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Rectangular silver server power supply unit with rear exhaust grille and IEC inlet

IBM

IBM System X 750W HE Platinum AC Power Supply DPS-750AB-28 A

SKU CH-X4B1-T4TKA

750-watt platinum-efficiency server power supply accepting 100-127 V or 200-240 V input at 43-63 Hz

  • 750 W output supports demanding server workloads
  • Platinum efficiency reduces energy waste and heat
  • Wide 100-127 V and 200-240 V input suits global deployments
  • 43-63 Hz frequency tolerance ensures stable operation
  • Lightweight 2.0 lb design simplifies installation and maintenance

750-Watt Platinum AC Power Supply

This 750-watt AC power supply suits IBM System X servers needing a replacement or spare unit. It accepts 100 to 127 volts or 200 to 240 volts at 43 to 63 hertz. The unit weighs 2.0 pounds.

Who this suits and who should look elsewhere

It fits administrators maintaining compatible IBM System X chassis that specify the DPS-750AB-28 A model. Buyers who need a different wattage, a DC input or a non-Platinum efficiency rating should look elsewhere.

Deciding specification — model number

The model number DPS-750AB-28 A is the single specification that confirms whether this unit matches the server's power-supply bay and firmware requirements. Verify that exact part number against the system service guide before ordering.

How it compares

Measured against everything we stock in Server & Hot-Plug PSUs, at today’s prices. Recalculated every night.

Price $104.99
Cheaper than about 67% of the 3,798 comparable items (median $131.99).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

No published specifications for this item yet.

Questions about this item

Which part number matches my IBM System X server — 00FK932, 94Y8143 or 94Y8144?

All three part numbers reference the same 750 W High Efficiency Platinum AC power supply, model DPS-750AB-28 A, so any listed number identifies the correct unit for compatible IBM System X servers.

What does the 750 W rating deliver in an actual server build?

The unit supplies up to 750 watts of continuous AC power with Platinum-level efficiency, supporting full-load operation across the 100–127 V or 200–240 V input ranges at 43–63 Hz.

What AC input standard does the DPS-750AB-28 A use and what voltage range does it cover?

It accepts standard IEC C14 AC input and auto-ranges between 100–127 V and 200–240 V at 43–63 Hz, enabling worldwide rack deployment without manual voltage switching.

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