Lenovo 280W Power Supply SMPS (54Y8877 / 54Y8851)
Model Name : 54Y8877, 54Y8851
Brand : Lenovo
Key Features
- 280W Maximum Power Output — supplies reliable and efficient power for everyday desktop computing and small-tower business systems.
- Wide Model Compatibility: Compatible with Lenovo ThinkCentre M73,
- M78, M82, M92, M92p, M93, and M93p mini tower desktops that originally use a 280W PSU.
- OEM Part Numbers: 54Y8877 and 54Y8851 — common Lenovo identifiers for 280W PSU units.
- Universal AC Input: Works with 100–240V AC input and 50/60 Hz frequency for global compatibility.
- Active PFC & Protection: Many units (e.g., FSP-280-40EPA style) include active power factor correction and protections for safety and efficiency.
- Built-in Cooling Fan — ensures stable operating temperature under typical workloads.
- Compact Internal Design: Fits Lenovo mini tower chassis without modification.
30 Days Warranty
Condition : Refurbished
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- Description
- Specification
- Reviews
Lenovo 280W Power Supply SMPS (54Y8877 / 54Y8851) is a reliable internal PSU designed for Lenovo ThinkCentre M73, M78, M82, M92, M92p, M93 and M93p Mini Tower desktops.
This OEM-compatible unit delivers a stable 280W output with standard desktop connectors and wide voltage support, making it ideal for replacing a worn or failed power supply in business class systems.
FAQ For Lenovo 280W Power Supply SMPS
Q1: Which Lenovo desktops use this 280W PSU?
A: This 280W power supply (54Y8877 / 54Y8851) is compatible with Lenovo ThinkCentre M73, M78, M82, M92, M92p, M93, and M93p mini tower systems that shipped with a 280W OEM PSU.
Q2: Are 54Y8877 and 54Y8851 interchangeable?
A: Yes — both part numbers refer to compatible 280W internal power supplies used in the listed ThinkCentre desktops.
Q3: Does this PSU support global voltage?
A: Yes — it supports a wide 100–240V AC input range at 50–60 Hz, making it usable in multiple regions.
Q4: Can I install this myself?
A: Yes — it’s designed as a direct internal replacement unit. Always power off and unplug the system before replacing the PSU.
Q5: Does this PSU have protection features?
A: Many 280W units include active PFC, over-current, over-voltage, and short-circuit protections to help safeguard the system.
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