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Grey ATX power supply unit with single fan

Replace Power

Replace Power RPSU-C99-3 420W ATX power supply

SKU CH-YZFC-ATGKP MPN RPSU-C99-3

A 420W ATX power supply with a 20+4 pin motherboard connector, SATA and Molex leads, and switchable 110/220V input for HP Media Center desktops

  • ColorGrey
  • TypeATX
  • Fans1
  • Weight0.1
  • 420W output powers demanding desktop upgrades
  • 20+4 pin ATX connector fits most motherboards
  • SATA power cable included for modern drives
  • 110V or 220V switchable input suits global use
  • Direct replacement for HP Media Center m7630la m7640la m7640n m7674n m7680n m7680y

Replacement PSU for HP Media Center

The Replace Power RPSU-C99-3 is a 420W ATX power supply designed as a direct replacement for specific HP Media Center desktops including the m7630la, m7640la, m7640n, m7674n, m7680n and m7680y models. It restores reliable power delivery to aging systems requiring a standard ATX form factor unit. The grey enclosure houses a single cooling fan to manage thermals during operation.

Thermals noise and power draw

A single internal fan provides active cooling for the 420W capacity under normal load conditions. The unit operates with a switchable input voltage selector supporting both 110V and 220V mains supply. Power is distributed through standard ATX1 and ATX12V rails to meet the demands of typical desktop components installed in the compatible HP chassis.

Build fit and connectivity

The power supply includes a 20+4 pin motherboard connector compatible with both 20-pin and 24-pin configurations, a dedicated 12V ATX connector, two large peripheral connectors, two 6-inch large power connectors and one 6-inch small power connector. A single 15-inch SATA connector is provided for internal storage drives. Builders needing additional SATA devices or modern GPU power cables will find the native connector count limiting for expanded configurations.

Pontos fortes

  • 420W output powers demanding desktop upgrades
  • 20+4 pin ATX connector fits most motherboards
  • SATA power cable included for modern drives
  • 110V or 220V switchable input suits global use
  • Direct replacement for HP Media Center m7630la m7640la m7640n m7674n m7680n m7680y

Especificações

BrandReplace Power
ModelRPSU-C99-3
ColorGrey
TypeATX
Fans1
Weight0.1

Perguntas sobre este artigo

How do I install the RPSU-C99-3 and which step is often missed?

Switch the 110V/220V selector to match local mains, fit the unit with four screws, connect the 20+4 pin and 12V ATX plugs, then attach SATA and Molex leads.

What maintenance or replacement will the RPSU-C99-3 need later?

The single internal fan is the only moving part; clean dust from its grille every few months and replace the whole unit if the fan becomes noisy or fails.

What limit appears first on the RPSU-C99-3 under sustained load?

The 420W total output ceiling is reached before any individual rail limit, so continuous draw above that level will trigger protection shutdown.

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