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Rectangular metal server PSU, matte grey finish, 14+4 pin connector visible

Lemincrash

Lemincrash SP50A33618 280W server power supply 14+4 pin

SKU CH-TRW0-4GQ61 MPN SP50A33618

280W single PSU with 14+4 pin connector fits Lenovo M82, M92, H530 and M8400T desktops

  • Single/RedundantSingle
  • Maximum Power280W
  • Main Connector14+4Pin
  • Output12V
  • Input Voltage100 - 240 V
  • Input Frequency Range50/60 Hz
  • Delivers up to 280W for Lenovo M82, M92, H530, M8400T
  • 80 Plus series efficiency reduces energy waste
  • 14+4 pin connector fits compatible Lenovo desktops
  • Universal 100-240V input works worldwide
  • Single 12V output rail simplifies wiring

Replacement PSU for Lenovo desktops

This 280W server power supply replaces the original unit in Lenovo M82 M92 H530 M8400T systems. It delivers a single 12V rail at up to 280W through a proprietary 14+4 pin connector. The unit accepts 100-240V input at 50/60Hz for worldwide mains compatibility. It is a new, single non-redundant module weighing 1200g.

Proprietary 14+4 pin connector

The 14+4 pin interface matches the factory wiring of the supported Lenovo models so no adapter cables are required. Package contents list only the PSU itself; no mounting screws, power cord or software are included. Builders must reuse the original AC cable and chassis fasteners from the system being serviced. The single-output design means all peripherals draw from the same 12V rail.

80 Plus rated single unit

The supply carries 80 Plus certification indicating baseline efficiency across typical loads. Its enclosed steel chassis fits the original mounting points in the target Lenovo towers and small-form-factor chassis. Operating humidity tolerance spans 20%-90% non-condensing for standard office or server-room environments. Buyers needing redundant power or higher wattage for add-in cards should consider other form factors.

Points forts

  • Delivers up to 280W for Lenovo M82, M92, H530, M8400T
  • 80 Plus series efficiency reduces energy waste
  • 14+4 pin connector fits compatible Lenovo desktops
  • Universal 100-240V input works worldwide
  • Single 12V output rail simplifies wiring

Caractéristiques

BrandLemincrash
Series80 Plus
ModelPS-4281-02
Single/RedundantSingle
Maximum Power280W
Main Connector14+4Pin
Output12V
Input Voltage100 - 240 V
Input Frequency Range50/60 Hz
FeaturesNew
Weight1200g
Humidity20%-90%
Package ContentsPSU*1

Questions sur cet article

Will the 14+4 pin connector or the internal fan need replacement after long-term use?

The unit uses a single 14+4 pin main connector rated for the 280W maximum output; the internal cooling fan is the only moving part and would be the component most likely to require service after extended operation.

What limits continuous output when the supply runs at full 280W load?

The 280W maximum power rating is the primary limit; sustained loads at that level are constrained by the 12V output capacity and the single non-redundant design.

How much heat and noise should I expect when this 280W unit runs all day in a Lenovo M82 or M92?

With an 80 Plus series rating the supply meets standard efficiency targets, so waste heat and fan noise stay within typical server PSU levels for a 280W single unit operating on 100-240V input.

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