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Silver 1U ATX power supply with rear fan and cable bundle

KHACHIMO

KHACHIMO 1U 300W ATX Power Supply ACE-A630B-RS-R10

SKU CH-MBK8-YK0BS

A 300 W 1U ATX power supply with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support

  • TypeATX
  • Faster wake-from-sleep with Modern Standby support
  • Lower power draw thanks to 80 PLUS Gold efficiency
  • Near-silent operation at low loads with Zero RPM fan mode
  • Clean, stable power delivery via resonant LLC topology with DC-to-DC conversion
  • 300 W output in a compact 1U ATX form factor

300W 1U ATX Power Supply

The KHACHIMO ACE-A630B-RS-R10 is a 300 watt ATX unit built for compact 1U chassis. It targets system integrators and small-form-factor builders who need reliable power in a slim enclosure. The 80 PLUS Gold rating supports efficient operation in space-constrained workstations or servers.

Thermals Noise and Power Draw

80 PLUS Gold certification means high efficiency at typical loads, reducing waste heat and lowering overall power draw. The Zero RPM fan mode stops the fan completely at low and medium loads for near-silent running. Resonant LLC topology with DC-to-DC conversion further cuts coil whine and keeps temperatures down during normal use.

Modern Standby and Topology Benefits

Modern Standby compatibility enables extremely fast wake-from-sleep times and better low-load efficiency. The resonant LLC design with DC-to-DC conversion delivers clean, consistent power while supporting deeper, more energy-efficient sleep states. These features together reduce idle noise and improve responsiveness for always-on or frequently sleeping systems.

Points forts

  • Faster wake-from-sleep with Modern Standby support
  • Lower power draw thanks to 80 PLUS Gold efficiency
  • Near-silent operation at low loads with Zero RPM fan mode
  • Clean, stable power delivery via resonant LLC topology with DC-to-DC conversion
  • 300 W output in a compact 1U ATX form factor

Caractéristiques

TypeATX

Questions sur cet article

How do I install this 1U ATX power supply in a rackmount chassis and what step is often missed?

Mount the unit with the four 1U screw holes, connect the 24-pin ATX and CPU power cables, then verify the motherboard BIOS has Modern Standby enabled or the fast wake feature will not work.

What maintenance will this 300W Gold unit need over its service life?

The Zero RPM fan only spins above medium load, so dust buildup is slower; plan to blow out the intake vents once a year and replace the fan if bearing noise appears after several years.

Which limit appears first when this supply runs at sustained high load?

The 300W continuous output rating is the hard ceiling; exceeding it triggers over-power protection and shuts the unit down.

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