OCIA.net takes a look at the Spire Rocketeer IV 600w Power Supply in their latest review
Voltage specifications are printed on the obligatory side panel sticker. From the listed UL number E130843 we can determine that the Rocketeer IV is made by Topower, a well-known, high-quality power supply manufacturer, who also happens to make power supplies for OCZ. The UL listing will often reveal the true manufacturer of a power supply if it is simply rebranded under another company name.Spire Rocketeer IV 600w PSU Review