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Rectangular black ATX power supply unit with ventilation grille and modular cable ports

KHACHIMO

KHACHIMO 1200W ATX Power Supply DD123M240-1M1

SKU CH-PWKQ-6BZGH

An ATX power supply delivering 1200 W with 80 PLUS Gold efficiency, zero-RPM fan mode and LLC resonant topology for clean, quiet power

  • TypeATX
  • Faster wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency lowers power draw and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC and DC-to-DC design delivers clean power
  • 1200W capacity handles demanding builds

Power for high-demand builds

The KHACHIMO DD123M240-1M1 is a 1200W ATX power supply built for systems that draw substantial power. It suits workstations, high-end gaming rigs and multi-GPU configurations that require a large, steady energy reserve. The 80 PLUS Gold rating confirms high efficiency across typical load ranges.

Efficiency and noise limits

Gold certification means the unit wastes less energy as heat, which helps keep internal temperatures lower and reduces fan speed requirements. Zero RPM mode stops the fan completely at low and medium loads for near-silent operation, though the fan will spin up under sustained heavy demand. Resonant LLC topology with DC-to-DC conversion delivers clean power and minimises coil whine.

Compatibility checks before ordering

Verify that your case has enough length clearance for a 1200W ATX unit and that your motherboard supports Modern Standby if you want fast wake-from-sleep. Ensure the cable set includes every connector your graphics cards, drives and motherboard require. Builders needing more than 1200W or a different form factor should look elsewhere.

Highlights

  • Faster wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency lowers power draw and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC and DC-to-DC design delivers clean power
  • 1200W capacity handles demanding builds

Specifications

TypeATX

Questions about this item

Which capacity should I choose for a high-end gaming build?

The 1200 W unit delivers enough headroom for multi-GPU setups and heavy overclocking while staying efficient.

What does the 80 PLUS Gold rating mean once the PSU is installed?

It certifies high efficiency at typical loads, so the system draws less wall power, runs cooler, and the fan can stay off longer.

What interface does this ATX power supply use and what does it limit?

Standard ATX connectors feed motherboard, CPU and GPU rails; the 1200 W rating caps the total combined output across all rails.

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