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Rectangular metal ATX power supply unit with matte black finish and cooling fan grille

KHACHIMO

KHACHIMO 450W ATX Power Supply DPS-450AB-8C

SKU CH-D62F-WF3KW

An ATX power supply delivering 450 W with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support for fast wake and silent low-load operation

  • Product typeATX
  • Faster wake-from-sleep with Modern Standby support
  • Lower electricity use and heat with 80 PLUS Gold efficiency
  • Silent low-load operation via Zero RPM fan mode
  • Clean, stable power delivery through LLC resonant topology
  • Reduced coil whine and efficient sleep states with DC-to-DC conversion

450W ATX power supply for modern standby PCs

This 450W ATX unit targets builders who want a Gold-rated supply that supports Modern Standby for near-instant wake and low idle draw. It suits compact or mainstream systems where quiet, efficient power is preferred over maximum headroom. Users chasing extreme overclocking headroom or multi-GPU configurations should look elsewhere.

Gold efficiency and Zero RPM fan change daily

The 80 PLUS Gold rating cuts waste heat and keeps the fan off at low and medium loads through Zero RPM mode, so the PC stays near-silent during office work or media playback. Resonant LLC topology with DC-to-DC conversion delivers stable rails and reduces coil whine, letting the supply run cooler and enabling deeper sleep states without voltage drift.

ATX form factor fits standard cases

Standard ATX dimensions let the unit drop into any compatible chassis without clearance surprises, while the fixed cable set covers a typical mainstream build. Builders planning custom-sleeved cables or ultra-compact ITX layouts may find the non-modular design less flexible, but for most mid-tower assemblies the layout is straightforward and tidy.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $459.99
Pricier than about 88% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

How often will the cooling fan in the KHACHIMO 450W ATX power supply need cleaning or replacement?

The Zero RPM fan mode keeps the fan off at low and medium loads, reducing wear and dust buildup so cleaning or replacement is rarely needed.

What limit appears first when the KHACHIMO 450W ATX power supply runs at full load for long periods?

The 450 W continuous output rating is the first limit; sustained loads above that will trigger protection or shutdown.

How much heat and noise does the KHACHIMO 450W ATX power supply produce during all-day operation?

80 PLUS Gold efficiency and Zero RPM fan mode keep heat low and the fan silent at typical loads, with the resonant LLC topology further reducing coil whine.

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