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Black rectangular ATX power supply unit with cooling fan and cable connectors visible

KHACHIMO

KHACHIMO 1100W ATX Power Supply iMP4-2E-2L-1D-01-A

SKU CH-N3AQ-80CW1

Delivers 1100W ATX power with 80 PLUS Gold efficiency, Modern Standby support, zero-RPM fan mode and resonant LLC topology for clean, quiet operation

  • Product typeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold certified for lower power draw and heat
  • Zero RPM fan mode stops the fan at low load
  • Resonant LLC topology with DC-to-DC gives clean, stable power
  • Resonant LLC design cuts coil whine for quiet operation

KHACHIMO 1100W ATX Power Supply

The KHACHIMO 1100W ATX power supply delivers 1100 watts of continuous power for high-performance desktop builds. It targets enthusiasts assembling multi-GPU workstations or overclocked gaming rigs that demand substantial headroom. The unit carries 80 PLUS Gold certification for high efficiency across typical loads. Modern Standby compatibility enables extremely fast wake-from-sleep transitions.

Upgrading from lower-wattage or Bronze units

Builders replacing a lower-wattage or 80 PLUS Bronze unit gain the capacity to run power-hungry components without hitting the protection limit. The jump is worth it when the current PSU trips under heavy compute or rendering loads. Resonant LLC topology with DC-to-DC conversion supplies cleaner voltage regulation and reduces coil whine. Zero RPM fan mode keeps the system near-silent at low and medium loads.

ATX form factor and Modern Standby limits

The ATX form factor fits standard chassis but offers no redundancy or hot-swap capability for mission-critical servers. Modern Standby sleep states rely on motherboard and OS support; some platforms cannot enter the deepest low-power states. Zero RPM mode disengages automatically once temperatures rise past the internal threshold. Efficiency gains above 80 PLUS Gold diminish rapidly at very light or peak loads.

How it compares

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

Price $3,265.99
Pricier than about 91% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

What ATX case clearance is needed for the KHACHIMO 1100W unit?

The supply follows the standard ATX form factor so it fits any case designed for ATX power supplies; verify your chassis depth against the unit length before mounting.

Which power cables must be connected during installation to enable Modern Standby?

Connect the 24-pin ATX motherboard cable, the CPU 4+4-pin EPS cable, and any required PCIe cables; the Modern Standby function then activates automatically through the motherboard firmware.

How should the fan be cleaned when Zero RPM mode has been active for long periods?

With the unit powered off and unplugged, use compressed air to blow dust from the fan grill and internal heatsink fins; the Zero RPM feature means dust can settle during silent operation.

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