Lenovo ThinkCentre 280W Power Supply SMPS (41A9742 / 41A9743)
Model Name : 41A9742, 41A9743
Brand : Lenovo
Key Features
- 280 W Maximum Output ideal for ThinkCentre M57/M58 systems.
- Part Numbers: 41A9742 & 41A9743 — common Lenovo/IBM PSU identifiers.
- Standard ATX PSU Form Factor for easy installation in compatible desktops.
- Wide Voltage Support: 100–240 V AC, 50/60 Hz — suitable for global use.
- Built-in Cooling Fan for stable operation under load.
- Reliable OEM or OEM-Compatible Option for extending desktop life.
30 Days Warranty
Condition : Refurbished
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- Description
- Specification
- Reviews
Lenovo ThinkCentre 280W Power Supply SMPS (41A9742 / 41A9743) is a reliable internal ATX PSU designed for Lenovo ThinkCentre desktops — particularly M57 and M58 series models.
It delivers stable 280 W output with wide voltage support, making it ideal for replacing worn or failed power supplies in business desktops.
FAQ For Lenovo ThinkCentre 280W Power Supply
Q1: Which Lenovo desktops use this 280W PSU?
A: This power supply is compatible with Lenovo ThinkCentre M57 and M58 series desktops (including M57p / M58p).
Q2: Are the part numbers 41A9742 and 41A9743 interchangeable?
A: Yes — both refer to compatible 280 W ATX power supplies for these ThinkCentre models.
Q3: Can I install this PSU myself?
A: Yes — it installs like a standard internal ATX power supply. Be sure the system is powered off and unplugged before replacing.
Q4: Does it support international voltage standards?
A: Yes — it supports a wide input range of 100–240 V AC at 50/60 Hz.
Q5: Is a fan included?
A: Yes — this PSU includes an internal cooling fan for temperature control
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