Corsair CX400W power supply main specs include:

• ATX12V 2.2
• Nominal labeled power: 400 W at 40º C.
• Measured maximum power: 483.9 W at 49.0º C.
• Labeled efficiency: 80% minimum (80 Plus certified).
• Measured efficiency: Between 80.8% and 85.5% at 115 V (nominal, see complete results for actual voltage).
• Active PFC: Yes.
• Modular Cabling System: No.
• Motherboard Power Connectors: One 20/24-pin connector and two ATX12V connectors that together form an EPS12V connector.
• Video Card Power Connectors: One six-pin connector.
• Peripheral Power Connectors: Six in two cables.
• Floppy Disk Drive Power Connectors: Two.
• SATA Power Connectors: Six in two cables.
• Protections: Information not available. Over current (OCP) and short-circuit (SCP) protections (SCP) present and working.
• Warranty: Three years.
• Real Manufacturer: Seasonic
• More Information: http://www.corsair.com
• Average price in the US*: USD 49.99.

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