ARCTIC Liquid Freezer III 420

A 420mm AIO liquid cooler rated to dissipate 250W. That rating covers flagship parts like a 14900K or 9950X under sustained load. Noise is specced at 30 dBA; socket compatibility spans AM5, AM4, LGA1700. Confirm your case has a 420mm mount before checkout.

Expect to pay around $103.00, which lands it among high-end options. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current CPU cooler prices across retailers. Support and warranty service run through Arctic, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.