HP 437572-B21$92.00 to $379.00

This Hewlett Packard (437572-B21) power supply unit provides power of 200 watts.
Manufacturer:Hewlett Packard Product MPN MPN | 437572B21 | Key Features Wattage | 200 Watt | Miscellaneous UPC | 5051964144182 |
Tags:hp, 437572-b21,
| Zalman Tech ZM460B-APS$82.00 to $127.00

This Zalman Tech (ZM460B-APS) power supply unit provides power of 460 watts, it's fully compatible with ATX 12V.
Manufacturer:Zalman Tech Product MPN MPN | ZM460B-APS | Key Features Wattage | 460 Watt | Number of Fans | Single Fan | Compatibility | ATX 12V | Miscellaneous UPC | 823884004618 |
Tags:zalman, tech, zm460b-aps,
| Antec Signature 850$228.00 to $368.00

The Signature 850 features DC to DC voltage regulator modules which ensure greater system stability, and an 80mm Pulse Width Modulation (PWM) fan which can run up to 50% quieter than standard fans.
Manufacturer:Antec Product MPN MPN | 0761345-22850-3 | Key Features Wattage | 850 Watt | Number of Fans | Single Fan | Compatibility | EPS12/ATX12 | Power Properties DC Output | +3.3V @ 25A, +5V @ 25A, +5VSB @ 3A, +12V @ 22A, +12V (2nd) @ 22A, -12V @ 0.5A | Other Features MTBF | 100000 Hours | Dimensions Width | 5.9 in. | Depth | 7.1 in. | Height | 3.4 in. | Weight | 6.14 lb. | Warranty Warranty | 5 Years | Miscellaneous UPC | 761345228503 |
Tags:antec, signature, 850,
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This Antec EA 750 power supply unit provides power of 750 watts, it's fully compatible with ATX 12V.

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.

The Signature 850 features DC to DC voltage regulator modules which ensure greater system stability, and an 80mm Pulse Width Modulation (PWM) fan which can run up to 50% quieter than standard fans.

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