Description
Lenovo 240W Power Supply PC9023 / DPS-280KB / 45J9442 | ThinkCentre M57 / M58 SFF L-Shape (24 + 4 Pin + SATA x2)
Key Features
- New original Lenovo 240W L-shape power supply for ThinkCentre M57 / M58 legacy SFF desktop
- Part numbers: PC9023 / DPS-280KB / 45J9442 / 41A9739 / PS-5281-01VF
- Distinctive L-shape form factor – specific to legacy ThinkCentre SFF chassis
- Connector layout: 24-Pin ATX + 4-Pin CPU + SATA x2 (24+4P+SATAx2)
- Stable 240W output for older ThinkCentre SFF (Core 2 Duo / Core 2 Quad era) desktop
- Built-in OVP / OCP / SCP protection
- L-shape form factor – NOT interchangeable with standard rectangular PSUs
- Physically verify L-shape dimensions and connectors before ordering
Technical Specifications
| Brand | Lenovo OEM |
| Condition | New Original |
| Part Number | PC9023 / DPS-280KB / 45J9442 / 41A9739 / PS-5281-01VF |
| Wattage | 240W MAX |
| Input Voltage | 100-240V AC, 50-60Hz |
| Output | 240W MAX continuous output |
| Form Factor | Lenovo Legacy SFF L-Shape |
| Connector Type | 24-Pin + 4-Pin CPU + SATA x2 (24+4P+SATAx2) |
| Hot Plug | No |
| Protection | OVP / OCP / SCP |
Compatible Models
Lenovo ThinkCentre Legacy SFF Series:
- Lenovo ThinkCentre M57 SFF (Core 2 Duo / Quad era)
- Lenovo ThinkCentre M58 SFF
- Lenovo ThinkCentre M90 SFF (check FRU)
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Disclaimer
Always verify the part number / model number on your existing PSU label before purchasing.
If you are unsure which model is suitable, chat with the NJ Bravo team before ordering. We will help you check the part number, connector, and compatibility.
Package Contents
- 1x Lenovo 240W Power Supply PC9023 / DPS-280KB / 45J9442 (New Original)
Warranty
- 90-day replacement warranty
- Covers manufacturing defects; physical damage and improper installation not included
Additional Notes
- L-shape body design – unique to legacy ThinkCentre SFF. NOT interchangeable with standard rectangular PSUs.
- Always physically compare the L-shape connector layout to your existing PSU before ordering.
- Verify FRU/PN on existing PSU label matches PC9023 / DPS-280KB / 45J9442.
- New original unit – not refurbished or aftermarket.




