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PC Case Pre-Install 4 RGB Fans, ATX Gaming Computer Case with Diamond-Shaped Mesh Front & Tempered Glass Side Panel, USB 3.0 Airflow Mid Tower case,621-B
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AI Verdict
A budget ATX mid-tower case with four fixed RGB fans and a mesh front for builders prioritizing airflow and aesthetics on a tight budget.
This case is a situational fit for entry-level builders due to its inclusion of four 120mm fixed RGB fans and a mesh front panel, offering decent airflow and aesthetics at its price point. However, the limitations on PSU and CPU cooler size mean it won't accommodate all components, especially for more powerful builds.
If you need more flexibility for high-performance components, look for cases with PSU clearance over 180mm and CPU cooler height over 165mm.
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Pros
- Comes with four 120mm outer-ring LED fans pre-installed, optimizing internal airflow.
- Diamond mesh front panel is designed for optimal cooling performance and high airflow.
- Tempered glass side panel is removable, allowing clear component display and easy installation.
- Supports ATX, Micro-ATX, and Mini-ITX motherboards, with GPU clearance up to 300mm.
- Includes 1 USB 3.0 port, 2 USB 2.0 ports, and HD audio/microphone ports on the I/O panel.
Cons
- Pre-installed RGB fans have fixed lighting, not addressable, limiting customization options.
- PSU size is limited to 160mm, which might restrict compatibility with some higher-end power supplies.
- CPU cooling height is limited to 155mm, potentially excluding some larger air coolers.
Dimension Scores
The diamond mesh front panel and four pre-installed 120mm fans provide good airflow for an entry-level case.
With four pre-installed fans, the noise level is likely average for a budget case, as no specific noise dampening features are mentioned.
Constructed from metal, plastic, and tempered glass, the build quality is standard for its price band.
While it's a mid-tower, no specific features like ample routing channels or Velcro straps are highlighted, suggesting basic cable management options.
Best For
- First-time PC builders on a strict budget needing included cooling.
- Users who prioritize visual appeal with RGB lighting and a tempered glass side panel.
- Gaming setups where maximizing airflow is a primary concern.
Not Recommended For
- Builders requiring extensive RGB customization or software control.
- High-end builds with oversized PSUs or large tower CPU coolers.
- Users needing advanced cable management features or tool-less design.
Watch Out For
- The fixed RGB lighting on the four pre-installed fans means no software control or synchronization with other components.
- Power supply units longer than 160mm will not fit, potentially forcing a compromise on PSU choice.
- CPU coolers taller than 155mm are incompatible, limiting options for high-performance air cooling.
Full Specifications
| ASIN | B0G64L4FH7 |
| Brand | MOROVOL |
| Color | black |
| Series | 621-B |
| Material | Metal, Plastic, Tempered Glass |
| Case Type | Mid Tower |
| Model Name | 621-B |
| Item Weight | 9.52 pounds |
| Manufacturer | MOROVOL |
| Cooling Method | Air |
| Item model number | 621-B |
| Product Dimensions | 14.57 x 7.28 x 16.73 inches |
| Item Dimensions LxWxH | 14.57 x 7.28 x 16.73 inches |
| Number of USB 3.0 Ports | 1 |
| Motherboard Compatability | ATX |
| Power Supply Mounting Type | Bottom Mount |
| Recommended Uses For Product | Business, Gaming |
What Buyers Say
As of March 2026, widespread user reviews for the MOROVOL 621-B are not yet available, likely due to its Amazon 'Date First Available' being December 10, 2025. However, promotional materials and early reviews highlight its focus on airflow with a mesh front and four pre-installed fixed RGB fans. The tempered glass side panel is noted for showcasing components, while the fixed nature of the RGB lighting and limitations on PSU and CPU cooler size are mentioned as potential drawbacks. The case aims to provide a visually appealing and functional option for budget-conscious builders.
“Okay, so it's got the mesh front and four light-up fans right out of the box, which is pretty sweet for the price, but those lights aren't changing colors on me.”
Common Praise
- The inclusion of four 120mm fans for optimized internal airflow.
- The diamond mesh front panel contributes to effective cooling.
- The tempered glass side panel allows for a clear view of internal components.
- Supports a range of motherboard sizes (ATX, Micro-ATX, Mini-ITX).
Common Complaints
- The RGB lighting on the fans is fixed and not addressable, limiting aesthetic customization.
- The 160mm PSU length restriction can be problematic for some power supply units.
- CPU cooler height is limited to 155mm, which might exclude larger air coolers.
Ownership Tips
- The fixed RGB lighting means you're stuck with the default color scheme, so plan your build's aesthetic around that.
- Dust accumulation on the diamond mesh front panel might require regular cleaning to maintain optimal airflow.
- Cable management space behind the motherboard tray could be tight, requiring careful routing for a clean build.
Frequently Asked Questions
What motherboard sizes does this case support?
The MOROVOL 621-B supports ATX, Micro-ATX, and Mini-ITX motherboards.
Are the included RGB fans customizable?
No, the four pre-installed 120mm outer-ring LED fans have fixed RGB lighting and are not addressable, meaning customization options are limited.
What is the maximum GPU length this case can accommodate?
This case can fit graphics cards up to 300mm in length.
Does this case come with a power supply?
No, the case does not include a power supply. It supports PSUs up to 160mm in length.
How many storage drives can I install?
The case supports the installation of two 2.5-inch SSDs and two 3.5-inch HDDs.
Buying Guide
When picking a PC case, you're essentially choosing the home for all your computer parts. You need to think about how much space you have for components like your graphics card and CPU cooler, how well it can keep everything cool, and if it looks the way you want. Don't just grab the cheapest one; a good case makes building easier and keeps your expensive parts from overheating.
Compatible Motherboard Sizes (ATX, Micro-ATX, Mini-ITX)
This tells you which size motherboards will physically fit inside the case. An ATX case like this one is standard, offering more room than smaller Micro-ATX or Mini-ITX cases, which is important for future upgrades and component compatibility.
Pre-installed Fans & Airflow
Fans move air through your case to cool components. Pre-installed fans save you money and effort. 'Airflow' describes how well air can move in and out; a mesh front, like on this case, usually means better airflow compared to a solid front panel, keeping your CPU and GPU cooler.
GPU Length & CPU Cooler Height
These are critical measurements. Your graphics card (GPU) needs to fit lengthwise, and your CPU cooler needs to fit height-wise. If your components are too big, they simply won't fit, so always check these specs against your chosen hardware.
Alternatives
If this case's fixed RGB or component size limits are too restrictive, look for cases with addressable RGB fan support, greater PSU clearance (180mm+), and taller CPU cooler height (160mm+).



