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Black rectangular ATX power supply unit with cooling fan and cables

KHACHIMO

KHACHIMO 750W ATX Power Supply PS-2751-3L-LF 80 PLUS Gold

SKU CH-9KDX-D6PPP

ATX power supply delivering 750 W with 80 PLUS Gold efficiency, Modern Standby support, zero-RPM fan mode and resonant LLC plus DC-to-DC topology for clean, quiet power

  • Product typeATX
  • Fast wake from sleep with Modern Standby support
  • Lower power draw and heat via 80 PLUS Gold efficiency
  • Silent low-load operation through Zero RPM fan mode
  • Clean, stable output from resonant LLC with DC-to-DC conversion
  • Reduced coil whine for quieter system performance

750W ATX power supply for modern builds

The KHACHIMO 750W unit delivers 80 PLUS Gold efficiency to keep consumption low and temperatures down. Resonant LLC topology with DC-to-DC conversion provides clean, consistent power while reducing coil whine. Modern Standby compatibility enables extremely fast wake-from-sleep times and better low-load efficiency for contemporary systems.

Capacity and headroom at 750 watts

Rated at 750W, the supply handles demanding components and multi-GPU configurations with comfortable headroom. Zero RPM fan mode keeps the unit silent at low and medium loads by stopping the fan entirely. The design runs out of steam when peak draw exceeds the rated output or when extreme overclocking pushes sustained loads beyond the Gold efficiency curve.

Upgrading from lower-wattage units

This model replaces supplies rated at 350W, 450W, 550W or 650W when a build adds more powerful graphics cards, additional drives or higher CPU power limits. The jump is worth it when the previous unit hits its fan curve constantly, cannot sustain Modern Standby sleep states or lacks the connector count for new hardware.

How it compares

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

Price $136.99
Typical for this category: the median of 10,869 items is $142.99.

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Specifications

Product
Product typeATX

Questions about this item

Will this 750W unit run reliably with my older ATX motherboard and CPU?

Yes, the ATX form factor and standard connectors fit legacy boards, and the 750W rating covers power needs of older platforms.

How can I confirm the Zero RPM mode is active after installation?

At low system loads the fan should remain completely still; listen for silence and verify the fan blades are not spinning.

Does the package include modular cables or must I buy them separately?

The supplied unit comes with fixed cables attached; no additional cables are included or required for standard ATX builds.

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