DeepCool MATREXX 40 3FS Gaming PC Case, Black Micro Tower Chassis Color LED Fans

MATREXX 40 3FS
Simple & Compact
The MATREXX 40 3FS Micro-ATX case packs massive value in a tiny chassis with impressive cooling support for max airflow, three tri-color LED fans and a solid tempered glass panel.

SUBSTANTIAL COOLING CAPABILITY
With support for up to six 120mm or four 140mm cooling fans and also radiators up to 280mm installed on top or in front, the MATREXX 40 3FS provides ample cooling configurations.

THREE TRI-COLOR LED FANS
Three 120mm fans come pre-installed in the MATREXX 40 3FS with two at front and one at back. The fans are lit up with a preset tri-color LED combination, simply plug in the power and enjoy the visual experience.

BETTER AIRFLOW
The front and top mesh panels provide optimal ventilation to move large amounts of air throughout the case.

TEMPERED GLASS SIDE PANEL
Upgrade the quality of your build with a clean edge-to-edge tempered glass panel.

ADDITIONAL STORAGE OPTIONS
The MATREXX 40 3FS supports up to two 2.5 Inch SSDs and two 3.5 Inch HDDs through a removable drive cage.

Form Factor
Micro Tower

Motherboard
Micro ATX
Mini-ITX

Colour
Black

Materials
ABS
SPCC
Tempered Glass

Drive Bays
Internal 3.5 Inch: 2
Internal 2.5 Inch: 2
External 3.5 Inch: 0
External 5.25 Inch: 0

Power Supply Support
ATX PS2

I/O Panel
1 x USB 3.0
1 x USB 2.0
1 x Audio

Expansion
Slots: 4

Cooling Fans Compatibility
Front: 3 x 120mm / 2 x 140mm (2 x 120mm LED fans pre-installed)
Top: 2 x 120mm / 2 x 140mm
Rear: 1 x 120mm DC fan (1 x 120mm LED fan pre-installed)

Liquid Cooler Compatibility
Front: 120 / 140 / 240 / 280
Top: 120 / 140 / 240 / 280
Rear: 120

Clearances
CPU Cooler Height Limit: 165mm
VGA Length Limit: 320mm
PSU Length Limit: 160mm
Cable Management: 20mm

Product Dimensions ( L x W x H )
400mm x 215mm x 431mm

Packaging Dimensions ( L x W x H )
470mm x 288mm x 470mm

Weight
Net: 5.52KG
Gross: 6.42KG

Fast UK Shipping

We offer quick order processing within 1–2 working days across the UK. Order before 3:00 PM GMT/BST on weekdays for same-day processing.

Once the order is processed, the following options indicate respective delivery times.

Delivery Options:

• Basic: Free | 2–5 business days
• Standard: Free over £100 / £4.99 under £100 | 2–3 business days
• Express: £4.99 | 1–2 business days
• Premium Next-Day: £7.99 | Next business day.

Note: Delivery times are estimated and may vary due to courier delays or weather.

Hassle-Free Returns

Changed your mind? You can return unused items in original packaging within 14 days of delivery.

To request a return, email contact@lazymart.co.uk. We’ll provide instructions on how to proceed with a return. Refunds are processed within 5 business days after inspection.

Damaged or Incorrect Orders

If your item arrives damaged or incorrect, contact us within 24 hours with photos for a quick resolution.

Shipping & Returns Policies

For more details, view our Shipping Policy and Return Policy.

No FAQ to show here.