Antec BP500U$37.00 to $70.00

This Antec BP500U power supply unit provides power of 500 watts, it's fully compatible with ATX 12V.
Manufacturer:Antec Product MPN MPN | BP500U | Key Features Wattage | 500 Watt | Compatibility | ATX 12V | Power Properties DC Output | +3.3V @ 30A, +5V @ 30A, +5VSB @ 2.5A, +12V @ 18A, +12V (2nd) @ 18A, -12V @ 0.3A | Other Features MTBF | 80000 Hours | Dimensions Width | 5.8 in. | Depth | 5.5 in. | Height | 3.5 in. | Weight | 3.7 lb. | Miscellaneous UPC | 00761345235006 |
Tags:antec, bp500u,
| Ultra Products X3 1600-WATT Modular Psu$330.00 to $586.00

This Ultra Products X3 1600-WATT Modular Psu power supply unit provides power of 600 watts, it's fully compatible with ATX.
Manufacturer:Ultra Products Product MPN MPN | ULT40070 | Key Features Wattage | 600 Watt | Number of Fans | Single Fan | Compatibility | ATX | Miscellaneous UPC | 22769400709 |
Tags:ultra, products, x3, 1600-watt, modular, psu,
| Corsair Memory CMPSU-850TX$128.00 to $237.00

The Corsair TX power supplies are engineered using technology and components typically found with high performance power supplies. With design features such as a dedicated, single +12V rail offer the maximum compatibility with the system components.
Manufacturer:Corsair Memory Product MPN MPN | CMPSU-850TX | Key Features Wattage | 850 Watt | Number of Fans | Single Fan | Compatibility | EPS12/ATX12 | Power Properties DC Output | +3.3V @ 30A, +5V @ 30A, +5VSB @ 3A, +12V @ 70A, -12V @ 0.8A | Other Features MTBF | 100000 Hours | Dimensions Width | 5.9 in. | Depth | 6.3 in. | Height | 3.4 in. | Warranty Warranty | 5 Years | Miscellaneous UPC | 843591003346 |
Tags:corsair, memory, cmpsu-850tx,
|

This Antec EA 750 power supply unit provides power of 750 watts, it's fully compatible with ATX 12V.

Ultra LS power supplies offer a Lifetime Warranty, more connectivity choices than the typical power supply, and have built in short circuit protection. The LS supports all Intel and AMD platforms, SATA devices and PCI Express graphics cards.

This Thermaltake (W0317RU) power supply unit provides power of 700 watts, it's fully compatible with ATX.

The HP ProCurve 600 Redundant and External Power Supply provides 12V RPS for up to 6 stackable switches and 2 ports with 370W 50V PoE.