We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Rectangular black ATX power supply unit with cooling fan grille and power socket visible

KHACHIMO

KHACHIMO 1000W ATX Power Supply L0300A-IW

SKU CH-3G5K-P2F5J

A 1000W ATX power supply with 80 PLUS Gold efficiency, Modern Standby support, zero-RPM fan mode and resonant LLC topology for clean, quiet power delivery

  • TypeATX
  • Fast wake-from-sleep and better low-load efficiency with Modern Standby compatibility
  • Lower power consumption, less noise and cooler temps via 80 PLUS Gold certification
  • Near-silent operation at low and medium loads through Zero RPM Fan Mode
  • Clean, consistent power and reduced coil whine using Resonant LLC topology with DC-to-DC conversion
  • 1000W ATX output for high-performance system builds

What this power supply is

The KHACHIMO 1000W ATX unit delivers 80 PLUS Gold efficiency and Modern Standby compatibility for desktop PCs that demand clean, stable power. It suits builders who want low-load efficiency and fast wake-from-sleep response without fan noise at idle.

When the upgrade makes sense

Replacing an older Bronze or unrated unit cuts waste heat and reduces coil whine thanks to the resonant LLC topology with DC-to-DC conversion. The jump is worth it when your system stays in sleep states often or when you need 1000W headroom for high-end components.

Installation notes

Standard ATX mounting and cabling fit most mid-tower and full-tower cases without adapters. The Zero RPM fan mode engages automatically, so the only common issue is forgetting to enable Modern Standby in the motherboard BIOS for the fastest wake times.

Highlights

  • Fast wake-from-sleep and better low-load efficiency with Modern Standby compatibility
  • Lower power consumption, less noise and cooler temps via 80 PLUS Gold certification
  • Near-silent operation at low and medium loads through Zero RPM Fan Mode
  • Clean, consistent power and reduced coil whine using Resonant LLC topology with DC-to-DC conversion
  • 1000W ATX output for high-performance system builds

Specifications

TypeATX

Questions about this item

What ATX mounting pattern does the L0300A-IW use?

The power supply follows the standard ATX form factor, so it mounts with four screws on the rear of any ATX-compatible case using the usual hole spacing.

Which cables should be connected first when installing this unit?

Seat the 24-pin motherboard and 8-pin CPU power connectors firmly before routing any peripheral cables; the most common mistake is leaving the CPU power plug loose.

How do I clean the fan on this 1000W supply?

With the unit unplugged, use short bursts of compressed air through the rear grille while holding the fan blades still; the Zero RPM mode means the fan spins only under load, so dust builds up slowly.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.