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Compact 180W server PSU, black metal housing, 14pin and 4pin cables attached

Ruth's sister

Ruth's sister ps-3181-03 180W internal power cable 14pin +4pin

SKU CH-042P-WFY1H

Delivers 180 W to compatible Lenovo servers and desktops via a 14-pin motherboard and 4-pin CPU connector with 80 PLUS Bronze efficiency

  • 180W output powers compatible Lenovo servers and desktops
  • 14-pin motherboard plus 4-pin CPU connectors match listed models
  • Active PFC with 80 PLUS Bronze certification improves efficiency
  • 100-264V input range suits global mains voltages
  • Non-modular design with fixed cables simplifies installation

180 W Server Power Supply with 14 + 4 Pin Connector

This 180 W internal power supply uses a 14 pin motherboard connector and a 4 pin CPU connector. It is built for Lenovo servers and desktops including the H5050, H5055, M6475, M6300 and A6800t models. The unit carries 80 PLUS Bronze certification and active PFC.

Not for Builders Needing Modular Cabling

This supply is non-modular and fixed at 180 W output. It suits direct replacements in the listed Lenovo chassis only. Builders who need modular cables, higher wattage, or different pin layouts should look elsewhere.

14 Pin Motherboard Plus 4 Pin CPU Connector Layout

The decisive specification is the combined 14 pin and 4 pin connector arrangement. It matches Lenovo part numbers PS-3181-03 and compatible PCB references. Verify this exact pinout against your system board before ordering.

Highlights

  • 180W output powers compatible Lenovo servers and desktops
  • 14-pin motherboard plus 4-pin CPU connectors match listed models
  • Active PFC with 80 PLUS Bronze certification improves efficiency
  • 100-264V input range suits global mains voltages
  • Non-modular design with fixed cables simplifies installation

Specifications

No published specifications for this item yet.

Questions about this item

What does the 180 W rating mean once the ps-3181-03 is installed in a compatible server or desktop?

It is the maximum continuous DC output the unit can deliver to the motherboard and CPU through its fixed 14-pin and 4-pin cables.

What interface standard does the 14-pin + 4-pin connector follow and what does it limit in practice?

The connector layout is proprietary to the listed Lenovo models; it caps you to those specific H5050, H5055, M6475, M6300, A6800t and related systems.

What physical space and mounting points does the ps-3181-03 need to fit?

The housing measures 15 by 10 by 8.5 cm and uses the standard screw pattern found in the compatible Lenovo chassis.

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