The super silent series from lc power offers excellent value for money with a high quality 120 mm fan the lc500h 12 v22 facilitates extremely quiet and stress free working in the office or at home despite its low volume the adapter offers very good cooling performance for your system thanks to ventilation grids on the rear the adapter is fitted with all frequently used ports in the high quality office sector and you can also connect various sata and ide hard disks and optical drives in add