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Phanteks Eclipse G400A Midi Tower White

Phanteks Eclipse G400A, Midi Tower, PC, White, EATX, ATX, Mini-ITX, micro ATX, Steel, Tempered glass, Multi

Best offerPrice trend

£80.99

Rising
Price trend
Detailed analysis
Price history of Phanteks Eclipse G400A Midi Tower White over the last 3 months
DatePrice
9 March 2026£77.99
21 May 2026£80.99

Compare Phanteks Eclipse G400A Midi Tower White prices UK

*Date of last price update

User Notice: We regularly reference new offers to provide you with the widest selection. However, the displayed results do not reflect all available offers on the market. By default, offers are sorted by price, with the lowest price appearing first.

Product Information

Spacious D-RGB Gaming Chassis
The G400A is the upgraded successor to the popular P400A, featuring a completely redesigned and more spacious chassis. It’s perfect for clean, modern hardware setups, easily accommodating even the largest graphics cards while leaving ample room for cable management. With up to 10 fan mounting points, support for 140 mm fans, and dedicated radiator space at the top, cooling performance has been significantly enhanced.

The G400A also supports the latest mainboards, with rear-side connectors hidden to enable a cable-free appearance. Additionally, the graphics card benefits from direct cooling via three 120 mm fan mounts on the mid-plate.

Clean front inlet design
Clean design allows for focused airflow.
4x M25-140 Gen2 D-RGB fans included.
Dedicated 360 radiator support in the top without restrictions.

Improved Air Intake
45% open surface for more air intake compared to standard mesh which only provides 35%.

Ultra-fine Performance Mesh
Large mesh intake areas on both side panels for high cooling performance.
Triple mid-plate 120 fan locations for direct GPU cooling.
Support for the largest graphics cards without compromise.

Clean Cable Management
Dedicated cable management tool.
Support for the latest rear-side connector mainboards.

New Generation D-RGB
4x M25-140 Gen2 D-RGB fans pre-installed.
Build-in horizontal D-RGB strip.

NexLinq
Expand with more D-RGB by using our Nexlinq ecosystem, which makes both lighting and fan control a breeze with its lightweight software.

Matrix 600 Case Upgrade
Drop in the Matrix Upgrade Kit designed specifically for the Eclipse G400A.
Seamlessly integrates into the chassis without permanent modifications.
Adds Matrix display functionality while preserving the original case design.

Computer Cases Phanteks

Product

Name
Phanteks Eclipse G400A Midi Tower White

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
1
Combo headphone/mic port
Yes

Weight & dimensions

Width
230 mm
Depth
495 mm
Height
522 mm
Weight
8.63 kg

Packaging data

Package weight
10.5 kg

Cooling

Front fans installed
3x 140 mm
Number of front fans supported (max)
3
Front fans diameters supported
140 mm
Rear fans installed
1x 140 mm
Number of rear fans supported (max)
1
Rear fans diameters supported
140,120 mm
Number of top fans supported (max)
3
Top fans diameters supported
120,140 mm
Number of bottom fans supported (max)
3
Bottom fans diameters supported
120 mm
Liquid cooling capability
Yes
Rear radiator sizes supported
120 mm
Top radiator sizes supported
360,280 mm

Power supply

Power supply included
No
Power supply location
Bottom

Storage

Supported HDD sizes
3.5,2.5"

Design

Form factor
Midi Tower
Type
PC
Product colour
White
Supported motherboard form factors
EATX, ATX, Mini-ITX, micro ATX
Number of 3.5" bays
2
Material
Steel, Tempered glass
Number of 2.5" bays
2
Number of expansion slots
7
Side window
Yes
Illumination
Yes
Illumination colour
Multi
Illumination location
Case fans
Anti-dust filter
Yes
Cable management
Yes
Reset button
Yes
On/off button
Yes
RGB control button
Yes
Maximum CPU cooler height
18.4 cm
Maximum graphics card length
41.5 cm
Maximum PSU length
27 cm

Technical details

Warranty period
5 year(s)

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