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Rectangular black ATX power supply unit with rear fan grille and side label

KHACHIMO

KHACHIMO 7000 9000 700W ATX Power Supply 700A-SAB1

SKU CH-8XPJ-YEFWD

An ATX power supply delivering 700 W with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support

  • TypeATX
  • Fast wake from sleep with Modern Standby support
  • Lower energy use thanks to 80 PLUS Gold efficiency
  • Silent running at low loads via Zero RPM fan mode
  • Stable, clean power from resonant LLC with DC-to-DC
  • Cooler, quieter operation through high-efficiency design

700W ATX Power Supply

The KHACHIMO 7000 9000 delivers 700W of continuous power through a standard ATX form factor. It carries 80 PLUS Gold certification for high efficiency across typical loads. Modern Standby compatibility enables extremely fast wake-from-sleep times and improved low-load efficiency. This unit suits PC builders who need reliable, efficient power for mid-range desktop systems.

Upgrade from older or lower-efficiency units

Replacing a 350W or 400W supply with this 700W model adds headroom for modern CPUs and discrete graphics cards. The jump is worthwhile when the existing unit lacks 80 PLUS Gold efficiency or cannot sustain the power demands of current components. Resonant LLC topology with DC-to-DC conversion provides cleaner power delivery and reduces coil whine compared to older group-regulated designs. Builders staying with integrated graphics or low-power CPUs may not need the extra capacity.

Straightforward ATX installation

Installation follows the standard ATX mounting pattern and connector layout used in most desktop cases. Zero RPM fan mode keeps the unit silent at low and medium loads, so fan noise is rarely an issue after the build is complete. The main difficulties arise when cable lengths do not reach the motherboard or GPU in larger cases, or when the fixed cable set includes connectors the build does not need. Ensure the case has enough depth for a standard ATX power supply before ordering.

Highlights

  • Fast wake from sleep with Modern Standby support
  • Lower energy use thanks to 80 PLUS Gold efficiency
  • Silent running at low loads via Zero RPM fan mode
  • Stable, clean power from resonant LLC with DC-to-DC
  • Cooler, quieter operation through high-efficiency design

Specifications

TypeATX

Questions about this item

What physical space and mounting points does this ATX power supply require in a case?

The unit follows the standard ATX form factor so it fits any case with an ATX PSU bay and uses the usual four rear mounting screws.

How is the 700W ATX supply installed and which step is often missed?

Mount the unit with four screws, connect the 24-pin ATX, CPU and peripheral cables, then enable Modern Standby in the motherboard BIOS so the fast wake-from-sleep feature actually works.

What maintenance will the 700W Gold unit need over its life?

Clean dust from the intake and exhaust vents periodically; the Zero RPM fan mode means the fan only spins under load so it collects less dust, but the 80 PLUS Gold efficiency stays constant without further servicing.

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