 PC Power and Cooling has several power supplies that are 80-plus certified; the Silencer 910W achieved the Silver Certification at over 88% efficiency 

PC Power and Cooling branded products shifted more towards the enthusiast and businesses, while OCZ Technology branded power supplies cater more towards the gaming and entry level enthusiast segments.With the introduction of the re-designed Silencer line, legacy power supplies are still available.After a brief shortage in supply of Silencer and Turbo-Cool units in 2009–2010, OCZ released the Silencer Mk II line.