Thermaltake

Thermaltake CL-W209-CU00RE-B Pacific Red C-Pro Fitting

4.7 (643 reviews)

Build a Custom Liquid Cooling System with Thermaltake Pacific C-Pro FittingsThe Thermaltake Pacific C-Pro Series compression fittings offer a revolutionary design for custom liquid cooling loops. With built-in O-rings and a secure seal, these fittings simplify the installation process and provide...

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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Build a Custom Liquid Cooling System with Thermaltake Pacific C-Pro Fittings

The Thermaltake Pacific C-Pro Series compression fittings offer a revolutionary design for custom liquid cooling loops. With built-in O-rings and a secure seal, these fittings simplify the installation process and provide superior performance.

  • Brand: Thermaltake
  • Model: CL-W209-CU00RE-B
  • Series: Pacific C-Pro
  • Type: Compression Fitting
  • Size: G1/4 PETG 16mm OD
  • Quantity: 6 Pack
  • Color: Red
  • Features: Build-In O-Rings

Key Features

Fitment Reimagined: This new concept makes it easier than ever to install custom hard tube liquid-cooling loops

Four Built in O-rings: Maximum leak prevention, secure compression seal, and peace of mind

Protection You Expect: Surface treated and a special coating finish provides increased durability and protection from corrosion

Build It Your Way: Compatible with liquid cooling components that utilize G1/4 thread ports and 16mm OD PETG, Acrylic, and Copper hard tubing

Exclusively Designed Open-End Wrench is Included

Specifications

Brand
Thermaltake
Model Name
Pacific Red C-Pro Fitting
Thread Type
G1/4
Tubing Compatibility
16mm OD PETG, Acrylic, and Copper hard tubing
Seal Mechanism
Four Built-in O-rings
Durability Feature
Surface treated and special coating finish for corrosion protection
Included Tool
Exclusively Designed Open-End Wrench

Pros & Cons

👍 Pros

  • Features a reimagined fitment concept for easier installation of custom hard tube liquid-cooling loops
  • Equipped with four built-in O-rings, providing maximum leak prevention and a secure compression seal
  • The fitting is surface-treated and has a special coating finish for increased durability and protection from corrosion
  • Compatible with liquid cooling components that utilize G1/4 thread ports and 16mm OD PETG, Acrylic, and Copper hard tubing
  • Includes an exclusively designed open-end wrench, simplifying the installation and tightening process

👎 Cons

  • Designed specifically for hard tube liquid-cooling loops, it is not suitable for soft tubing setups
  • Requires G1/4 thread ports, which means compatibility is limited to components with this specific threading
  • Only compatible with 16mm OD (outer diameter) hard tubing, restricting choice for other tube sizes
  • The exact materials used for the fitting beyond "surface treated" and "special coating" are not explicitly detailed
  • Installation still requires careful attention to detail to ensure leak-free performance, despite the easier fitment design

Frequently Asked Questions

This fitting is compatible with 16mm OD (outer diameter) PETG, Acrylic, and Copper hard tubing, designed for custom liquid-cooling loops.
Yes, the Thermaltake Pacific Red C-Pro Fitting features four built-in O-rings to ensure maximum leak prevention and a secure compression seal.
No, an exclusively designed open-end wrench is included with the fitting, which helps to simplify the installation process.
The fitting is surface treated and features a special coating finish, which provides increased durability and protection from corrosion.
This fitting is designed to work with liquid cooling components that utilize G1/4 thread ports, ensuring broad compatibility within custom loop systems.