Build your next computer using the Antec Tricool 120mm Case Fan. Use it to provide reliable, stable performance with the perfect balance of silence and efficiency. The Antec case fan has three speeds and you can connect it to your motherboard or power supply with the three-pin and four-pin power connectors. It has 1,200, 1,600 and 2,000 rpm options to provide adequate cooling when your computer needs it. The CPU case fan can be monitored with a compatible motherboard for optimum performance.