Corsair Hydro Series H110i Extreme Performance Liquid CPU Cooler The Hydro Series H110i is an extreme performance, all-in-one liquid CPU cooler for cases with 280mm radiator mounts. The 280mm radiator and dual SP140L PWM fans provide the excellent heat dissipation you need for highly overclocked CPUs. Corsair Link is built in, so you can monitor temperatures, adjust cooling performance and customize LED lighting directly from your desktop.