Description
Thermaltake The Tower 300 Micro Tower Case
Experience next-level PC building with the Thermaltake The Tower 300 Micro Tower Case—a compact yet powerful vertical case designed to turn heads. Engineered for airflow, modularity, and modern aesthetics, The Tower 300 is ideal for gamers, streamers, and enthusiasts seeking a premium micro ATX or mini ITX case with top-tier features and flexibility.
Crafted with three 3mm tempered glass panels, this case offers panoramic views of your components, making it perfect for showcasing custom cooling loops, RGB lighting, and high-performance hardware. It supports a wide range of fan and radiator configurations, including 360mm AIO coolers, and accommodates graphics cards up to 400mm in length when the power cover is removed.
Whether you’re building a high-performance gaming PC or a compact workstation, The Tower 300 delivers a unique blend of form, function, and flexibility—all in a footprint-friendly size.
Product Specifications
| Specification | Details |
|---|---|
| Series | The Tower |
| Case Type | Micro Tower |
| Dimensions (H x W x D) | 551 x 342 x 281 mm (22.5 x 14 x 11.5 inch) |
| Net Weight | 8.3 kg / 18.3 lbs |
| Panel Material | 3mm Tempered Glass x3 |
| Body Material | SPCC (Steel) |
| Cooling System (Top) | 2 x 140mm CT140 Fans (1500rpm, 30.5 dBA) |
| Drive Bays | 3 x 3.5” or 3 x 2.5” |
| Expansion Slots | 4 |
| Motherboard Support | Mini ITX (6.7” x 6.7”), Micro ATX (9.6” x 9.6”) |
| I/O Ports | 1 x USB 3.2 Gen 2 Type-C, 2 x USB 3.0, 1 x HD Audio |
| PSU Support | Standard PS2 PSU (optional) |
| Fan Support (Top) | 2 x 120mm or 2 x 140mm |
| Fan Support (Right) | Up to 3 x 120mm or 3 x 140mm |
| Fan Support (Rear) | Up to 2 x 120mm or 2 x 140mm |
| Fan Support (Power Cover) | 1 x 120mm or 1 x 140mm |
| Radiator Support | Up to 420mm (Right Side) |
| CPU Cooler Clearance | Up to 210mm |
| GPU Length Clearance | 280mm (with power cover), 400mm (without power cover) |
| PSU Length Clearance | Up to 220mm |
Key Features of The Tower 300
1. Vertical Showcase Design
The Tower 300 continues Thermaltake’s legacy of iconic vertical cases, offering a unique layout that not only improves airflow but also visually separates components for a cleaner aesthetic. The triple tempered glass panels provide unobstructed visibility, perfect for RGB displays or custom water cooling loops.
2. Superior Cooling Flexibility
This compact micro tower supports a wide array of fan and radiator configurations, making it ideal for both air-cooled and liquid-cooled builds. With room for up to a 420mm radiator and support for fans on the top, right, rear, and PSU cover, you can design an optimal cooling solution to match your performance needs.
3. Tool-Free Installation & Modular Layout
The Tower 300 is designed for ease of use, featuring a modular, tool-free design. With removable panels, drive cages, and fan brackets, installation and upgrades are a breeze—even in a compact form factor.
4. Wide Component Compatibility
Despite its micro tower classification, the case offers generous support for modern high-end components. Install graphics cards up to 400mm, tall CPU coolers up to 210mm, and full-sized PSUs up to 220mm without restrictions.
5. Modern Connectivity
Equipped with a USB 3.2 Gen 2 Type-C port, dual USB 3.0 ports, and HD audio jack, The Tower 300 meets the demands of modern hardware and peripheral connectivity.
6. Optimized for Airflow
The vertical design enhances natural convection, pushing hot air upwards and out efficiently. With pre-installed CT140 fans on the top and extensive support for additional fans, thermal performance remains strong under heavy loads.
Why Choose Thermaltake The Tower 300?
The Thermaltake Tower 300 is built for users who demand aesthetics, performance, and modularity—all in a small footprint. Unlike traditional micro towers, The Tower 300’s vertical structure improves airflow and cable routing, while also standing out as a centerpiece in any setup. Whether you’re building a compact gaming rig, a stylish streaming station, or a portable LAN machine, this case provides the right balance between function and form.
Advantages at a Glance
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Unique vertical layout maximizes space efficiency
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Supports high-end hardware including 400mm GPUs and 420mm radiators
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Three panoramic 3mm tempered glass panels for full interior visibility
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Pre-installed CT140 fans for quiet, high airflow out of the box
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Modern I/O ports including USB 3.2 Gen 2 Type-C
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Modular construction for easy upgrades and installation
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SPCC steel frame ensures structural strength and longevity
Final Thoughts
The Thermaltake The Tower 300 Micro Tower Case redefines compact PC builds with its bold vertical design, expansive component compatibility, and modern connectivity. Whether you’re an enthusiast builder, gamer, or content creator, this case delivers both form and function. Take your PC building experience to the next level with a case that offers style, strength, and superior thermal design—all in a micro tower footprint.
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