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Rectangular ATX power supply unit with matte black metal casing and 16-pin connector visible

KHACHIMO

KHACHIMO 3250 7450 16Pin 200W Power Supply

SKU CH-QBW8-X3FMA

ATX power supply delivers 200 W with 80 PLUS Gold efficiency, Modern Standby compatibility, Zero RPM fan mode and resonant LLC topology with DC-to-DC conversion

  • TypeATX
  • Faster wake-from-sleep with Modern Standby support
  • Lower power draw and cooler running thanks to 80 PLUS Gold efficiency
  • Near-silent operation at typical loads via Zero RPM fan mode
  • Clean, stable power delivery through resonant LLC with DC-to-DC conversion
  • 200 W ATX power supply for compatible systems

200 W ATX Power Supply

This 200 W ATX unit targets compact desktop builds and office refreshes that prioritise low idle draw and quiet operation. Its 80 PLUS Gold certification and Modern Standby support suit systems that spend long periods in sleep or light-load states.

Upgrade from lower-efficiency OEM units

Replacing a basic 80 PLUS or unrated supply cuts waste heat and reduces fan activity, which matters most in small chassis with restricted airflow. The jump is worth it when the existing unit lacks DC-to-DC conversion or zero-fan capability at typical desktop loads.

Sustained load behaviour

Resonant LLC topology with DC-to-DC conversion keeps voltage regulation tight across the full output range, while the Zero RPM fan mode stays off until the load demands active cooling. Efficiency remains high during extended sessions, limiting temperature rise inside the case.

Highlights

  • Faster wake-from-sleep with Modern Standby support
  • Lower power draw and cooler running thanks to 80 PLUS Gold efficiency
  • Near-silent operation at typical loads via Zero RPM fan mode
  • Clean, stable power delivery through resonant LLC with DC-to-DC conversion
  • 200 W ATX power supply for compatible systems

Specifications

TypeATX

Questions about this item

What physical clearance does the ATX 200W unit with the 16-pin connector need inside a case?

It fits a standard ATX mounting footprint, so any chassis that accepts ATX supplies will accommodate it; allow extra depth for the 16-pin cable bend radius.

Which installation step is most often missed when fitting the 16-pin connector?

The 16-pin plug must be seated fully until the latch clicks; a partial insert will prevent the system from posting.

What maintenance will the Zero RPM fan mode require over time?

Dust the intake grill periodically with compressed air; the fan bearings are sealed and not user-serviceable.

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