Thermalright's TR-X Silent fans
offer an efficient 7 fan blade design which offers higher CFM output at lower
noise and voltage settings. The liquid state bearing offers 50,000 hours of life
which allows Thermalright to back their X-Silent series fans with a one year
warranty. The fan operates at 7 volts which makes it consume less power,
offering a green solution to a low noise, low usage computing system.