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Rectangular ATX power supply unit in matte black finish with cooling fan visible

KHACHIMO

KHACHIMO ThinkSystem 750W ATX power supply 700-014188-0000

SKU CH-3DWQ-N0WNM

A 750 W ATX unit with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support for quiet, low-power operation

  • TypeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Fan stops at low load for silent running
  • LLC resonant topology with DC-to-DC delivers clean power
  • Reduces coil whine for quieter operation

750W ATX Power Supply

The KHACHIMO ThinkSystem 750W ATX power supply delivers 750 watts of continuous power for desktop PC builds. It targets system integrators and enthusiasts who require reliable energy delivery with high efficiency certification. The unit uses a resonant LLC topology combined with DC-to-DC conversion to maintain stable voltage rails under varying loads. This design suits modern workstations and gaming rigs that demand consistent performance.

Modern Standby & Zero RPM Mode

Modern Standby compatibility enables extremely fast wake-from-sleep times and improves low-load efficiency during idle states. The Zero RPM fan mode stops the cooling fan completely at low and medium loads, providing near-silent operation for quiet environments. Together these features reduce acoustic noise and lower overall power consumption when the system is not under heavy demand. The 80 PLUS Gold certification confirms high efficiency across typical load ranges.

Standard ATX Installation

Installation follows the standard ATX form factor, fitting typical chassis mounting points and cable routing channels. The resonant LLC topology with DC-to-DC conversion helps reduce coil whine, a common issue in some switching supplies, contributing to quieter long-term operation. Builders should verify that their case provides adequate clearance for the unit's depth and that cable lengths reach all required connectors. No specialised tools or additional adapters are required for a typical desktop build.

Highlights

  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Fan stops at low load for silent running
  • LLC resonant topology with DC-to-DC delivers clean power
  • Reduces coil whine for quieter operation

Specifications

TypeATX

Questions about this item

Does the fan on the ThinkSystem 750W ATX power supply ever need replacing?

The Zero RPM Fan Mode keeps the fan off at low and medium loads, so the bearing wears far more slowly than in a unit that spins constantly.

What limits the ThinkSystem 750W ATX power supply first when it runs at full load for hours?

The 750 W rated output is the hard ceiling; once the system draws that much the protection circuits will shut the unit down rather than let components overheat.

How much noise and heat does the ThinkSystem 750W ATX power supply produce during all-day operation?

At typical loads the fan stays at 0 RPM for silent running, and the 80 PLUS Gold efficiency keeps waste heat and power draw low even when the system is active continuously.

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