In summary, all the design elements shown thus far have the effect of reducing bearing temperature by up to 50%. However, the increase in fan life does not come with any penalty on fan performance. Sanyo Denki long life fans are still able to provide high airflow and pressure, at industry leading levels of efficiency. To note again, Sanyo Denki long life fans are rated up to 200,000 hours, or 23 years, at 60°C.