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Black rectangular ATX power supply unit with gold certification badge

KHACHIMO

KHACHIMO U2A-C10750-DRBB 750W ATX power supply

SKU CH-3CHB-W0NSE

An 80 PLUS Gold 750W ATX unit with Modern Standby support, Zero RPM fan mode and LLC resonant DC-to-DC topology for efficient, quiet power

  • Product typeATX
  • Faster wake-from-sleep with Modern Standby compatibility
  • Lower power draw and cooler temps via 80 PLUS Gold efficiency
  • Near-silent operation at low loads with Zero RPM fan mode
  • Clean, stable power delivery using resonant LLC topology
  • Reduced coil whine and efficient sleep states from DC-to-DC conversion

750 W ATX power supply

The KHACHIMO U2A-C10750-DRBB delivers 750 W of continuous power in a standard ATX form factor. It is built for desktop builders who need reliable energy delivery for mid-range components and modern sleep-state support.

Thermals noise and power draw

80 PLUS Gold certification means high efficiency at typical loads, reducing waste heat and keeping internal temperatures lower. A Zero RPM fan mode stops the fan completely at low and medium loads for near-silent operation, while resonant LLC topology with DC-to-DC conversion minimises coil whine.

Modern Standby compatibility

This unit supports Modern Standby for extremely fast wake-from-sleep times and improved low-load efficiency. It is not suited for systems that require higher wattage output or server-grade redundancy features.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $490.99
Pricier than about 90% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

How do I install the KHACHIMO U2A-C10750-DRBB 750W ATX power supply and which step do builders often miss?

Mount the unit in the case with four screws, connect the 24-pin ATX, CPU and GPU cables, then flip the rear I/O switch to on before pressing the case power button; the step most often missed is leaving that rear switch in the off position.

What maintenance or replacement will the KHACHIMO U2A-C10750-DRBB 750W ATX power supply need later?

The only routine maintenance is clearing dust from the intake grill; the Zero RPM fan mode means the fan spins less, reducing bearing wear, so no scheduled part replacement is expected during normal service life.

What limit appears first on the KHACHIMO U2A-C10750-DRBB 750W ATX power supply under sustained heavy load?

The 750 W continuous output rating is the first hard limit; once total system draw reaches that level the protection circuitry will shut the unit down to prevent damage.

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