shipping Holiday Shipping Details & Extended Holiday Returns
  • $174.99
  • $139.99
  • Save: $35.00 (20%)
Price Alert
Add To ListFound on 14 wish lists

Are you an E-Blast Insider?

Get Educated

Make informed decisions with expert advice. Learn More

Rosewill CULLINAN MX-RED ATX Mid Tower Gaming PC Computer Case with Red LED Fans, Tempered Glass/Steel, Optimal Airflow, USB 3.0

(513)(47) Write a Review
In stock. Limit 5 per customer.
Ships from United States.
Fees for brokerage and duty included in price.
  • Cullinan MX
  • Cullinan PX
  • Cullinan V500
  • Blue LED Fan
  • Red LED Fan
  • RGB LED Fan
  • Cullinan MX-Red
  • Cullinan MX-Blue
  • Cullinan PX RGB
  • Cullinan V500 RGB
  • Cullinan V500 Blue
  • 3-Sided Tempered Glass: Show off your gaming hardware and components with front and two sides of sleek, sturdy tempered glass
  • Vented PSU Shroud: Customizable PSU shroud basement supports 3 x 80mm fans with vents to promote heat dissipation
  • Excellent Airflow: Keep system temperatures low with 4 pre-installed 120mm red LED cooling fans, optional 2 x 140mm fans on top or up to 6 x 120mm case fans total
  • AIO Cooler Support: Maximize cooling potential with optional 360mm radiator liquid cooling support in front, optional 280mm radiator clearance on top and optional 170mm tall CPU cooler
Black and Red Themed Banner showing the Rosewill CULLINAN MX-Red case with four red RGB lit fans facing to the right, there is text that reads:  Cullinan MX Red - The Uncut Diamond

These cases have been designed with three angles of sturdy tempered glass in the front as well as both side panels.

Rosewill CULLINAN MX-Red Case facing forward with its glass side panels slightly removed facing away from the case

Each CULLINAN MX-Red case supports various gaming hardware configurations while maintaining cool system temperatures with four pre-installed 120mm blue LED case fans.

Rosewill CULLINAN MX-Red facing to the left with text and graphics indicating: Motherboard can be micro atx, mini-atx and atx, CPU cooler can be 120mm, GPU card can be 330mm, Two HDDs or SSDs can be installed on bottom, PSU can be 245mm, 120mm fan can be installed in rear, two 120mm or 140mm fans can be installed on top, alternatively, a 240mm or 280mm radiator can be installed on top, 3 120mm fans can be installed in front or 1 240mm or 360mm radiator can be installed in front

Mount an optional graphics card vertically, up to 360mm long, then show off its aesthetics with an optional riser card.

Closeup of an AORUS graphics card installed in a Rosewill CULLINAN MX-Red amongst red lighting. There is disclaimer text that reads: Riser Card Not Included
Shot of the top dust filter on the Rosewill CULLINAN MX-Red case being removed

The magnetic dust filter on top protectively stays in place to minimize particle buildup and is easy to remove for cleaning.

Front dust filter being peeled in the front of the Rosewill CULLINAN MX-Red case

The CULLINAN MX-Red case comes with a large magnetic dust filter in front that shields case fans and maintains particle-free, constant airflow.

PSU dust filter coming out from the bottom of the Rosewill CULLINAN MX-Red case

The removable dust filter below the PSU mount makes it easy to clean out excess dust from the bottom of the computer case.

Closeup shot of the bottom of the Rosewill CULLINAN MX-Red case, showing ventilation holes

Improve airflow and clear away heat from the PSU shroud basement via built-in vents and adding three optional 80mm fans.

Side view of the Rosewill CULLINAN MX-Red with its side panel removed and 2 HDDs + 2 SSDs installed

Install either two HDD or SSD drives on the cage, plus an additional two SSDs with the included drive slots.

Side shot of the Rosewill CULLINAN MX-Red case's side panel removed with two HDDs sitting on top of the PSU shroud

Install up to two additional HDD or SSD drives on top of the PSU shroud.

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Return Policies

    We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1, 2022 and December 25, 2022 you will have until January 31, 2023 to return your product. There's nothing additional that you have to do!
  • Return for refund until: January 31, 2023
  • Return for replacement until: January 31, 2023
  • This item is covered by's Extended Holiday Return Policy. Read full return policy for details.