The Corsair 400W 80 Plus Certified Power Supply (model no. CMPSU-400CX) is on sale today at Newegg.com for the discounted price of $54.99, with a $15 mail-in-rebate also available that drops it more down to $39.99. Its final price stands $25 less than its original cost of $64.99 and is the best price we have seen for this power supply by about $10. FREE ground delivery is included and sales tax apples for residents of California, New Jersey, New York, and Tennessee.

The Corsair 400W Power Supply comes recommended by over 300 different users and is said to be a reliable high-quality machine, as long as it doesn’t burn out within the first month. In addition to the 400W, Newegg.com is also offering the Antec EarthWatts 650W CrossFire Ready Power Supply for only $79.99, which is $20 off its original price and has FREE shipping included. CompUSA.com has lowered the cost of the Coolmax 1000W Power Supply down to $119.99, resulting in a price drop of $50 and including FREE shipping. Last but not least we have Amazon.com which is offering the Cooler Master Real Power Pro Series 1250W Power Supply. It can be found for the sale price of $248.85 and just like the other deals has FREE shipping included.

The Corsair 400W power supply has a maximum power output of 400W, a 120mm double ball-bearing fan, and high efficiency topology to ensure energy savings. Features include 99% active power factor correction, universal AC input that automatically scans and detects correct voltage, dedicated single +12V rail, and over current/voltage/power protection.  It also provides 6-SATA, 6-Peripheral and 2-Floppy connectors. Dimensions: (H) 3.4" x (W) 5.9" x (D) 5.5".