One fan. The ThermalRight TL-C12C CPU Fan is a 120mm case cooler fan designed for silent computer cooling. With a 4-pin PWM power connection and a maximum fan speed of 1550 RPM, this fan efficiently dissipates heat to keep your computer running smoothly. The black plastic fan features a durable S-FDB bearing type making it a reliable and sturdy addition to your computer setup. Ideal for those looking to improve the thermal performance of their system, this fan offers both quality and performance in one package.