Dell Optiplex 990 DT (24Pin -4pin) Power Supply PSU MPX3V CYY97 L250PS-00 250W

The specification summary for the Dell Optiplex 990 DT (24Pin + 4pin) Power Supply Unit (PSU) model MPX3V / CYY97 / L250PS-00, 250W:

Dell Optiplex 990 DT Power Supply (MPX3V, CYY97, L250PS-00) - 250W

Type:

• Desktop Tower (DT) Power Supply Unit

Power Output:

• 250 Watts (250W)

Connectors:

• 24-pin ATX main power connector (standard motherboard power)

• 4-pin 12V CPU power connector (usually for CPU power)

• Additional connectors (likely SATA power, Molex) for peripherals but may vary by exact PSU revision

Form Factor:

• Proprietary Dell form factor for Optiplex 990 DT cases

• Designed to fit Dell Optiplex 990 Desktop Tower models

Voltage and Current Ratings:

• Typically supports standard ATX PSU voltage rails: +3.3V, +5V, +12V, -12V, +5VSB

• Exact current ratings per rail are usually found on the PSU label but typical specs are:

  • +12V rail ~ 16-20A (to support CPU and GPU)

  • +5V and +3.3V rails usually have lower amperage since modern PCs rely mostly on 12V

Efficiency and Safety:

• Dell PSUs generally come with basic overcurrent, overvoltage, and short circuit protections

• Not necessarily 80 PLUS certified on this model, but sufficient for business desktops

Compatibility:

• Only compatible with Dell Optiplex 990 Desktop Tower cases due to proprietary connector and form factor

• Not interchangeable with standard ATX PSUs without adapters or modifications

For more detailed information

Call..01729525052

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