HP ProCurve 600$518.00 to $1,374.00

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.
Manufacturer:Hewlett Packard Product MPN MPN | J8168A#ABA | Key Features Wattage | 729 Watt | Dimensions Width | 12.8 in. | Depth | 17.4 in. | Height | 1.7 in. | Weight | 11.77 lb. | Miscellaneous UPC | 829160221786 |
Tags:hp, procurve, 600,
| 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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The PS9KX is perfect for home, shop, or hobbyist. It provides 5amp constant and 7 amp surge. The convenient cigarette lighter plug lets you power ANYTHING that will run off a 12V car cigarette lighter.

This Ultra Products LS350 Lifetime Series 350w PSU power supply unit provides power of 350 watts. it's fully compatible with ATX.

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