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Rectangular ATX power supply unit with matte black finish and cooling fan grille

KHACHIMO

KHACHIMO 500W ATX Power Supply HP2-6500P-R 80 PLUS Gold

SKU CH-52C2-N5GFM

An ATX power supply delivering 500W with 80 PLUS Gold efficiency, Modern Standby support, a Zero RPM fan mode and resonant LLC topology with DC-to-DC conversion

  • Product typeATX
  • Faster wake-from-sleep with Modern Standby compatibility
  • 80 PLUS Gold efficiency cuts power use and heat
  • Fan stops at low load for silent running
  • Resonant LLC with DC-to-DC delivers clean, stable power
  • 500 W ATX output supports mid-range system builds

500W ATX Gold power supply for modern PCs

The KHACHIMO HP2-6500P-R delivers 500 watts of continuous power through a standard ATX form factor. It carries 80 PLUS Gold certification for high efficiency across typical loads. Modern Standby compatibility allows extremely fast wake-from-sleep transitions and improved low-load efficiency. This unit suits builders assembling new systems or replacing older supplies in compatible chassis.

Sustained load behaviour with LLC resonant topology

A resonant LLC topology combined with DC-to-DC conversion maintains clean, consistent voltage regulation during extended work sessions. The design reduces coil whine and supports deeper, more energy-efficient sleep states without voltage drift. Zero RPM fan mode keeps the cooling fan off at low and medium loads, eliminating acoustic noise while thermal headroom remains. Under heavier sustained demand the fan engages automatically to maintain safe component temperatures.

Build quality and connector implications day to day

Gold-rated efficiency lowers waste heat, which reduces internal stress on capacitors and extends operational lifespan. The fully compliant ATX layout fits standard mounting points and cable routing channels in most cases. Modern Standby support means the supply works correctly with current motherboard power-management features, avoiding wake failures or sleep-state instability. No proprietary connectors are used, so cable management follows familiar patterns.

How it compares

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

Price $386.99
Pricier than about 84% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

How much heat and noise does the 500W unit produce when running all day?

The 80 PLUS Gold rating and Zero RPM fan mode keep temperatures and noise low; the fan stays off at low and medium loads for near-silent operation.

What must my PC already have for this ATX power supply to work?

A standard ATX case and motherboard with a 24-pin main connector and 4+4-pin CPU connector are required for installation.

Will the resonant LLC topology with DC-to-DC conversion cause issues with older components I keep?

The topology delivers clean, consistent power and reduces coil whine, so older parts receive stable voltage without compatibility problems.

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