The Lian Li O11D is a favorite among custom water‑cooling enthusiasts due to its spacious interior and modular design. This guide is based on the official Bykski parts list, providing a complete solution for building a high-performance water‑cooling loop.
1. CPU & GPU Water Blocks
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CPU Block: Bykski CPU-XPR-A-MC-V3
Efficient CPU water block optimized for thermal transfer and high flow. -
GPU Block: Bykski Graphics Complete Full Coverage Block
Full coverage GPU block compatible with multiple card models, ensuring complete GPU cooling.
2. Radiators
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Bykski CR-RD360RC-TN-V2 × 2
Dual 360mm radiators, ideal for top and side mounting in the O11D for maximum cooling efficiency.
Perfectly fits the O11D layout while supporting high-flow loops.
3. Pump
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Bykski CP-PMD3COV-X × 1
High-performance pump capable of driving a complete loop for CPU + GPU + dual radiators.
4. Fittings & Accessories
- Bykski B-FTHTJ-L14 ×16
- Bykski B-RD90-X ×8
- Bykski B-EXJ Series (7.5, 20, 25, 40) ×2 each
- Bykski B-PD5 ×2
- Bykski B-DV-CEV2 ×1
- Bykski B-EXV-X ×1
These fittings ensure smooth tubing paths, minimize pressure loss, and allow for both hard and soft tubing installations.
5. Fans
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Bykski CF-APRBW-V3 × 7
High static pressure fans for optimal radiator performance, featuring RGB lighting for a visually striking setup.
6. Light Controller
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Bykski B-RBW-C8-V4 × 1
Controls RGB lighting for fans and water-cooling components, enabling a fully customizable aesthetic.
7. Guide Plate
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RGV-LAN-O11-EVO-P ×1
Helps organize and secure tubing for a clean and tidy internal layout.
8. Tubing
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Bykski CB-PA90D-14 ×7
Hard tubing for stable loop performance and premium visual appeal.
Conclusion
Using this full set of Bykski components, you can build a water-cooling system in the Lian Li O11D that features:
- Efficient CPU + GPU cooling
- Dual 360mm radiators for high-performance heat dissipation
- Hard tubing and RGB lighting for both aesthetics and functionality
This setup balances performance, visual impact, and maintainability, making it an ideal choice for a flagship O11D water-cooling build.