Thermaltake

Thermaltake CA-1D5-00S1WN-00 Core V21 Micro ATX Cube Case

4.6 (5360 reviews)

Build Your Dream Gaming Rig in a Compact Cube DesignThe Thermaltake Core V21 is a versatile cube-shaped chassis designed for Micro ATX and Mini ITX motherboards. With its innovative chamber concept, excellent cable management, and flexible thermal solutions, this case is perfect for small form fa...

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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Build Your Dream Gaming Rig in a Compact Cube Design

The Thermaltake Core V21 is a versatile cube-shaped chassis designed for Micro ATX and Mini ITX motherboards. With its innovative chamber concept, excellent cable management, and flexible thermal solutions, this case is perfect for small form factor gaming builds. The pre-installed 200mm front fan ensures optimal cooling, while the stackable design allows for remarkable expansion.

Specifications:

  • Brand: Thermaltake
  • Model: CA-1D5-00S1WN-00
  • Case Type: Micro ATX, Mini ITX Cube
  • Motherboard Support: M ATX (9.6” x 9.6”), Mini ITX (6.7” x 6.7”)
  • Orientation: Vertical or Horizontal
  • Internal Bays: 3x 3.5" or 2.5"
  • Front Ports: 2x USB 3.0, 1x Headphone, 1x Mic
  • Cooling: 1x 200mm Front Fan (Pre-installed), Optional Cooling Available
  • Color: Black

Key Features

Supports M ATX and Mini ITX Form Factor Motherboards. Motherboards 6.7” x 6.7” (Mini ITX) , 9.6” x 9.6” (Micro ATX)

Designed for use in either a vertical or horizontal orientation on the motherboard

Chamber concept design with optimized cable management space for small form factor builds

Stackable and flexible thermal solution. Remarkable expansion. Advance ventilation

2x USB 3.0, 1x Headphone, 1x Mic Front Ports, Internal Bay: 3x 3.5 inches or 2.5 inches

Includes 1x 200 millimeter Front Fan Pre installed, Optional Cooling Available

Specifications

Form Factor Compatibility
Micro ATX, Mini ITX
Motherboard Support (Mini ITX)
6.7” x 6.7”
Motherboard Support (Micro ATX)
9.6” x 9.6”
Orientation
Vertical or horizontal
Front Ports
2x USB 3.0, 1x Headphone, 1x Mic
Internal Bays
3x 3.5 inches or 2.5 inches
Pre-installed Fans
1x 200 millimeter Front Fan
Design Feature
Chamber concept with optimized cable management

Pros & Cons

👍 Pros

  • Offers versatile motherboard support for both Micro ATX and Mini ITX form factors.
  • Features a unique design allowing for either vertical or horizontal orientation of the motherboard.
  • Incorporates a chamber concept layout, optimizing space for effective cable management in compact builds.
  • Designed with stackable capabilities, providing flexibility for future system expansion and cooling solutions.
  • Comes pre-installed with a large 200 millimeter front fan, contributing to immediate cooling performance.

👎 Cons

  • Only supports Micro ATX and Mini ITX motherboards, limiting compatibility with larger ATX or E-ATX boards.
  • The case includes only one 200mm front fan as standard, requiring additional purchases for more extensive cooling setups.
  • Internal bay options are limited to three 3.5 inches or 2.5 inches drives, which might not suffice for extensive storage needs.
  • The compact cube design, while space-saving, could potentially lead to tighter working conditions during component installation.
  • Specific details on maximum GPU length or CPU cooler height are not provided, which could impact component selection.

Frequently Asked Questions

The Thermaltake Core V21 case is designed to support both Micro ATX and Mini ITX form factor motherboards, including sizes up to 9.6” x 9.6” for Micro ATX and 6.7” x 6.7” for Mini ITX.
Yes, the Core V21 offers flexibility, allowing for the motherboard to be installed in either a vertical or horizontal orientation according to user preference.
The case provides internal bay support for three 3.5-inch or 2.5-inch drives, accommodating essential storage configurations.
Yes, the Thermaltake Core V21 includes one 200 millimeter front fan that comes pre-installed, providing initial airflow for your system.
The front panel of the case features two USB 3.0 ports, one headphone jack, and one microphone jack for convenient peripheral access.
The chamber concept design optimizes space within the small form factor build for improved cable management, contributing to a cleaner interior and potentially better airflow.