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Rectangular black metal ATX power supply with fan grille and cable bundle

KHACHIMO

KHACHIMO ATX3500-65PA 300W 80 PLUS Gold power supply

SKU CH-NE66-HCXN8

An ATX power supply rated 300 W with 80 PLUS Gold efficiency, zero-RPM fan mode, Modern Standby support and resonant LLC topology for quiet operation

  • Product typeATX
  • Modern Standby support for near-instant wake from sleep
  • 80 PLUS Gold certification delivers high efficiency and cooler operation
  • Zero RPM fan mode stops the fan at low loads for silent running
  • Resonant LLC topology with DC-to-DC conversion provides clean, stable power
  • Rated 300 W continuous with 350 W peak capacity

Modern Standby ATX 300W unit

The KHACHIMO ATX3500-65PA is a 300W ATX power supply built for modern desktop PCs that use low-power sleep states. Its Modern Standby compatibility delivers fast wake-from-sleep times and improved efficiency at very light loads. The 80 PLUS Gold rating confirms high efficiency across typical workloads. This unit suits builders who want reliable power without excess capacity.

Zero RPM fan with Gold efficiency

A Zero RPM mode stops the fan completely at low and medium loads, giving near-silent operation during everyday tasks. The 80 PLUS Gold certification means less waste heat and lower power draw under normal use. Resonant LLC topology with DC-to-DC conversion supplies clean, consistent power and reduces coil whine. Together these features keep thermals and noise low in typical desktop scenarios.

300W continuous / 350W peak rating

The supply delivers 300W continuous and 350W peak power, which is the single figure that determines whether it fits your build. Systems with high-end graphics cards or many drives will exceed this limit. Buyers who need more power for demanding components should choose a higher-wattage unit.

How it compares

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

Price $121.99
Cheaper than about 58% 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 ATX3500-65PA and which step is most often missed?

Mount the unit in a standard ATX case, connect the 24-pin motherboard and 4/8-pin CPU cables, then enable Modern Standby in the BIOS so the 65 W low-load rail works correctly.

What maintenance or replacement will the 300 W Gold unit need later?

The Zero RPM fan only spins above medium load; clean its blades yearly with compressed air and replace the fan if bearing noise appears after several years.

What limit appears first during sustained loads on this 350 W peak supply?

Continuous output is rated at 300 W; exceeding that triggers over-power protection before temperature or noise becomes an issue.

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