Quick Summary
The CORSAIR FRAME 4000D RS ARGB is a modular mid-tower ATX PC case in black. It includes 3 pre-installed RS ARGB fans and the FRAME modular case system, giving you more scope to change and grow the case over time.
The case also features the InfiniRail fan mounting system and a 3D Y-Pattern airflow panel. These details point to a case focused on flexible fan placement and high airflow.
Who It Is Best For
This case is for buyers who want a modular ATX PC case with pre-installed ARGB fans and flexible fan mounting options. It will also suit anyone checking for ASUS BTF, MSI Project Zero, or Gigabyte Project Stealth compatibility in the product name before ordering.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | CORSAIR, as named in the product title. |
| Model | FRAME 4000D RS ARGB, the stated case model. |
| Product type | Modular mid-tower ATX PC case, so it is intended for an ATX build. |
| Colour | Black, which matters if you are matching a specific build theme. |
| Included fans | 3 pre-installed RS ARGB fans are included. |
| Fan mounting system | InfiniRail fan mounting system for flexible front and roof fan configuration. |
| Airflow panel | 3D Y-Pattern airflow panel with a low-obstruction design for cool air intake. |
| Compatibility wording | ASUS BTF, MSI Project Zero, and Gigabyte Project Stealth are named in the title, so buyers should check their chosen setup carefully. |
Why Buyers Choose It
- The FRAME modular case system allows the case to change and grow over time.
- 3 pre-installed RS ARGB fans reduce the need to source front fans separately.
- The InfiniRail system supports flexible fan positioning in the front and roof.
- The internal side panel can be used as a cable cover or removed for side fan mounting.
Real World Use
In use, this case gives you several build layout options. You can keep the internal side panel in place for cleaner cable management, or remove it if you want to use that area for extra cooling potential. The front panel and fan mounting system are aimed at airflow-focused builds.
What To Know Before You Buy
Check that the ATX form factor matches your build plans before ordering. The title also names ASUS BTF, MSI Project Zero, and Gigabyte Project Stealth, so confirm that your chosen components align with the exact variation you need. If you want a specific fan layout, review the stated front and roof mounting positions before you buy.
Common Buyer Questions
What fans are included?
3 RS ARGB fans are pre-installed in the front of the case.
What does InfiniRail refer to?
It is the fan mounting system used for flexible front and roof fan placement.
Can the internal side panel be used in different ways?
Yes, it can act as a cable cover or be removed to mount fans on the side.
What colour is the case?
It is black.
Final Buying View
If you want a modular ATX PC case with 3 pre-installed RS ARGB fans and flexible fan mounting options, this FRAME 4000D RS ARGB is built around that idea. Check your ATX build requirements and the named compatibility wording before making your choice.





