Review

SFF PC: Building the Ultimate Quiet CT200 Setup

  • Updated October 23, 2025
  • Theo Woods
  • 8 comments

In the pursuit of creating the quietest possible small form factor (SFF) PC, I’ve developed a solution that addresses the common compromise of noise. The design features a single 200mm radiator equipped with two CT200 fans in a push-pull configuration, eliminating the need for a reservoir by utilizing fill ports at the radiator’s top. An integrated water pump within the CPU block further streamlines the setup. This system is engineered to quietly handle high-performance components like a 9950x processor and any GPU, thanks to the CT200 fans—the first static pressure-optimized 200mm fans I’ve encountered. By enclosing the build, it maintains efficient cooling in a compact case while remaining nearly silent.

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8 Comments

  1. As someone who’s struggled with fan noise in my own SFF build, the push-pull CT200 fan setup you described really caught my attention—I’ve never seen static pressure-optimized 200mm fans before. This makes me reconsider my current cooling solution since my smaller fans get noticeably loud under load. Have you tested this setup with different ambient temperatures yet?

    1. I’m glad the push-pull CT200 setup resonated with your noise struggles—those static pressure-optimized 200mm fans truly are a game-changer for SFF builds. While I haven’t conducted formal ambient temperature tests yet, the system’s thermal headspace with the large radiator suggests it should handle warmer environments gracefully. If you’re considering a similar upgrade, try monitoring your current coolant-to-ambient delta during gaming sessions to gauge your needs—I’d love to hear how your quiet-PC journey progresses!

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