Corsair iCUE 4000D RGB Mid-Tower Case - 3X AF120 RGB Elite Fans - Lighting Node PRO Controller - High-Airflow Design - RapidRoute Cable Management System - Black

If you're building a high-performance gaming PC or a powerful workstation and need a chassis that delivers sleek aesthetics, advanced cooling, and effortless cable management, the Corsair iCUE 4000D RGB Mid-Tower ATX Case is a compelling choice. This review breaks down its standout features, performance, and why it’s an excellent case for both first-time builders and PC enthusiasts alike.

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⚙️ Design & Build Quality

The Corsair iCUE 4000D RGB brings an elegant and functional design to your setup. The tempered glass side panel offers a full view of your components, making it ideal for showing off RGB lighting and custom hardware. It’s constructed with premium materials and a clean matte black finish that complements modern setups with style.

Its high-airflow front panel is purposefully engineered to maximize air intake. Whether you’re running an air-cooled or liquid-cooled setup, this case helps keep thermals under control without sacrificing silence or aesthetics.

💨 Cooling Performance

Included in the box are three AF120 RGB Elite fans, powered by Corsair’s AirGuide technology, designed to concentrate airflow where it’s needed most. These fans provide excellent static pressure and airflow, helping keep temperatures low even during heavy workloads or gaming marathons.

The case supports up to 6x 120mm or 4x 140mm fans, with radiator support up to 360mm in the front and 280mm on the top, making it an excellent candidate for AIO or custom liquid cooling.

🌈 RGB & iCUE Integration

The Lighting Node PRO RGB controller gives you instant access to immersive lighting customization. Combined with Corsair’s iCUE software, you can fully synchronize your fans’ RGB lighting with the rest of your Corsair ecosystem, including RAM, CPU coolers, and keyboards.

Whether you want smooth ambient glow or reactive lighting effects, iCUE offers intuitive control and limitless customization possibilities.

🧩 Cable Management – RapidRoute System

One of the most impressive features is the RapidRoute cable management system. With a 25mm-deep cable routing channel and multiple tie-down points, Corsair makes it incredibly easy to build clean, clutter-free rigs.

Even novice builders will appreciate the tool-free design and pre-installed routing channels that speed up the installation process and make the final build look polished and professional.

📏 Compatibility

The 4000D RGB supports a wide range of hardware, including:

• Motherboards: ATX, Micro-ATX, Mini-ITX

• GPUs: Up to 360mm in length

• CPU Coolers: Up to 170mm in height

• PSUs: Up to 220mm (without drive cage)

It also features 2x 2.5" SSD trays and 2x 3.5" HDD bays, offering flexibility for various storage configurations.

✅ Final Verdict

The Corsair iCUE 4000D RGB Mid-Tower Case stands out as a high-value, feature-rich chassis ideal for builders who want excellent airflow, sleek aesthetics, and deep RGB customization. The inclusion of 3 high-performance RGB fans and the iCUE-compatible controller makes this case an absolute steal for its price point.

Whether you're gaming, creating, or just looking for a visually stunning case to match your RGB build, the 4000D RGB has the performance and style to impress.