ARGB LED fan in the rear. The NX400 supports ATX, Micro-ATX and ITX Motherboards and also includes support for up to 360mm liquid cooling radiator in the front, ensuring that the most important parts of your PC are looked after as a priority.

Net Weight: 5.3kgs
Gross Weight: 6.3kgs

Optimise & Customise Your Set Up


The Antec NX400 comes with a range of component spaces to build your system exactly how you choose.

Support Spec A

A: Motherboard Support: Up to ATX
D: Graphics Card Support: Up to 330mm
E: CPU Cooler Support: Up to 170mm

Support Spec B

B: Four 2.5" SSD
C: 3.5" HDD/2.5" SSD(convertible): 2/1
F: PSU Support: Up to 170mm

LED Control

LED Control


Switch up your lighting to match your vibe. With the NX400’s easy-access LED control button, you can have the luxury of easily switching the front panel’s ARGB lighting whenever you wish, all at the touch of a button.

Fan Support

Fan Compatibility


No more worries of your PC overheating. The NX400’s fan support includes either two 140mm fans or two 120mm fans on top, either three 120mm fans or two 140mm fans on the front and one 140mm fan or one 120mm fan on the rear, alongside the included 120mm ARGB fan in the rear. You can also add a radiator up to 140mm on the rear, a radiator up to 240mm on top and a radiator up to 360mm on the front all to ensure that your PC stays cool.

Expansive I/O Ports

Fitbit App


Ensuring you have all the connections you may need, the NX400 features a number of easily accessible I/O ports and buttons to make your life easier. These include a power button, reset button, LED control button, Audio Input, Microphone Input, two USB 2.0 ports and a USB 3.0 port.

Core Chassis Specifications
Case Edition NX400
Case Form Factor Mid Tower
Motherboard Form Factor
  • ATX
  • MicroATX
  • Mini-ITX
I/O, Bays & Expansion
Front/Side/Top Panel I/O
  • 1 x Headphone Out
  • 1 x LED Control Button
  • 1 x Mic In
  • 1 x Power Button
  • 1 x Reset Button
  • 1 x USB 2.0
  • 2 x USB 3.0
Drive Bays
  • 4 x 2.5" Internal
  • 2 x 3.5" / 1x 2.5"
Standard Expansion Slots 7
Vertical Expansion Slots  
Fans & Filters
Fan Bays
  • 3 x 120/140mm
  • 3 x 120mm / 2x 140mm
Fans Included 1 x 120mm w/ Addressable RGB LEDs
Fan Controller/Hub  
Dust Filters
  • Bottom
  • Top
Liquid Cooling Support
Front Radiator Compatibility 1 x 120/140/240/280/360mm
Top Radiator Compatibility 1 x 120/140/240mm
Bottom Radiator Compatibility  
Rear Radiator Compatibility 1 x 120/140mm
Side Radiator Compatibility  
Max CPU Cooler Height 170 mm
Max GPU Card Length 330 mm
Cable Routing Space  
Side Panels
Window/s Yes
Window Configuration 1 x Main Side
Window Construction Tempered Glass
LED Lighting Functionality
LED Lighting Yes
LED Lighting Emitters
  • Front Panel Accent Strip/s
  • Included Addressable LED Fan/s
LED Lighting Colour RGB
LED Lighting Support & Control Control via Inc. Controller/Hub (Buttons/Switches)
Power Supply Compatibility
PSU Included No
PSU Wattage (If Included)  
PSU 80+ Rating (If Included)  
PSU Support ATX
PSU Mounting Location Bottom Mount, Rear
Max PSU Length 170 mm
Chassis Physical Specifications
Colour Black
Chassis Contruction Materials SPCC / Plastic
Dimensions 230 x 465 x 425 (WxHxD mm)
Weight 5.3 kg (Approx)