Product

Lenovo 240W Power Supply Unit PS-4241-02 (54Y8878) | Genuine Lenovo PSU for ThinkCentre M83 / M73 / E93 SFF Desktop (PCB020 / FRU 54Y8897)

───

2. Key Features

• ✅ Genuine Lenovo 240W power supply unit
• ✅ Direct replacement for Lenovo ThinkCentre  E31, M82, M83, M73, M75 and E93 SFF desktops
• ✅ OEM equivalent: 54Y8878 / 54Y8897 / PCB020 / FSP240-40SBV (fully compatible)
• ✅ Stable 240W output for reliable SFF desktop performance
• ✅ Built-in overload, over-voltage, and short-circuit protection
• ✅ Lenovo original connector for seamless plug-and-play installation
• ✅ PFC (Power Factor Correction) built-in
• ✅ 14-pin main power + 4-pin CPU connector (14+4P)

───

3. Technical Specifications

Brand  ·············  Lenovo
Part Number  ·······  PS-4241-02 / PCB020
OEM Part No.  ·····  54Y8878
FRU Part No.  ·····  54Y8897 (PCB020)
Model Number  ·······  PS-4241-02
Wattage  ············  240W
Input Voltage  ·······  100–240VAC, 50–60Hz
Output  ·············  Full 12V @ 240W Max
Efficiency  ·········  Lenovo OEM Standard
Form Factor  ·········  SFF (Small Form Factor) / Flex ATX
Connector Type  ·····  14-pin main + 4-pin CPU + SATA
Hot Plug  ············  No (Non-Redundant)
Protection  ·········  OVP, OCP, SCP
Certification  ········  Lenovo OEM Standard

───

4. Compatible Models

• Lenovo ThinkCentre M82 M83 SFF
• Lenovo ThinkCentre M73 M75 SFF
• Lenovo ThinkCentre E93 SFF
• Lenovo ThinkCentre M92z AIO
• Lenovo ThinkCentre M92 SFF
• Lenovo ThinkStation P300 SFF
• Lenovo ThinkStation E31 SFF

Compatible Models Disclaimer: Buyers should always reconfirm that the part number ordered matches the existing original power supply in their system before purchasing.

───

5. Package Contents

• 1× Lenovo 240W Power Supply Unit (PS-4241-02 / 54Y8878)

───

6. Warranty

• 90-day replacement warranty
• Covers manufacturing defects; physical damage not included

───

7. Additional Notes

• This is a non-hot-plug PSU — the desktop must be powered off before removing or replacing the power supply unit.
• This PSU uses a 14-pin + 4-pin connector configuration — please verify your system uses this connector layout before purchasing.
• This is an OEM replacement unit — the physical appearance and label layout may vary slightly from the original but is fully functionally equivalent. Photos shown are for listing reference — actual unit you receive may differ slightly in label design.