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KHACHIMO VEGA 450 450W ATX power supply unit in black metal casing with cooling fan and cable bundle

KHACHIMO

KHACHIMO VEGA 450 450W ATX Power Supply K40153A

SKU CH-RF9Q-YC3K2

An 80 PLUS Gold ATX unit delivering 450 W with zero-RPM fan mode and Modern Standby support

  • TypeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC plus DC-to-DC delivers clean, stable power
  • 450 W ATX output powers mainstream builds reliably

Efficient 450 W ATX power supply

The KHACHIMO VEGA 450 delivers 450 W of continuous power through a standard ATX form factor. It suits mainstream desktop builds that prioritise efficiency and quiet operation over extreme headroom. Builders assembling office workstations or entry-level gaming rigs will find the output adequate for modern mid-range components. The unit carries an 80 PLUS Gold badge confirming high efficiency across typical loads.

Gold efficiency with silent low-load operation

Certified 80 PLUS Gold efficiency reduces waste heat and keeps internal temperatures lower during everyday tasks. A Zero RPM fan mode stops the cooling fan completely at low and medium loads for near-silent running. Resonant LLC topology paired with DC-to-DC conversion supplies clean, stable voltage while minimising coil whine. Modern Standby compatibility enables faster wake-from-sleep transitions and improved low-load efficiency.

Replaces older bronze or unrated units

Upgrading from a Bronze-rated or uncertified power supply cuts energy loss and lowers system noise without changing cables or case layout. The efficiency gain pays off in systems that run long hours or sit idle in sleep states. Builds requiring more than 450 W for high-end graphics cards or multi-GPU arrays should consider higher-capacity models instead.

Points forts

  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC plus DC-to-DC delivers clean, stable power
  • 450 W ATX output powers mainstream builds reliably

Caractéristiques

TypeATX

Questions sur cet article

How do I install the ATX power supply and which connection is often missed?

Secure the unit in the case with four screws, attach the 24-pin ATX and CPU power cables to the motherboard, then connect PCIe leads to the graphics card; the step most people forget is the CPU 4+4-pin plug near the socket.

What maintenance will the 450W unit need over time?

The Zero RPM fan mode keeps the fan off at low loads, reducing wear; clean dust from the intake grill once a year and listen for bearing noise — if the fan becomes loud, replace the whole power supply.

What limit appears first during sustained heavy loads?

The 450W rated output is the hard ceiling; exceeding it triggers over-power protection and shuts the system down, so keep total draw below that figure.

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