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Rectangular black ATX power supply unit with cooling fan grille visible

KHACHIMO

KHACHIMO 750W ATX 80 PLUS Gold power supply

SKU CH-ZX1T-7WS43

An ATX power supply delivering 750 watts with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support

  • Product typeATX
  • Modern Standby compatible for extremely fast wake-from-sleep
  • 80 PLUS Gold certified for high efficiency and lower power consumption
  • Zero RPM fan mode stops the fan at low and medium loads for near-silent operation
  • Resonant LLC topology with DC-to-DC conversion delivers clean, consistent power
  • 750 W ATX power supply with 80 PLUS Gold certification

ATX 750W Gold Power Supply

The KHACHIMO 750W ATX unit delivers 80 PLUS Gold certified efficiency for desktop builds that need reliable AC-DC conversion. It supports Modern Standby for rapid wake-from-sleep and improved low-load efficiency. Resonant LLC topology with DC-to-DC conversion provides clean, consistent power for stable system operation.

Thermals Noise and Power Draw

80 PLUS Gold certification reduces waste heat, lowering overall power consumption and operating temperatures during normal use. Zero RPM fan mode stops the cooling fan entirely at low and medium loads for near-silent operation. The resonant LLC design further minimises coil whine for a quieter acoustic profile.

Sustained Load Behaviour

Under sustained load the resonant LLC topology with DC-to-DC conversion maintains clean, consistent power delivery without voltage drift. DC-to-DC conversion enables efficient energy-saving sleep states even during prolonged workloads. The fan engages automatically when thermal thresholds rise above the zero-RPM range.

How it compares

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

Price $403.99
Pricier than about 85% 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 this 750W ATX power supply and which step is most often missed?

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; the step most often missed is seating the 24-pin connector fully until the latch clicks.

What maintenance or replacement will this 750W ATX supply need later?

The Zero RPM fan mode keeps the fan off at low and medium loads, reducing wear; plan to clean dust from the intake grill annually and replace the fan only if bearing noise appears after several years.

What limit appears first on this 750W ATX unit under sustained heavy load?

The 80 PLUS Gold efficiency target is met up to full load; beyond that the over-power protection trips, so the practical ceiling is the rated 750 W continuous output.

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