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Rectangular black ATX power supply unit with cooling fan and cable bundle

KHACHIMO

KHACHIMO YM-2721B 720W 80 PLUS Gold ATX power supply

SKU CH-1K1S-258FH

A 720 W ATX power supply with 80 PLUS Gold efficiency, zero-RPM fan mode and resonant LLC topology for clean, quiet power delivery

  • TypeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode keeps system silent at low loads
  • Resonant LLC topology with DC-to-DC delivers clean, stable power
  • 720 W ATX capacity for reliable system performance

720W ATX Power Supply

The KHACHIMO YM-2721B is a 720W ATX power supply built for modern desktop systems. It carries 80 PLUS Gold certification for high efficiency and supports Modern Standby for rapid wake-from-sleep performance.

Quiet-focused builders and Modern Standby systems

This unit suits builders who prioritise low noise through Zero RPM fan mode and resonant LLC topology with DC-to-DC conversion. It is not for systems that require redundant CRPS hot-swap capability or server-grade power management features.

80 PLUS Gold efficiency rating

The 80 PLUS Gold rating confirms high efficiency across typical loads, reducing power draw and heat output. This single specification determines whether the unit meets your efficiency and thermal targets for a 720W build.

Pontos fortes

  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode keeps system silent at low loads
  • Resonant LLC topology with DC-to-DC delivers clean, stable power
  • 720 W ATX capacity for reliable system performance

Especificações

TypeATX

Perguntas sobre este artigo

Is the 720W model the only capacity available for the YM-2721B?

The product is listed specifically as a 720W unit; no other capacities are mentioned for this model number.

What does the 80 PLUS Gold rating mean for daily use?

It certifies high efficiency at typical loads, which reduces power draw, heat output and fan noise compared with lower-rated units.

Does the ATX form factor limit which cases or motherboards can use this PSU?

The ATX type fits standard ATX cases and motherboards; the 720W output supports modern standby sleep states via the LLC resonant topology.

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