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Ultra Compact PC Case - 4 sizes included [MODCASE EVOLUTION]

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Modular, fully printable PC cases - 4 sizes included: 3.7L APU, 11.9L ITX, 16.4L ITX *NEW* and 18.3L MATX.
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updated September 8, 2025

Description

📢Annoucemnent🔥 Hyper ATX Released! (Link) - Evo owners, you have special perks, check the “other files” section of your downloads.

Simplicity Evolved

MODCASE EVOLUTION is a fully printable PC case with 4 sizes to print from and comes with endless customization options.

  • Minimal part count. Maximum Strength.
  • Reference layout. No Riser Cable needed.
  • Easy assembly. Modular extras included.

 

Note: Optional parts are under ‘other files’ section of your download page.

🔥New in v2.1: New Drive options added

  • Horizontal Mount for SFX-L for full compatibility with long GPU's. Also holds 2x2.5" drives.
  • 2x 2.5" Drive mount options added for use with ATX PSUs
  • 2x 3.5" Drive Mount option above ATX PSU.

🔥New in v2.0: New ITX size added!

  • Support 200x200x200mm print volume
  • Fits large air coolers such as the NH-D15
  • Fit 3.75 Slot GPUs up to 329mm long
  • Stat screen and many new options added for all models

🔥New in v1.4: Vertical Base with Hub

 

Specifications


EVO M-ATX - 18.3L

Size352 x 272 x 191mm 1.5kg
GPU Support4.75 Slots - 340x165x96mm
Mother BoardmATX, ITX, DTX
CPU CoolerUp to 163mm tall
IO PortsUSB-C, USB-A x2
PSUSFX, SFX-L, ATX up to 220mm
Radiatorsup to Dual 280mm!
Fans4x 140mm or 5x 120mm
Hard DrivesUp to 8x2.5" or 3x3.5"

*Noctua NH-D15 does fit despite being 168mm.

 

EVO ITX2 - 16.4L

Size341 x 252x 191mm 1.3kg
GPU Support3.75 Slots - 329x165x75mm
Mother BoardITX
CPU CoolerUp to 163mm tall
IO PortsUSB-C, USB-A x2
PSUSFX, SFX-L, ATX up to 200mm
Radiators240mm
Fans2x 140mm,  5x 120mm
Hard DrivesUp to 6x2.5" or 3x3.5"

*Noctua NH-D15 does fit despite being 168mm.

 

EVO ITX - 11.9L

Size320 x 225 x 166mm 1.1kg
GPU Support2.5 Slots - 305x140x51mm
Mother BoardITX
CPU CoolerUp to 135mm tall cooler
IO PortsUSB-C, USB-A x2
PSUSFX, SFX-L
Radiators240mm
Fans4x 120mm, 1x 92mm
Hard DrivesUp to 4x2.5" or 2x3.5"

 

EVO APU - 3.7L 

Size305 x 179 x 68mm 0.5kg
MotherboardITX
CPU CoolerUp to 49mm tall cooler
IO PortsUSB-C, USB-A x2
PSUSFX, SFX-L

*Weight can vary due to customizations.

 

CAD

Evolution also comes in a CAD version for the tinkerers. You can get the CAD Version Here. For details on what's editable, see: CAD Instructions.

 

👉 Instructions Manual Here

 

Printer Requirements

Nozzle Temp: 240°C 
Bed Temp: 90°C 
Bed Size:
APU - 180x180x180mm (2 Part frame)
mATX - 200x200x200mm (4 Part frame)
ITX2 - 200x200x200mm (4 Part frame)
ITX - 240x170x200mm (2 Part frame)

Notes: 
1. mATX model's 4-Split side panel files for 200x200mm beds are under optional files.
2. Bed sizes are listed as Length x Width x Height

 

Required Hardware

Screws: M3x20 (30pcs) - Amazon Option, AliExpress Option
Power Button: Ø16mm - Amazon Option, AliExpress Option
Power Cable: Angle Right - AliExpress Option

For Optional hardware such as USB ports and Reset button, see here.
 

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The author marked this model as their own original creation.

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