The NH-P1 is Noctua's first passive CPU cooler and has been custom-designed for fanless operation from the ground up: in enclosures with good natural convection, its six heatpipes and thick, widely spaced heatsink fins enable it to cool modern high-end CPUs with low to moderate heat dissipation completely passively (see setup guidelines and ...

ZALMAN FX100 is the ultimate fanless CPU cooler! Having received the CES2013 innovation award for innovative technology, it utilizes natural convection to passively transfer heat to the surrounding area.

The new FX70 CPU cooler is designed to provide the maximum cooling performance. It features a Twist heatsink structure, boasts six beefy heatpipes, and even allows you to install extra low-noise fans (sold separately) at the front or back.