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Silver ATX switching power supply unit, 300W

KHACHIMO

KHACHIMO 300W ATX Switching Power Supply

SKU CH-WY44-X01B0

A new 300W ATX switching power supply tested working with good quality

  • TypeATX
  • 300 W output powers standard desktop builds
  • ATX form factor fits common chassis layouts
  • Tested working so the unit arrives ready to install
  • New condition means full service life ahead

300 W ATX power supply for basic builds

This new KHACHIMO unit delivers 300 W of continuous power through a standard ATX form factor. It suits office PCs, entry-level workstations or replacement jobs where the original supply has failed. The supplier confirms each unit is tested and working before shipment. Buyers who need higher wattage for discrete graphics cards or multi-drive arrays should look elsewhere.

Thermals, noise and power draw in normal use

The switching design converts mains power efficiently, keeping waste heat low during typical office workloads. Fan speed ramps only when internal temperatures rise, so acoustics stay modest under light loads. At full 300 W output the unit draws more current from the wall, but normal use rarely reaches that ceiling. No specific decibel or temperature figures are provided by the supplier.

Highlights

  • 300 W output powers standard desktop builds
  • ATX form factor fits common chassis layouts
  • Tested working so the unit arrives ready to install
  • New condition means full service life ahead

Specifications

TypeATX

Questions about this item

How do I install the 300W ATX power supply and which step is often missed?

Mount the unit in the case with four screws, connect the 24-pin motherboard cable and the 4-pin CPU cable, then plug the AC cord into the IEC inlet; the step many skip is tightening the mounting screws before wiring so the board does not flex.

What maintenance or replacement will the 300W ATX supply need later?

Clean the intake grill and fan blades with compressed air every few months to stop dust build-up; if the fan becomes noisy or voltages drift, replace the whole unit because internal capacitors are not user-serviceable.

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