Thermaltake Litepower 450 W power supply specs include:

• ATX12V 2.3
• Nominal labeled power: 450 W.
• Measured maximum power: 542.9 W at 47.4º C.
• Labeled efficiency: 85%.
• Measured efficiency: Between 82.5% and 85.3% at 115 V (nominal, see complete results for actual voltage).
• Active PFC: Yes.
• Modular Cabling System: No.
• Motherboard Power Connectors: One 24-pin connector and one ATX12V connector.
• Video Card Power Connectors: One six-pin connector.
• Peripheral Power Connectors: Five in two cables.
• Floppy Disk Drive Power Connectors: One.
• SATA Power Connectors: Four in one cable.
• Protections: Over current (OCP, tested and working), over voltage (OVP, not tested) and short-circuit (SCP, tested and working).
• Warranty: Five years.
• More Information: http://www.thermaltakeusa.com
• Real Manufacturer: FSP
• Average price in the US*: USD 80.00.

* Researched at Newegg.com on the day we published this review.